Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Saxer Lin on 2025/04/15 17:24
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... ... @@ -1,1 +1,1 @@ 1 -LT-22222-L -- LoRa IO Controller User Manual 1 +LT-22222-L -- LoRa I/O Controller User Manual - Author
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Bei1 +XWiki.pradeeka - Content
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... ... @@ -17,7 +17,7 @@ 17 17 18 18 19 19 20 -= 1.Introduction = 20 += 1. Introduction = 21 21 22 22 == 1.1 What is the LT-22222-L I/O Controller? == 23 23 ... ... @@ -33,8 +33,6 @@ 33 33 With the LT-22222-L I/O Controller, users can transmit data over ultra-long distances with low power consumption using LoRa, a spread-spectrum modulation technique derived from chirp spread spectrum (CSS) technology that operates on license-free ISM bands. 34 34 ))) 35 35 36 -> The LT Series I/O Controllers are designed for easy, low-cost installation on LoRaWAN networks. 37 - 38 38 ((( 39 39 You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways: 40 40 ... ... @@ -42,7 +42,9 @@ 42 42 * If there is no public LoRaWAN coverage in your area, you can set up a LoRaWAN gateway, or multiple gateways, and connect them to a LoRaWAN network server to create adequate coverage. Then, register the LT-22222-L I/O controller with this network. 43 43 * Setup your own private LoRaWAN network. 44 44 45 -> You can use the Dragino LG308 gateway to expand or create LoRaWAN coverage in your area. 43 +{{info}} 44 + You can use a LoRaWAN gateway, such as the [[Dragino LG308>>https://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]], to expand or create LoRaWAN coverage in your area. 45 +{{/info}} 46 46 ))) 47 47 48 48 ((( ... ... @@ -58,27 +58,27 @@ 58 58 * STM32L072xxxx MCU 59 59 * SX1276/78 Wireless Chip 60 60 * Power Consumption: 61 -** Idle: 4mA@12 v62 -** 20dB Transmit: 34mA@12 v63 -* Operating Temperature: -40 ~~ 85 Degree, No Dew 61 +** Idle: 4mA@12V 62 +** 20dB Transmit: 34mA@12V 63 +* Operating Temperature: -40 ~~ 85 Degrees, No Dew 64 64 65 65 (% style="color:#037691" %)**Interface for Model: LT22222-L:** 66 66 67 -* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50 v, or 220vwith optional external resistor)68 -* 2 x Digital Output (NPN output. Max pull 67 +* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50V, or 220V with optional external resistor) 68 +* 2 x Digital Output (NPN output. Max pull-up voltage 36V,450mA) 69 69 * 2 x Relay Output (5A@250VAC / 30VDC) 70 70 * 2 x 0~~20mA Analog Input (res:0.01mA) 71 -* 2 x 0~~30V Analog Input (res:0.01 v)71 +* 2 x 0~~30V Analog Input (res:0.01V) 72 72 * Power Input 7~~ 24V DC. 73 73 74 74 (% style="color:#037691" %)**LoRa Spec:** 75 75 76 76 * Frequency Range: 77 -** Band 1 (HF): 862 ~~ 1020 M hz78 -** Band 2 (LF): 410 ~~ 528 M hz77 +** Band 1 (HF): 862 ~~ 1020 MHz 78 +** Band 2 (LF): 410 ~~ 528 MHz 79 79 * 168 dB maximum link budget. 80 80 * +20 dBm - 100 mW constant RF output vs. 81 -* +14 dBm high 81 +* +14 dBm high-efficiency PA. 82 82 * Programmable bit rate up to 300 kbps. 83 83 * High sensitivity: down to -148 dBm. 84 84 * Bullet-proof front end: IIP3 = -12.5 dBm. ... ... @@ -94,55 +94,37 @@ 94 94 95 95 == 1.3 Features == 96 96 97 -* LoRaWAN Class A & Class C protocol97 +* LoRaWAN Class A & Class C modes 98 98 * Optional Customized LoRa Protocol 99 99 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869 100 100 * AT Commands to change parameters 101 -* Remote configure parameters via LoRa Downlink 101 +* Remotely configure parameters via LoRaWAN Downlink 102 102 * Firmware upgradable via program port 103 103 * Counting 104 104 105 105 == 1.4 Applications == 106 106 107 -* Smart Buildings &HomeAutomation108 -* Logistics and SupplyChainManagement109 -* Smart Metering110 -* Smart Agriculture111 -* Smart Cities112 -* Smart Factory107 +* Smart buildings & home automation 108 +* Logistics and supply chain management 109 +* Smart metering 110 +* Smart agriculture 111 +* Smart cities 112 +* Smart factory 113 113 114 -= =1.5HardwareVariants==114 += 2. Assembling the device = 115 115 116 +== 2.1 Connecting the antenna == 116 116 117 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %) 118 -|(% style="background-color:#4f81bd; color:white; width:103px" %)**Model**|(% style="background-color:#4f81bd; color:white; width:131px" %)**Photo**|(% style="background-color:#4f81bd; color:white; width:266px" %)**Description** 119 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)((( 120 -(% style="text-align:center" %) 121 -[[image:image-20230424115112-1.png||height="106" width="58"]] 122 -)))|(% style="width:334px" %)((( 123 -* 2 x Digital Input (Bi-direction) 124 -* 2 x Digital Output 125 -* 2 x Relay Output (5A@250VAC / 30VDC) 126 -* 2 x 0~~20mA Analog Input (res:0.01mA) 127 -* 2 x 0~~30V Analog Input (res:0.01v) 128 -* 1 x Counting Port 129 -))) 118 +Connect the LoRa antenna to the antenna connector, **ANT**,** **located on the top right side of the device, next to the upper screw terminal block. Secure the antenna by tightening it clockwise. 130 130 131 -= 2. Assembling the Device = 120 +{{warning}} 121 +Warning! Do not power on the device without connecting the antenna. 122 +{{/warning}} 132 132 133 -== 2.1 What is included in the package? == 134 - 135 -The package includes the following items: 136 - 137 -* 1 x LT-22222-L I/O Controller 138 -* 1 x LoRaWAN antenna matched to the frequency of the LT-22222-L 139 -* 1 x bracket for wall mounting 140 -* 1 x programming cable 141 - 142 -Attach the LoRaWAN antenna to the connector labeled **ANT** (located on the top right side of the device, next to the upper terminal block). Secure the antenna by tightening it clockwise. 143 - 144 144 == 2.2 Terminals == 145 145 126 +The LT-22222-L has two screw terminal blocks. The upper screw treminal block has 6 terminals and the lower screw terminal block has 10 terminals. 127 + 146 146 Upper screw terminal block (from left to right): 147 147 148 148 (% style="width:634px" %) ... ... @@ -169,28 +169,30 @@ 169 169 |(% style="width:296px" %)DO2|(% style="width:334px" %)Digital Output 2 170 170 |(% style="width:296px" %)DO1|(% style="width:334px" %)Digital Output 1 171 171 172 -== 2.3 Powering == 154 +== 2.3 Powering the device == 173 173 174 -The LT-22222-L I/O Controller can be powered by a 7–24V DC power source. Connect thepower supply’s positive wire to the VINscrew terminal and the negative wire to the GND screw terminal. The power indicator (PWR) LED will turn on when the device is properly powered.156 +The LT-22222-L I/O Controller can be powered by a **7–24V DC** power source. Connect your power supply’s positive wire to the VIN and the negative wire to the GND screw terminals. The power indicator **(PWR) LED** will turn on when the device is properly powered. 175 175 158 +Once powered, the **TX LED** will **fast-blink 5 times** which means the LT-22222-L will enter the **work mode** and start to **join** The Things Stack. The **TX LED** will be on for **5 seconds** after joining the network. When there is a **downlink** message from the server, the **RX LED** will be on for **1 second**. When the device is sending an uplink message to the server, the **TX LED** will be on for **1 second**. See also LED status. 176 176 177 -[[image:1653297104069-180.png]] 160 +{{warning}} 161 +We recommend that you power on the LT-22222-L after configuring its registration information with a LoRaWAN network server. Otherwise, the device will continuously send join-request messages to attempt to join a LoRaWAN network but will fail. 162 +{{/warning}} 178 178 179 179 180 - =3.OperationMode =165 +[[image:1653297104069-180.png]] 181 181 182 -== 3.1 How does it work? == 183 183 184 - TheLT-22222-Lis configured to operate in LoRaWAN Class C modeby default. It supports OTAA (Over-the-Air Activation), which is the most secure method for activatinga device with a LoRaWAN networkserver. The LT-22222-L comes with deviceregistrationinformation that allows you to registeritwith a LoRaWANnetwork,enabling the device to perform OTAA activation with thenetworkserver upon initial power-up and after any subsequent reboots.168 += 3. Registering with a LoRaWAN Network Server = 185 185 186 - ForLT-22222-L,theLED willshowtheJoin status:Afterpower on(%style="color:green"%)**TX LED**(%%)willfastblink5times,LT-22222-L willenterworkingmodeandstart toJOINLoRaWAN network.(% style="color:green"%)**TX LED**(%%) will be onfor5secondsafter joinedin network. Whenthereis message fromserver,theRX LED willbeon for1second.170 +By default, the LT-22222-L is configured to operate in LoRaWAN Class C mode. It supports OTAA (Over-the-Air Activation), the most secure method for activating a device with a LoRaWAN network server. The LT-22222-L comes with device registration information that allows you to register it with a LoRaWAN network, enabling the device to perform OTAA activation with the network server upon initial power-up and after any subsequent reboots. 187 187 172 +After powering on, the **TX LED** will **fast-blink 5 times** which means the LT-22222-L will enter the **work mode** and start to **join** the LoRaWAN network. The **TX LED** will be on for **5 seconds** after joining the network. When there is a **downlink** message from the server, the **RX LED** will be on for **1 second**. When the device is sending an uplink message to the server, the **TX LED** will be on for **1 second**. See also LED status. 173 + 188 188 In case you can't set the root key and other identifiers in the network server and must use them from the server, you can use [[AT Commands>>||anchor="H4.UseATCommand"]] to configure them on the device. 189 189 190 - ==3.2 Registering with a LoRaWAN networkserver ==176 +The network diagram below shows how the LT-22222-L is connected to a typical LoRaWAN network. 191 191 192 -The diagram below shows how the LT-22222-L connects to a typical LoRaWAN network. 193 - 194 194 [[image:image-20220523172350-1.png||height="266" width="864"]] 195 195 196 196 === 3.2.1 Prerequisites === ... ... @@ -203,66 +203,103 @@ 203 203 204 204 === 3.2.2 The Things Stack Sandbox (TTSS) === 205 205 190 +The Things Stack Sandbox was formally called The Things Stack Community Edition. 191 + 206 206 * Log in to your [[The Things Stack Sandbox>>https://eu1.cloud.thethings.network]] account. 207 -* Create an application if you do not have one yet. 208 -* Register LT-22222-L with that application. Two registration options available: 193 +* Create an application with The Things Stack if you do not have one yet. 194 +* Go to your application page and click on the **End devices** in the left menu. 195 +* On the End devices page, click on **+ Register end device**. Two registration options are available: 209 209 210 -==== Using the LoRaWAN Device Repository :====197 +==== 3.2.2.1 Using the LoRaWAN Device Repository ==== 211 211 212 -* Go to your application and click on the **Register end device** button. 213 213 * On the **Register end device** page: 214 -** Select the option **Select the end device in the LoRaWAN Device Repository**. 215 -** Choose the **End device brand**, **Model**, **Hardware version**, **Firmware version**, and **Profile (Region)**. 216 -** Select the **Frequency plan** that matches with your device. 200 +** Select the option **Select the end device in the LoRaWAN Device Repository **under **Input method**. 201 +** Select the **End device brand**, **Model**, **Hardware version**, **Firmware version**, and **Profile (Region)** from the respective dropdown lists. 202 +*** **End device brand**: Dragino Technology Co., Limited 203 +*** **Model**: LT22222-L I/O Controller 204 +*** **Hardware ver**: Unknown 205 +*** **Firmware ver**: 1.6.0 206 +*** **Profile (Region)**: Select the region that matches your device. 207 +** Select the **Frequency plan** that matches your device from the **Frequency plan** dropdown list. 217 217 218 218 [[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]] 219 219 220 -* 221 -** Enter the **AppEUI** in the **JoinEUI** field and click **Confirm** button. 222 -** Enter the **DevEUI** in the **DevEUI** field. 223 -** Enter the **AppKey** in the **AppKey** field. 224 -** In the **End device ID** field, enter a unique name within this application for your LT-22222-N. 211 + 212 +* Register end device page continued... 213 +** Enter the **AppEUI** in the **JoinEUI** field and click the **Confirm** button. If The Things Stack accepts the JoinEUI you provided, it will display the message 'This end device can be registered on the network'. 214 +** In the **DevEUI** field, enter the **DevEUI**. 215 +** In the **AppKey** field, enter the **AppKey.** 216 +** In the **End device ID** field, enter a unique name for your LT-22222-N within this application. 225 225 ** Under **After registration**, select the **View registered end device** option. 226 226 227 227 [[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]] 228 228 229 -==== Enteringdeviceinformation manually:====221 +==== ==== 230 230 223 +==== 3.2.2.2 Adding device manually ==== 224 + 231 231 * On the **Register end device** page: 232 -** Select the **Enter end device specifies manually** optionas theinput method.233 -** Select the **Frequency plan** withyour device.234 -** Select the **LoRaWAN version**. 235 -** Select the **Regional Parameters version**. 236 -** Click **Show advanced activation, LoRaWAN class and cluster settings** link to expand the section. 237 -** Select **Over the air activation (OTAA)** optionunder **Activation mode**238 -** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities**. 226 +** Select the option **Enter end device specifies manually** under **Input method**. 227 +** Select the **Frequency plan** that matches your device from the **Frequency plan** dropdown list. 228 +** Select the **LoRaWAN version** as **LoRaWAN Specification 1.0.3** 229 +** Select the **Regional Parameters version** as** RP001 Regional Parameters 1.0.3 revision A** 230 +** Click **Show advanced activation, LoRaWAN class and cluster settings** link to expand the hidden section. 231 +** Select the option **Over the air activation (OTAA)** under the **Activation mode.** 232 +** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities** dropdown list. 239 239 240 240 [[image:lt-22222-l-manually-p1.png||height="625" width="1000"]] 241 241 242 242 243 -* Enter **AppEUI** in the **JoinEUI** field and click **Confirm** button. 244 -* Enter **DevEUI** in the **DevEUI** field. 245 -* Enter **AppKey** in the **AppKey** field. 246 -* In the **End device ID** field, enter a unique name within this application for your LT-22222-N. 247 -* Under **After registration**, select the **View registered end device** option. 237 +* Register end device page continued... 238 +** Enter the **AppEUI** in the **JoinEUI** field and click the **Confirm** button. If The Things Stack accepts the JoinEUI you provided, it will display the message 'This end device can be registered on the network' 239 +** In the **DevEUI** field, enter the **DevEUI**. 240 +** In the **AppKey** field, enter the **AppKey**. 241 +** In the **End device ID** field, enter a unique name for your LT-22222-N within this application. 242 +** Under **After registration**, select the **View registered end device** option. 243 +** Click the **Register end device** button. 248 248 249 249 [[image:lt-22222-l-manually-p2.png||height="625" width="1000"]] 250 250 251 251 252 - ==== Joining====248 +You will be navigated to the **Device overview** page. 253 253 254 -Click on **Live Data** in the left navigation. Then, power on the device, and it will join The Things Stack Sandbox. You can see the join request, join accept, followed by uplink messages form the device showing in the Live Data panel. 255 255 256 -[[image: 1653298044601-602.png||height="405" width="709"]]251 +[[image:lt-22222-device-overview.png||height="625" width="1000"]] 257 257 258 258 259 -== 3.3 UplinkPayload formats==254 +==== 3.2.2.3 Joining ==== 260 260 256 +On the Device overview page, click on **Live data** tab. The Live data panel for your device will display. 261 261 262 - The LT-22222-Lhas5workingmodes. It alsohasaninterrupt/triggermodefor differenttypepplicationsthat can beusedtogetherwithallthe workingmodesasanadditionalfeature.Thedefault modeisMOD1andyoucanswitchbetweenthesemodesusingATcommands.258 +Now power on your LT-22222-L. It will begin joining The Things Stack. In the **Live data** panel, you can see the **join-request** and **join-accept** messages exchanged between the device and the network server. Once successfully joined, the device will send its first **uplink data message** to the application it belongs to (in this example, **dragino-docs**). 263 263 264 -* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2 x ACI + 2AVI + DI + DO + RO 265 265 261 +[[image:lt-22222-join-network.png||height="625" width="1000"]] 262 + 263 + 264 +By default, you will receive an uplink data message from the device every 10 minutes. 265 + 266 +Click on one of a **Forward uplink data messages **to see its payload content. The payload content is encapsulated within the decode_payload {} JSON object. 267 + 268 +[[image:lt-22222-ul-payload-decoded.png]] 269 + 270 + 271 +If you can't see the decoded payload, it is because you haven't added the uplink formatter code. To add the uplink formatter code, select **End devices** > **LT-22222-L** > **Payload formatters** > **Uplink**. Then select **Use Device repository formatters** for the **Formatter type** dropdown. Click the **Save changes** button to apply the changes. 272 + 273 +{{info}} 274 +The Things Stack provides two levels of payload formatters: application level and device level. The device-level payload formatters **override **the application-level payload formatters. 275 +{{/info}} 276 + 277 +[[image:lt-22222-ul-payload-fmt.png||height="686" width="1000"]] 278 + 279 + 280 +== 3.3 Working Modes and Uplink Payload formats == 281 + 282 + 283 +The LT-22222-L has 5 **working modes**. It also has an interrupt/trigger mode for different types of applications that can be used together with any working mode as an additional feature. The default mode is MOD1 and you can switch between these modes using AT commands. 284 + 285 +* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO 286 + 266 266 * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 267 267 268 268 * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO ... ... @@ -273,12 +273,19 @@ 273 273 274 274 * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 275 275 297 +The uplink messages are sent over LoRaWAN FPort=2. By default, an uplink message is sent every 10 minutes. 298 + 276 276 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 277 277 278 - 279 279 ((( 280 - In working mode MOD1, the uplink payload includesa total of 11 bytes. Uplink packetsare sentoverLoRaWAN FPort=2. Bydefault,one uplink is sent every 10minutes. (% style="display:none" %)302 +This is the default mode. 281 281 304 +The uplink payload is 11 bytes long. 305 + 306 +(% style="color:red" %)**Note:The maximum count depends on the bytes number of bytes. 307 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 308 +It starts counting again when it reaches the maximum value.**(% style="display:none" wfd-invisible="true" %) 309 + 282 282 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 283 283 |(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1** 284 284 |Value|((( ... ... @@ -289,13 +289,13 @@ 289 289 ACI1 Current 290 290 )))|((( 291 291 ACI2 Current 292 -)))|DIDORO*|((( 320 +)))|**DIDORO***|((( 293 293 Reserve 294 294 )))|MOD 295 295 ))) 296 296 297 297 ((( 298 -(% style="color:#4f81bd" %)*** DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1,fora totalof1 byte,as shown below326 +(% style="color:#4f81bd" %)*** DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, and its size is1 byte long as shown below. 299 299 300 300 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 301 301 |**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** ... ... @@ -302,9 +302,9 @@ 302 302 |RO1|RO2|--DI3--|DI2|DI1|--DO3--|DO2|DO1 303 303 ))) 304 304 305 -* RO is for relay. ROx=1 closed, ROx=0 alwaysopen.306 -* DI is for digital input. DIx=1: highorfloating, DIx=0:low.307 -* DO is for reverse digital output. DOx=1: output low, DOx=0:highorfloating.333 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 334 +* DI is for digital input. DIx=1: HIGH or FLOATING, DIx=0: LOW. 335 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 308 308 309 309 (% style="color:red" %)**Note: DI3 and DO3 bits are not valid for LT-22222-L** 310 310 ... ... @@ -321,32 +321,41 @@ 321 321 322 322 ACI2 channel current is 0x1300/1000=4.864mA 323 323 324 -The last byte 0xAA= 10101010( B) means352 +The last byte 0xAA= **10101010**(b) means, 325 325 326 -* [1] RO1 relay channel is closed, and the RO1 LED is ON. 327 -* [0] RO2 relay channel is open, and RO2 LED is OFF. 328 -* [1] DI2 channel is high input and DI2 LED is ON. 329 -* [0] DI1 channel is low input. 330 -* [0] DO3 channel output state 331 -** DO3 is float in case no load between DO3 and V+. 332 -** DO3 is high in case there is load between DO3 and V+. 333 -** DO3 LED is off in both case 334 -* [1] DO2 channel output is low and DO2 LED is ON. 335 -* [0] DO1 channel output state 336 -** DO1 is float in case no load between DO1 and V+. 337 -** DO1 is high in case there is load between DO1 and V+. 338 -** DO1 LED is off in both case. 354 +* [1] The RO1 relay channel is CLOSED, and the RO1 LED is ON. 355 +* [0] The RO2 relay channel is OPEN, and the RO2 LED is OFF. 356 +* **[1] DI3 - not used for LT-22222-L.** 357 +* [0] DI2 channel input is LOW, and the DI2 LED is OFF. 358 +* [1] DI1 channel input state: 359 +** DI1 is FLOATING when no sensor is connected between DI1+ and DI1-. 360 +** DI1 is HIGH when a sensor is connected between DI1- and DI1+ and the sensor is ACTIVE. 361 +** DI1 LED is ON in both cases. 362 +* **[0] DO3 - not used for LT-22222-L.** 363 +* [1] DO2 channel output is LOW, and the DO2 LED is ON. 364 +* [0] DO1 channel output state: 365 +** DO1 is FLOATING when there is no load between DO1 and V+. 366 +** DO1 is HIGH and there is a load between DO1 and V+. 367 +** DO1 LED is OFF in both cases. 339 339 369 +Reserve = 0 370 + 371 +MOD = 1 372 + 340 340 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 341 341 342 342 343 343 ((( 344 -**For LT-22222-L**: this mode the**DI1 and DI2** are used as counting pins.377 +**For LT-22222-L**: In this mode, **DI1 and DI2** are used as counting pins. 345 345 ))) 346 346 347 347 ((( 348 -T otal:11 bytespayload381 +The uplink payload is 11 bytes long. 349 349 383 +(% style="color:red" %)**Note:The maximum count depends on the bytes it is. 384 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 385 +It starts counting again when it reaches the maximum value.** 386 + 350 350 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 351 351 |(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1** 352 352 |Value|COUNT1|COUNT2 |DIDORO*|((( ... ... @@ -355,26 +355,26 @@ 355 355 ))) 356 356 357 357 ((( 358 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DO3, DO2 and DO1.Totally1bytesas below395 +(% style="color:#4f81bd" %)***DIDORO**(%%) is a combination of RO1, RO2, FIRST, Reserve, Reserve, DO3, DO2 and DO1, and its size is 1 byte long as shown below. 359 359 360 360 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 361 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 362 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 398 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 399 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 363 363 364 -RO is for relay. ROx=1 close, ROx=0 alwaysopen.401 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 365 365 ))) 366 366 367 -* FIRST: Indicate this is the first packet after join network. 368 -* DO is for reverse digital output. DOx=1: output low, DOx=0:highorfloat.404 +* FIRST: Indicates that this is the first packet after joining the network. 405 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 369 369 370 370 ((( 371 -(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L .**408 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L** 372 372 373 373 374 374 ))) 375 375 376 376 ((( 377 -**To usecountingmode,pleaserun:**414 +**To activate this mode, run the following AT commands:** 378 378 ))) 379 379 380 380 ((( ... ... @@ -395,24 +395,27 @@ 395 395 ((( 396 396 **For LT22222-L:** 397 397 398 -(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** lowlevel,valid signal is 100ms) **435 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (sets the DI1 port to trigger on a LOW level. The valid signal duration is 100ms) ** 399 399 400 -(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** highlevel,valid signal is 100ms437 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (sets the DI1 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 401 401 402 -(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** lowlevel,valid signal is 100ms) **439 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (sets the DI2 port to trigger on a LOW level. The valid signal duration is 100ms) ** 403 403 404 -(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** highlevel,valid signal is 100ms441 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (sets the DI2 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 405 405 406 -(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** Set COUNT1 value to 60)**443 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (sets the COUNT1 value to 60)** 407 407 408 -(% style="color:blue" %)**AT+SETCNT=2,60**(%%)** Set COUNT2 value to 60)**445 +(% style="color:blue" %)**AT+SETCNT=2,60 **(%%)**(sets the COUNT2 value to 60)** 409 409 ))) 410 410 411 411 412 412 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 413 413 451 +(% style="color:red" %)**Note: The maximum count depends on the bytes it is. 452 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 453 +It starts counting again when it reaches the maximum value.** 414 414 415 -**LT22222-L**: This mode the DI1 is used as a counting pin.455 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 416 416 417 417 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 418 418 |(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1** ... ... @@ -423,24 +423,24 @@ 423 423 )))|DIDORO*|Reserve|MOD 424 424 425 425 ((( 426 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below466 +(% style="color:#4f81bd" %)***DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below. 427 427 428 428 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 429 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 430 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 469 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 470 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 431 431 ))) 432 432 433 -* RO is for relay. ROx=1 434 -* FIRST: Indicate this is the first packet after join network. 435 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 473 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 474 +* FIRST: Indicates that this is the first packet after joining the network. 475 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 436 436 437 437 ((( 438 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 478 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 439 439 ))) 440 440 441 441 442 442 ((( 443 -**To usecountingmode,pleaserun:**483 +**To activate this mode, run the following AT commands:** 444 444 ))) 445 445 446 446 ((( ... ... @@ -453,19 +453,25 @@ 453 453 ))) 454 454 455 455 ((( 456 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 496 +AT Commands for counting: 497 + 498 +The AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 457 457 ))) 458 458 459 459 460 460 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 461 461 504 +(% style="color:red" %)**Note:The maximum count depends on the bytes it is. 505 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 506 +It starts counting again when it reaches the maximum value.** 462 462 508 + 463 463 ((( 464 -**LT22222-L**: This mode the DI1 is used as a counting pin.510 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 465 465 ))) 466 466 467 467 ((( 468 -The AVI1 is also used for counting. AVI1 is usedtomonitor the voltage.Itwillcheck thevoltage**every 60s**,if voltage is higher or lower than VOLMAX mV, the AVI1Countingincrease 1,so AVI1 countingcanbe used to measure a machine working hour.514 +The AVI1 is also used for counting. It monitors the voltage and checks it every **60 seconds**. If the voltage is higher or lower than VOLMAX mV, the AVI1 count increases by 1, allowing AVI1 counting to be used to measure a machine's working hours. 469 469 470 470 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 471 471 |(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1** ... ... @@ -475,25 +475,25 @@ 475 475 ))) 476 476 477 477 ((( 478 -(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below524 +(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below. 479 479 480 480 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 481 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 482 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 527 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 528 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 483 483 ))) 484 484 485 -* RO is for relay. ROx=1 486 -* FIRST: Indicate this is the first packet after join network. 487 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 531 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 532 +* FIRST: Indicates that this is the first packet after joining the network. 533 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 488 488 489 489 ((( 490 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 536 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 491 491 492 492 493 493 ))) 494 494 495 495 ((( 496 -**To use this mode,pleaserun:**542 +**To activate this mode, run the following AT commands:** 497 497 ))) 498 498 499 499 ((( ... ... @@ -506,27 +506,31 @@ 506 506 ))) 507 507 508 508 ((( 509 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 555 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 510 510 ))) 511 511 512 512 ((( 513 -** Plusbelow command for AVI1 Counting:**559 +**In addition to that, below are the commands for AVI1 Counting:** 514 514 515 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** set AVI Count to 60)**561 +(% style="color:blue" %)**AT+SETCNT=3,60 **(%%)**(Sets AVI Count to 60)** 516 516 517 -(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** 563 +(% style="color:blue" %)**AT+VOLMAX=20000 **(%%)**(If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 518 518 519 -(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** 565 +(% style="color:blue" %)**AT+VOLMAX=20000,0 **(%%)**(If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 520 520 521 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** 567 +(% style="color:blue" %)**AT+VOLMAX=20000,1 **(%%)**(If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 522 522 ))) 523 523 524 524 525 525 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 526 526 573 +(% style="color:red" %)**Note:The maximum count depends on the bytes it is. 574 +The maximum count for four bytes is FFFFFFFF (hex) = 4294967295 (dec). 575 +It starts counting again when it reaches the maximum value.** 527 527 528 -**LT22222-L**: This mode the DI1 is used as a counting pin. 529 529 578 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 579 + 530 530 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 531 531 |(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1** 532 532 |Value|((( ... ... @@ -540,25 +540,25 @@ 540 540 )))|MOD 541 541 542 542 ((( 543 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below593 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below. 544 544 545 545 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 546 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 596 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 547 547 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 548 548 ))) 549 549 550 -* RO is for relay. ROx=1 551 -* FIRST: Indicate this is the first packet after join network. 600 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 601 +* FIRST: Indicates that this is the first packet after joining the network. 552 552 * ((( 553 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 603 +DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 554 554 ))) 555 555 556 556 ((( 557 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 607 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 558 558 ))) 559 559 560 560 ((( 561 -**To use this mode,pleaserun:**611 +**To activate this mode, run the following AT commands:** 562 562 ))) 563 563 564 564 ((( ... ... @@ -571,29 +571,33 @@ 571 571 ))) 572 572 573 573 ((( 574 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 624 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 575 575 ))) 576 576 577 577 578 -=== 3.3.6 AT+ADDMOD~=6 .(Trigger Mode, Optional) ===628 +=== 3.3.6 AT+ADDMOD~=6 (Trigger Mode, Optional) === 579 579 580 580 581 -(% style="color:#4f81bd" %)**This mode is anoptionalmode for trigger purpose. It can runtogetherwith other mode.**631 +(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate __alongside__ with other modes.** 582 582 583 -For example, if u serhasconfiguredbelow commands:633 +For example, if you configure the following commands: 584 584 585 -* **AT+MOD=1 ** **~-~->** Thenormal working mode586 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 635 +* **AT+MOD=1 ** **~-~->** Sets the default working mode 636 +* **AT+ADDMOD6=1** **~-~->** Enables trigger mode 587 587 588 -LT will keepmonitoringAV1/AV2/AC1/AC2 every 5 seconds;LTwill send uplink packets in two cases:638 +The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. It will send uplink packets in two cases: 589 589 590 -1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type 591 -1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.** 640 +1. Periodic uplink: Based on TDC time. The payload is the same as in normal mode (MOD=1 as set above). These are (% style="color:#4f81bd" %)**unconfirmed**(%%) uplinks. 641 +1. ((( 642 +Trigger uplink: sent when a trigger condition is met. In this case, LT will send two packets 592 592 593 -(% style="color:#037691" %)**AT Command to set Trigger Condition**: 644 +* The first uplink uses the payload specified in trigger mode (MOD=6). 645 +* The second packet uses the normal mode payload (MOD=1 as set above). Both are (% style="color:#4f81bd" %)**confirmed uplinks.** 646 +))) 594 594 648 +(% style="color:#037691" %)**AT Commands to set Trigger Conditions**: 595 595 596 -(% style="color:#4f81bd" %)**Trigger base on voltage**: 650 +(% style="color:#4f81bd" %)**Trigger based on voltage**: 597 597 598 598 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> 599 599 ... ... @@ -600,27 +600,25 @@ 600 600 601 601 **Example:** 602 602 603 -AT+AVLIM=3000,6000,0,2000 If AVI1 voltage lower than 3vor higher than 6v.v, LT will trigger Uplink)657 +AT+AVLIM=3000,6000,0,2000 (triggers an uplink if AVI1 voltage is lower than 3V or higher than 6V, or if AV2 voltage is higher than 2V) 604 604 605 -AT+AVLIM=5000,0,0,0 If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)659 +AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use) 606 606 607 607 662 +(% style="color:#4f81bd" %)**Trigger based on current**: 608 608 609 -(% style="color:#4f81bd" %)**Trigger base on current**: 610 - 611 611 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> 612 612 613 613 614 614 **Example:** 615 615 616 -AT+ACLIM=10000,15000,0,0 If ACI1voltage lower than 10mA or higher than 15mA, trigger an uplink)669 +AT+ACLIM=10000,15000,0,0 (triggers an uplink if AC1 current is lower than 10mA or higher than 15mA) 617 617 618 618 672 +(% style="color:#4f81bd" %)**Trigger based on DI status**: 619 619 620 - (%style="color:#4f81bd"%)**Triggerbaseon DI status**:674 +DI status triggers Flag. 621 621 622 -DI status trigger Flag. 623 - 624 624 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 625 625 626 626 ... ... @@ -629,39 +629,38 @@ 629 629 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 630 630 631 631 632 -(% style="color:#037691" %)**Downlink Command toset Trigger Condition:**684 +(% style="color:#037691" %)**LoRaWAN Downlink Commands for Setting the Trigger Conditions:** 633 633 634 634 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 635 635 636 636 Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4 637 637 638 - AA: Code for this downlink Command: 690 + AA: Type Code for this downlink Command: 639 639 640 - xx: 0: Limit for AV1 and AV2; ,DI2 trigger enable/disable692 + xx: **0**: Limit for AV1 and AV2; **1**: limit for AC1 and AC2; **2**: DI1and DI2 trigger enable/disable. 641 641 642 - yy1 yy1: AC1 or AV1 lowlimit or DI1/DI2 trigger status.694 + yy1 yy1: AC1 or AV1 LOW limit or DI1/DI2 trigger status. 643 643 644 - yy2 yy2: AC1 or AV1 highlimit.696 + yy2 yy2: AC1 or AV1 HIGH limit. 645 645 646 - yy3 yy3: AC2 or AV2 lowlimit.698 + yy3 yy3: AC2 or AV2 LOW limit. 647 647 648 - Yy4 yy4: AC2 or AV2 highlimit.700 + Yy4 yy4: AC2 or AV2 HIGH limit. 649 649 650 650 651 -**Example1**: AA 00 13 88 00 00 00 00 00 00 703 +**Example 1**: AA 00 13 88 00 00 00 00 00 00 652 652 653 -Same as AT+AVLIM=5000,0,0,0 If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)705 +Same as AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage is lower than 5V. Use 0s for parameters that are not in use) 654 654 655 655 656 -**Example2**: AA 02 01 00 708 +**Example 2**: AA 02 01 00 657 657 658 -Same as AT+ DTRI =1,0 710 +Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 659 659 660 660 661 - 662 662 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 663 663 664 -MOD6 Payload payload715 +MOD6 Payload: total of 11 bytes 665 665 666 666 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 667 667 |(% style="background-color:#4f81bd; color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:49px" %)**6**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:50px" %)**1** ... ... @@ -675,10 +675,10 @@ 675 675 MOD(6) 676 676 ))) 677 677 678 -(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 729 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1 byte as below 679 679 680 680 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 681 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 732 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 682 682 |((( 683 683 AV1_LOW 684 684 )))|((( ... ... @@ -697,17 +697,17 @@ 697 697 AC2_HIGH 698 698 ))) 699 699 700 -* Each bit sshows if the corresponding trigger has been configured.751 +* Each bit shows if the corresponding trigger has been configured. 701 701 702 702 **Example:** 703 703 704 -10100000: Means the system has configure to use the trigger: A C1_LOW and AV2_LOW755 +10100000: Means the system has configure to use the trigger: AV1_LOW and AV2_LOW 705 705 706 706 707 -(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below 758 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1 byte as below 708 708 709 709 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 710 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 761 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 711 711 |((( 712 712 AV1_LOW 713 713 )))|((( ... ... @@ -726,11 +726,11 @@ 726 726 AC2_HIGH 727 727 ))) 728 728 729 -* Each bit sshows which status has been trigger on this uplink.780 +* Each bit shows which status has been triggered on this uplink. 730 730 731 731 **Example:** 732 732 733 -10000000: Means this p acketis trigger by AC1_LOW.Means voltage too low.784 +10000000: Means this uplink is triggered by AV1_LOW. That means the voltage is too low. 734 734 735 735 736 736 (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below ... ... @@ -739,7 +739,7 @@ 739 739 |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 740 740 |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG 741 741 742 -* Each bits shows which status has been trigger on this uplink. 793 +* Each bits shows which status has been triggered on this uplink. 743 743 744 744 **Example:** 745 745 ... ... @@ -766,134 +766,249 @@ 766 766 ))) 767 767 768 768 769 -== 3.4 Configure LT via AT or Downlink == 820 +== 3.4 Configure LT-22222-L via AT Commands or Downlinks == 770 770 771 - 772 772 ((( 773 - Usercan configure LT I/O Controller via AT Commands or LoRaWAN DownlinkCommands823 +You can configure LT-22222-L I/O Controller via AT Commands or LoRaWAN Downlinks. 774 774 ))) 775 775 776 776 ((( 777 777 ((( 778 -There are two kinds ofCommands:828 +There are two tytes of commands: 779 779 ))) 780 780 ))) 781 781 782 -* (% style="color:blue" %)**Common Commands**(%%):They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]832 +* (% style="color:blue" %)**Common commands**(%%): 783 783 784 -* (% style="color:blue" %)**Sensor RelatedCommands**(%%):These commands are special designed for LT-22222-L. User can see these commands below:834 +* (% style="color:blue" %)**Sensor-related commands**(%%): 785 785 786 -=== 3.4.1 Common Commands ===836 +=== 3.4.1 Common commands === 787 787 788 - 789 789 ((( 790 -The yshouldbe available for each of DraginoSensors,such as:changeuplink interval,reset device. For firmware v1.5.4, usercan findwhat common commandsit supports:839 +These are available for each sensors and include actions such as changing the uplink interval or resetting the device. For firmware v1.5.4, you can find the supported common commands under: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]s. 791 791 ))) 792 792 842 +=== 3.4.2 Sensor-related commands === 793 793 794 - ===3.4.2Sensorrelated commands===844 +These commands are specially designed for the LT-22222-L. Commands can be sent to the device using options such as an AT command or a LoRaWAN downlink payload. 795 795 846 + 796 796 ==== 3.4.2.1 Set Transmit Interval ==== 797 797 849 +Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes. 798 798 799 - Setdevice uplink interval.851 +(% style="color:#037691" %)**AT command** 800 800 801 -* (% style="color:#037691" %)**AT Command:** 853 +(% style="width:500px" %) 854 +|**Command**|AT+TDC<time> 855 +|**Response**| 856 +|**Parameters**|time : uplink interval is in milliseconds 857 +|**Example**|((( 858 +AT+TDC=30000 802 802 803 -(% style="color:blue" %)**AT+TDC=N ** 860 +Sets the uplink interval to 30,000 milliseconds (30 seconds) 861 +))) 804 804 863 +(% style="color:#037691" %)**Downlink payload** 805 805 806 -**Example: **AT+TDC=30000. Means set interval to 30 seconds 865 +(% style="width:500px" %) 866 +|**Payload**|((( 867 +<prefix><time> 868 +))) 869 +|**Parameters**|((( 870 +prefix : 0x01 807 807 872 +time : uplink interval is in milliseconds, represented by 3 bytes in hexadecimal. 873 +))) 874 +|**Example**|((( 875 +01 **00 75 30** 808 808 809 - * (%style="color:#037691"%)**DownlinkPayload(prefix0x01):**877 +Sets the uplink interval to 30,000 milliseconds (30 seconds) 810 810 811 - (% style="color:blue"%)**0x01aa bb cc **(%%)**~/~/Same as AT+TDC=0x(aabb cc)**879 +Conversion: 30000 (dec) = 00 75 30 (hex) 812 812 881 +See [[RapidTables>>https://www.rapidtables.com/convert/number/decimal-to-hex.html?x=30000]] 882 +))) 813 813 884 +==== 3.4.2.2 Set the Working Mode (AT+MOD) ==== 814 814 815 - ==== 3.4.2.2SetWorkMode(AT+MOD) ====886 +Sets the working mode. 816 816 888 +(% style="color:#037691" %)**AT command** 817 817 818 -Set work mode. 890 +(% style="width:500px" %) 891 +|(% style="width:97px" %)**Command**|(% style="width:413px" %)AT+MODE<working_mode> 892 +|(% style="width:97px" %)**Response**|(% style="width:413px" %) 893 +|(% style="width:97px" %)**Parameters**|(% style="width:413px" %)((( 894 +working_mode : 819 819 820 - *(%style="color:#037691"%)**AT Command:**(%%) (% style="color:blue"%)**AT+MOD=N**896 +1 = (Default mode/factory set): 2ACI + 2AVI + DI + DO + RO 821 821 822 - **Example**:AT+MOD=2.Set work mode toDouble DIcountingmode898 +2 = Double DI Counting + DO + RO 823 823 824 - *(%style="color:#037691"%)**DownlinkPayload(prefix0x0A):**900 +3 = Single DI Counting + 2 x ACI + DO + RO 825 825 826 - (%style="color:blue"%)**0x0Aaa**(%%)****~/~/ SameasAT+MOD=aa902 +4 = Single DI Counting + 1 x Voltage Counting + DO + RO 827 827 904 +5 = Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 828 828 906 +6 = Trigger Mode, Optional, used together with MOD1 ~~ MOD5 907 +))) 908 +|(% style="width:97px" %)**Example**|(% style="width:413px" %)((( 909 +AT+MOD=2 829 829 830 -==== 3.4.2.3 Poll an uplink ==== 911 +Sets the device to working mode 2 (Double DI Counting + DO + RO) 912 +))) 831 831 914 +(% class="wikigeneratedid" %) 915 +(% style="color:#037691" %)**Downlink payload** 832 832 833 -* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink 917 +(% style="width:500px" %) 918 +|(% style="width:98px" %)**Payload**|(% style="width:400px" %)<prefix><working_mode> 919 +|(% style="width:98px" %)**Parameters**|(% style="width:400px" %)((( 920 +prefix : 0x0A 834 834 835 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 922 +working_mode : Working mode, represented by 1 byte in hexadecimal. 923 +))) 924 +|(% style="width:98px" %)**Example**|(% style="width:400px" %)((( 925 +0A **02** 836 836 837 -(% style="color:blue" %)**0x08 FF **(%%)** **~/~/ Poll an uplink 927 +Sets the device to working mode 2 (Double DI Counting + DO + RO) 928 +))) 838 838 839 - **Example**:0x08FF,ask device tosendanUplink930 +==== 3.4.2.3 Poll an uplink ==== 840 840 932 +Requests an uplink from LT-22222-L. 841 841 934 +(% style="color:#037691" %)**AT command** 842 842 843 - ====3.4.2.4EnableTriggerMode====936 +There is no AT Command to request an uplink from LT-22222-L 844 844 938 +(% style="color:#037691" %)**Downlink payload** 845 845 846 -Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 940 +(% style="width:500px" %) 941 +|(% style="width:101px" %)**Payload**|(% style="width:397px" %)<prefix>FF 942 +|(% style="width:101px" %)**Parameters**|(% style="width:397px" %)prefix : 0x08 943 +|(% style="width:101px" %)**Example**|(% style="width:397px" %)((( 944 +08 FF 847 847 848 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0** 946 +Requests an uplink from LT-22222-L. 947 +))) 849 849 850 - (% style="color:red"%)**1:**(%%)Enable Trigger Mode949 +==== 3.4.2.4 Enable/Disable Trigger Mode ==== 851 851 852 - (%style="color:red"%)**0:**(%%)Disable Trigger951 +Enable or disable the trigger mode for the current working mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]). 853 853 953 +(% style="color:#037691" %)**AT Command** 854 854 855 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 955 +(% style="width:500px" %) 956 +|(% style="width:95px" %)**Command**|(% style="width:403px" %)AT+ADDMOD6=<enable/disable trigger_mode> 957 +|(% style="width:95px" %)**Response**|(% style="width:403px" %) 958 +|(% style="width:95px" %)**Parameters**|(% style="width:403px" %)((( 959 +enable/disable trigger_mode : 856 856 857 - (%style="color:blue"%)**0x0A06 aa **(%%) ~/~/ Sameas AT+ADDMOD6=aa961 +1 = enable trigger mode 858 858 963 +0 = disable trigger mode 964 +))) 965 +|(% style="width:95px" %)**Example**|(% style="width:403px" %)((( 966 +AT+ADDMOD6=1 859 859 968 +Enable trigger mode for the current working mode 969 +))) 860 860 861 - ====3.4.2.5Poll trigger settings====971 +(% style="color:#037691" %)**Downlink payload** 862 862 973 +(% style="width:500px" %) 974 +|(% style="width:97px" %)**Payload**|(% style="width:401px" %)<prefix><enable/disable trigger_mode> 975 +|(% style="width:97px" %)**Parameters**|(% style="width:401px" %)((( 976 +prefix : 0x0A 06 863 863 864 -Poll trigger settings 978 +working mode : enable (1) or disable (0), represented by 1 byte in hexadecimal. 979 +))) 980 +|(% style="width:97px" %)**Example**|(% style="width:401px" %)((( 981 +0A 06 **01** 865 865 866 -* (% style="color:#037691" %)**AT Command:** 983 +Enable trigger mode for the current working mode 984 +))) 867 867 986 +==== 3.4.2.5 Poll trigger settings ==== 987 + 988 +Polls the trigger settings. 989 + 990 +(% style="color:#037691" %)**AT Command:** 991 + 868 868 There is no AT Command for this feature. 869 869 870 - *(% style="color:#037691" %)**Downlink Payload(prefix 0x AB 06):**994 +(% style="color:#037691" %)**Downlink Payload** 871 871 872 -(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command 996 +(% style="width:500px" %) 997 +|(% style="width:95px" %)**Payload**|(% style="width:403px" %)<prefix> 998 +|(% style="width:95px" %)**Parameters**|(% style="width:403px" %)prefix : AB 06 999 +|(% style="width:95px" %)**Example**|(% style="width:403px" %)((( 1000 +AB 06 873 873 1002 +Uplinks the trigger settings. 1003 +))) 874 874 1005 +==== 3.4.2.6 Enable/Disable DI1/DI2 as a trigger ==== 875 875 876 - ==== 3.4.2.6Enable/Disable DI1/DI2/DI3as trigger====1007 +Enable or disable DI1/DI2 as a trigger. 877 877 1009 +(% style="color:#037691" %)**AT Command** 878 878 879 -Enable Disable DI1/DI2/DI2 as trigger, 1011 +(% style="width:500px" %) 1012 +|(% style="width:98px" %)Command|(% style="width:400px" %)AT+DTRI=<DI1_trigger><DI2_trigger> 1013 +|(% style="width:98px" %)Response|(% style="width:400px" %) 1014 +|(% style="width:98px" %)Parameters|(% style="width:400px" %)((( 1015 +DI1_trigger: 880 880 881 - *(% style="color:#037691"%)**AT Command:**(%%) (% style="color:blue"%)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,<DI2_TIRGGER_FlAG >**1017 +1 = enable DI1 trigger 882 882 883 - **Example:** AT+DTRI=1,0(Enable DI1 trigger /disable DI2trigger)1019 +0 = disable DI1 trigger 884 884 1021 +DI2 _trigger 885 885 886 - *(% style="color:#037691"%)**Downlink Payload (prefix0xAA 02):**1023 +1 = enable DI2 trigger 887 887 888 -(% style="color:blue" %)**0xAA 02 aa bb ** (%%) ~/~/ Same as AT+DTRI=aa,bb 1025 +0 = disable DI2 trigger 1026 +))) 1027 +|(% style="width:98px" %)Example|(% style="width:400px" %)((( 1028 +AT+DTRI=1,0 889 889 1030 +Enable DI1 trigger, disable DI2 trigger 1031 +))) 890 890 1033 +(% class="wikigeneratedid" %) 1034 +(% style="color:#037691" %)**Downlink Payload** 891 891 892 -==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 1036 +(% style="width:500px" %) 1037 +|(% style="width:101px" %)Payload|(% style="width:397px" %)<prefix><DI1_trigger><DI2_trigger> 1038 +|(% style="width:101px" %)Parameters|(% style="width:397px" %)((( 1039 +prefix : AA 02 893 893 1041 +DI1_trigger: 894 894 895 - SetDI1or DI3(for LT-33222-L)trigger.1043 +1 = enable DI1 trigger, represented by 1 byte in hexadecimal. 896 896 1045 +0 = disable DI1 trigger, represented by 1 byte in hexadecimal. 1046 + 1047 +DI2 _trigger 1048 + 1049 +1 = enable DI2 trigger, represented by 1 byte in hexadecimal. 1050 + 1051 +0 = disable DI2 trigger, represented by 1 byte in hexadecimal. 1052 +))) 1053 +|(% style="width:101px" %)Example|(% style="width:397px" %)((( 1054 +AA 02 **01 00** 1055 + 1056 +Enable DI1 trigger, disable DI2 trigger 1057 +))) 1058 + 1059 +==== 3.4.2.7 Trigger1 – Set DI or DI3 as a trigger ==== 1060 + 1061 +Sets DI1 or DI3 (for LT-33222-L) as a trigger. 1062 + 897 897 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b** 898 898 899 899 (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). ... ... @@ -908,19 +908,24 @@ 908 908 (% style="color:blue" %)**0x09 01 aa bb cc ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc) 909 909 910 910 1077 +(% style="width:500px" %) 1078 +|(% style="width:101px" %)Command|(% style="width:397px" %) 1079 +|(% style="width:101px" %)Response|(% style="width:397px" %) 1080 +|(% style="width:101px" %)Parameters|(% style="width:397px" %) 1081 +|(% style="width:101px" %)Example|(% style="width:397px" %) 911 911 912 -==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 913 913 1084 +==== 3.4.2.8 Trigger2 – Set DI2 as a trigger ==== 914 914 915 -Set DI2 trigger. 1086 +Sets DI2 as a trigger. 916 916 917 917 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b** 918 918 919 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 1090 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1). 920 920 921 921 (% style="color:red" %)**b :** (%%)delay timing. 922 922 923 -**Example:** AT+TRIG2=0,100( set DI1 port to trigger onlowlevel,valid signal is 100ms1094 +**Example:** AT+TRIG2=0,100 (Set the DI1 port to trigger on a falling edge; the valid signal duration is 100 ms) 924 924 925 925 926 926 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** ... ... @@ -928,12 +928,39 @@ 928 928 (% style="color:blue" %)**0x09 02 aa bb cc ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc) 929 929 930 930 1102 +(% style="color:#037691" %)**AT Command** 931 931 932 -==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 1104 +(% style="width:500px" %) 1105 +|(% style="width:94px" %)Command|(% style="width:404px" %)AT+TRIG=<interrupt_mode><minimum_signal_duration> 1106 +|(% style="width:94px" %)Response|(% style="width:404px" %) 1107 +|(% style="width:94px" %)Parameters|(% style="width:404px" %)((( 1108 +interrupt_mode : 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1). 933 933 1110 +minimum_signal_duration : the **minimum signal duration** required for the DI1 port to recognize a valid trigger. 1111 +))) 1112 +|(% style="width:94px" %)Example|(% style="width:404px" %)((( 1113 +AT+TRIG2=0,100 934 934 935 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1115 +Set the DI1 port to trigger on a falling edge; the valid signal duration is 100 ms. 1116 +))) 936 936 1118 +(% style="color:#037691" %)**Downlink Payload** 1119 + 1120 +(% style="width:500px" %) 1121 +|(% style="width:96px" %)Payload|(% style="width:402px" %)<prefix><interrupt_mode><minimum_signal_duration> 1122 +|(% style="width:96px" %)Parameters|(% style="width:402px" %)((( 1123 +prefix : 09 02 1124 + 1125 +interrupt_mode : 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1), represented by 1 byte in hexadecimal. 1126 + 1127 +<minimum_signal_duration>, represented two bytes in hexadecimal 1128 +))) 1129 +|(% style="width:96px" %)Example|(% style="width:402px" %)09 02 **00 00 64** 1130 + 1131 +==== 3.4.2.9 Trigger – Set AC (current) as a trigger ==== 1132 + 1133 +Sets the current trigger based on the AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1134 + 937 937 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM** 938 938 939 939 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** ... ... @@ -941,12 +941,24 @@ 941 941 (% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 942 942 943 943 1142 +(% style="width:500px" %) 1143 +|(% style="width:104px" %)Command|(% style="width:394px" %)AT+ACLIM 1144 +|(% style="width:104px" %)Response|(% style="width:394px" %) 1145 +|(% style="width:104px" %)Parameters|(% style="width:394px" %)- 1146 +|(% style="width:104px" %)Example|(% style="width:394px" %)AT+ACLIM 944 944 945 -==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 946 946 947 947 948 -Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1150 +(% style="width:500px" %) 1151 +|(% style="width:104px" %)Payload|(% style="width:394px" %)<prefix> 1152 +|(% style="width:104px" %)Parameters|(% style="width:394px" %)prefix : AA 01 1153 +|(% style="width:104px" %)Example|(% style="width:394px" %)AA 01 aa bb cc dd ee ff gg hh 949 949 1155 + 1156 +==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 1157 + 1158 +Sets the current trigger based on the AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1159 + 950 950 * (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 951 951 952 952 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** ... ... @@ -954,12 +954,10 @@ 954 954 (% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 955 955 956 956 957 - 958 958 ==== 3.4.2.11 Trigger – Set minimum interval ==== 959 959 1169 +Sets AV and AC trigger minimum interval. Device won't response to the second trigger within this set time after the first trigger. 960 960 961 -Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger. 962 - 963 963 * (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+ATDC=5 ** ~/~/ (%%)Device won't response the second trigger within 5 minute after the first trigger. 964 964 965 965 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** ... ... @@ -974,6 +974,7 @@ 974 974 975 975 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 976 976 1185 +Controls the digital outputs DO1, DO2, and DO3 977 977 978 978 * (% style="color:#037691" %)**AT Command** 979 979 ... ... @@ -1106,7 +1106,7 @@ 1106 1106 ))) 1107 1107 1108 1108 ((( 1109 -00: Close , 01: Open , 11: No action 1318 +00: Closed , 01: Open , 11: No action 1110 1110 1111 1111 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %) 1112 1112 |(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2** ... ... @@ -1228,7 +1228,7 @@ 1228 1228 1229 1229 1230 1230 1231 -==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1440 +==== 3.4.2.19 Counting ~-~- Change counting mode to save time ==== 1232 1232 1233 1233 1234 1234 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1351,89 +1351,143 @@ 1351 1351 1352 1352 == 3.5 Integrating with ThingsEye.io == 1353 1353 1354 - If you are using one ofThe Things Stack plans,youcanintegrateThingsEye.iowith your application. Once integrated, ThingsEye.ioworks as an MQTT client for The Things Stack MQTT broker, allowing it to subscribe to upstream traffic and publish downlink traffic.1563 +The Things Stack application supports integration with ThingsEye.io. Once integrated, ThingsEye.io acts as an MQTT client for The Things Stack MQTT broker, allowing it to subscribe to upstream traffic and publish downlink traffic. 1355 1355 1356 -=== 3.5.1 Configuring The Things Stack Sandbox===1565 +=== 3.5.1 Configuring The Things Stack === 1357 1357 1358 -* Go to your Application and select MQTT under Integrations. 1359 -* In the Connection credentials section, under Username, The Thins Stack displays an auto-generated username. You can use it or provide a new one. 1360 -* For the Password, click the Generate new API key button to generate a password. You can see it by clicking on the eye button. 1567 +We use The Things Stack Sandbox in this example: 1361 1361 1569 +* In **The Things Stack Sandbox**, go to the **Application **for the LT-22222-L you added. 1570 +* Select **MQTT** under **Integrations** in the left menu. 1571 +* In the **Connection information **section, under **Connection credentials**, The Things Stack displays an auto-generated **username**. You can use it or provide a new one. 1572 +* Click the **Generate new API key** button to generate a password. You can view it by clicking on the **visibility toggle/eye** icon. The API key works as the password. 1573 + 1574 +{{info}} 1575 +The username and password (API key) you created here are required in the next section. 1576 +{{/info}} 1577 + 1362 1362 [[image:tts-mqtt-integration.png||height="625" width="1000"]] 1363 1363 1364 1364 === 3.5.2 Configuring ThingsEye.io === 1365 1365 1366 -* Login to your thingsEye.io account.1367 -* Under the Integrations center, click Integrations. 1368 -* Click the Add integration button (the button with the + symbol). 1582 +* Login to your [[ThingsEye.io >>https://thingseye.io]]account. 1583 +* Under the **Integrations center**, click **Integrations**. 1584 +* Click the **Add integration** button (the button with the **+** symbol). 1369 1369 1370 1370 [[image:thingseye-io-step-1.png||height="625" width="1000"]] 1371 1371 1372 1372 1373 -On the Add integration pageconfigure the following:1589 +On the **Add integration** window, configure the following: 1374 1374 1375 -Basic settings: 1591 +**Basic settings:** 1376 1376 1377 -* Select The Things Stack Community from the Integration type list. 1378 -* Enter a suitable name for your integration in the Name box or keep the default name. 1379 -* Click the Next button. 1593 +* Select **The Things Stack Community** from the **Integration type** list. 1594 +* Enter a suitable name for your integration in the **Name **text** **box or keep the default name. 1595 +* Ensure the following options are turned on. 1596 +** Enable integration 1597 +** Debug mode 1598 +** Allow create devices or assets 1599 +* Click the **Next** button. you will be navigated to the **Uplink data converter** tab. 1380 1380 1381 1381 [[image:thingseye-io-step-2.png||height="625" width="1000"]] 1382 1382 1383 -Uplink Data converter: 1384 1384 1385 -* Click the Create New button if it is not selected by default. 1386 -* Click the JavaScript button. 1387 -* Paste the uplink decoder function into the text area (first, delete the default code). The demo decoder function can be found here. 1388 -* Click the Next button. 1604 +**Uplink data converter:** 1389 1389 1606 +* Click the **Create new** button if it is not selected by default. 1607 +* Enter a suitable name for the uplink data converter in the **Name **text** **box or keep the default name. 1608 +* Click the **JavaScript** button. 1609 +* Paste the uplink decoder function into the text area (first, delete the default code). The demo uplink decoder function can be found [[here>>https://raw.githubusercontent.com/ThingsEye-io/te-platform/refs/heads/main/Data%20Converters/The_Things_Network_MQTT_Uplink_Converter.js]]. 1610 +* Click the **Next** button. You will be navigated to the **Downlink data converter **tab. 1611 + 1390 1390 [[image:thingseye-io-step-3.png||height="625" width="1000"]] 1391 1391 1392 -Downlink Data converter (this is an optional step): 1393 1393 1394 -* Click the Create new button if it is not selected by default. 1395 -* Click the JavaScript button. 1396 -* Paste the downlink decoder function into the text area (first, delete the default code). The demo decoder function can be found here. 1397 -* Click the Next button. 1615 +**Downlink data converter (this is an optional step):** 1398 1398 1617 +* Click the **Create new** button if it is not selected by default. 1618 +* Enter a suitable name for the downlink data converter in the **Name **text** **box or keep the default name. 1619 +* Click the **JavaScript** button. 1620 +* Paste the downlink decoder function into the text area (first, delete the default code). The demo downlink decoder function can be found [[here>>https://raw.githubusercontent.com/ThingsEye-io/te-platform/refs/heads/main/Data%20Converters/The_Things_Network_MQTT_Downlink_Converter.js]]. 1621 +* Click the **Next** button. You will be navigated to the **Connection** tab. 1622 + 1399 1399 [[image:thingseye-io-step-4.png||height="625" width="1000"]] 1400 1400 1401 -Connection: 1402 1402 1403 -* Choose Region from the Host type. 1404 -* Enter the cluster of your The Things Stack in the Region textbox. 1405 -* Enter the Username and Password in the Credentials section. Use the same username and password you created with the MQTT page of The Things Stack. 1406 -* Click Check connection to test the connection. If the connection is successful, you can see the message saying Connected. 1407 -* Click the Add button. 1626 +**Connection:** 1408 1408 1628 +* Choose **Region** from the **Host type**. 1629 +* Enter the **cluster** of your **The Things Stack** in the **Region** textbox. You can find the cluster in the url (e.g., https:~/~/**eu1**.cloud.thethings.network/...). 1630 +* Enter the **Username** and **Password** of the MQTT integration in the **Credentials** section. The **username **and **password **can be found on the MQTT integration page of your The Things Stack account (see Configuring The Things Stack). 1631 +* Click the **Check connection** button to test the connection. If the connection is successful, you will see the message saying **Connected**. 1632 + 1633 +[[image:message-1.png]] 1634 + 1635 + 1636 +* Click the **Add** button. 1637 + 1409 1409 [[image:thingseye-io-step-5.png||height="625" width="1000"]] 1410 1410 1411 1411 1412 -Your integration is added to theintegrations list anditwill display on the Integrations page.1641 +Your integration has been added to the** Integrations** list and will be displayed on the **Integrations** page. Check whether the status is shown as **Active**. If not, review your configuration settings. 1413 1413 1414 -[[image:thingseye-io-step-6.png||height="625" width="1000"]] 1415 1415 1644 +[[image:thingseye.io_integrationsCenter_integrations.png||height="686" width="1000"]] 1416 1416 1417 -== 3.6 Interface Detail == 1418 1418 1647 +==== 3.5.2.1 Viewing integration details ==== 1648 + 1649 +Click on your integration from the list. The **Integration details** window will appear with the **Details **tab selected. The **Details **tab shows all the settings you have provided for this integration. 1650 + 1651 +[[image:integration-details.png||height="686" width="1000"]] 1652 + 1653 + 1654 +If you want to edit the settings you have provided, click on the **Toggle edit mode** button. Once you have done click on the **Apply changes **button. 1655 + 1656 +{{info}} 1657 +See also ThingsEye documentation. 1658 +{{/info}} 1659 + 1660 +==== **3.5.2.2 Viewing events** ==== 1661 + 1662 +The **Events **tab displays all the uplink messages from the LT-22222-L. 1663 + 1664 +* Select **Debug **from the **Event type** dropdown. 1665 +* Select the** time frame** from the **time window**. 1666 + 1667 +[[image:thingseye-events.png||height="686" width="1000"]] 1668 + 1669 + 1670 +* To view the JSON payload of a message, click on the three dots (...) in the Message column of the desired message. 1671 + 1672 +[[image:thingseye-json.png||width="1000"]] 1673 + 1674 + 1675 +==== **3.5.2.3 Deleting an integration** ==== 1676 + 1677 +If you want to delete an integration, click the **Delete integratio**n button on the Integrations page. 1678 + 1679 + 1680 +== 3.6 Interface Details == 1681 + 1419 1419 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1420 1420 1421 1421 1422 -Support NPN Type sensor1685 +Support NPN-type sensor 1423 1423 1424 1424 [[image:1653356991268-289.png]] 1425 1425 1426 1426 1427 -=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L)===1690 +=== 3.6.2 Digital Input Ports: DI1/DI2 === 1428 1428 1429 1429 1430 1430 ((( 1431 -The DI port of LT-22222-L can support **NPN** or**PNP** or **DryContact** output sensor.1694 +The DI ports of the LT-22222-L can support **NPN**, **PNP**, or **dry contact** output sensors. 1432 1432 ))) 1433 1433 1434 1434 ((( 1435 1435 ((( 1436 - Internal circuitas below,the NEC2501is aphotocoupler,theActive current(from NEC2501 pin 1 to pin 2 is 1maandthemax currentis50mA).(% class="mark" %)Whenthere isactive currentpassNEC2501 pin1 to pin2.The DIwillbe activehighand DI LED statuswillchange.1699 +The part of the internal circuit of the LT-22222-L shown below includes the NEC2501 photocoupler. The active current from NEC2501 pin 1 to pin 2 is 1 mA, with a maximum allowable current of 50 mA. When active current flows from NEC2501 pin 1 to pin 2, the DI becomes active HIGH and the DI LED status changes. 1437 1437 1438 1438 1439 1439 ))) ... ... @@ -1443,7 +1443,7 @@ 1443 1443 1444 1444 ((( 1445 1445 ((( 1446 - When use need1709 +(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)When connecting a device to the DI port, both DI1+ and DI1- must be connected. 1447 1447 ))) 1448 1448 ))) 1449 1449 ... ... @@ -1452,22 +1452,22 @@ 1452 1452 ))) 1453 1453 1454 1454 ((( 1455 -(% style="color: blue" %)**Example1**(%%): Connect to aLow1718 +(% style="color:#0000ff" %)**Example 1**(%%): Connecting to a low-active sensor. 1456 1456 ))) 1457 1457 1458 1458 ((( 1459 -This type of sensor willoutput a low signalGNDwhen active.1722 +This type of sensor outputs a low (GND) signal when active. 1460 1460 ))) 1461 1461 1462 1462 * ((( 1463 -Connect sensor's output to DI1- 1726 +Connect the sensor's output to DI1- 1464 1464 ))) 1465 1465 * ((( 1466 -Connect sensor's VCC to DI1+. 1729 +Connect the sensor's VCC to DI1+. 1467 1467 ))) 1468 1468 1469 1469 ((( 1470 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1733 +When the sensor is active, the current between NEC2501 pin 1 and pin 2 will be: 1471 1471 ))) 1472 1472 1473 1473 ((( ... ... @@ -1475,7 +1475,7 @@ 1475 1475 ))) 1476 1476 1477 1477 ((( 1478 - If** DI1+ **= **12v**, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA ,Sothe LT-22222-L will be able to detect this active signal.1741 +For example, if** DI1+ **= **12V**, the resulting current is [[image:1653968155772-850.png||height="23" width="19"]]= 12mA. Therefore, the LT-22222-L will be able to detect this active signal. 1479 1479 ))) 1480 1480 1481 1481 ((( ... ... @@ -1483,22 +1483,22 @@ 1483 1483 ))) 1484 1484 1485 1485 ((( 1486 -(% style="color: blue" %)**Example2**(%%): Connect to aHigh1749 +(% style="color:#0000ff" %)**Example 2**(%%): Connecting to a high-active sensor. 1487 1487 ))) 1488 1488 1489 1489 ((( 1490 -This type of sensor willoutput a high signal (example24v) when active.1753 +This type of sensor outputs a high signal (e.g., 24V) when active. 1491 1491 ))) 1492 1492 1493 1493 * ((( 1494 -Connect sensor's output to DI1+ 1757 +Connect the sensor's output to DI1+ 1495 1495 ))) 1496 1496 * ((( 1497 -Connect sensor's GND DI1-. 1760 +Connect the sensor's GND DI1-. 1498 1498 ))) 1499 1499 1500 1500 ((( 1501 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1764 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1502 1502 ))) 1503 1503 1504 1504 ((( ... ... @@ -1506,7 +1506,7 @@ 1506 1506 ))) 1507 1507 1508 1508 ((( 1509 -If **DI1+ = 24 v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mASo the LT-22222-L willbe able todetect this high1772 +If **DI1+ = 24V**, the resulting current[[image:1653968155772-850.png||height="23" width="19"]] is 24mA, Therefore, the LT-22222-L will detect this high-active signal. 1510 1510 ))) 1511 1511 1512 1512 ((( ... ... @@ -1514,22 +1514,22 @@ 1514 1514 ))) 1515 1515 1516 1516 ((( 1517 -(% style="color: blue" %)**Example3**(%%): Connect to a 220vhigh1780 +(% style="color:#0000ff" %)**Example 3**(%%): Connecting to a 220V high-active sensor. 1518 1518 ))) 1519 1519 1520 1520 ((( 1521 -Assume u serwant to monitor an active signal higher than 220v,to make surenotburnthe photocoupler1784 +Assume that you want to monitor an active signal higher than 220V without damaging the photocoupler 1522 1522 ))) 1523 1523 1524 1524 * ((( 1525 -Connect sensor's output to DI1+ with a serial50K resistor1788 +Connect the sensor's output to DI1+ with a 50K resistor in series. 1526 1526 ))) 1527 1527 * ((( 1528 -Connect sensor's GND DI1-. 1791 +Connect the sensor's GND DI1-. 1529 1529 ))) 1530 1530 1531 1531 ((( 1532 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1795 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1533 1533 ))) 1534 1534 1535 1535 ((( ... ... @@ -1537,37 +1537,37 @@ 1537 1537 ))) 1538 1538 1539 1539 ((( 1540 -If sensor output is 220 v, the.= 4.3mA ,Sothe LT-22222-L will be able to detect this highsafely.1803 +If the sensor output is 220V, then [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" wfd-invisible="true" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K = 4.3mA. Therefore, the LT-22222-L will be able to safely detect this high-active signal. 1541 1541 ))) 1542 1542 1543 1543 1544 -(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor 1807 +(% style="color:blue" %)**Example4**(%%): Connecting to Dry Contact sensor 1545 1545 1546 -From above DI portscircuit,we can see that activethe photocouplerwill needto haveavoltage difference between DI+ and DI- port.While the Dry Contact sensor is a passive componentwhichcan't provide this voltage difference.1809 +From the DI port circuit above, you can see that activating the photocoupler requires a voltage difference between the DI+ and DI- ports. However, the Dry Contact sensor is a passive component and cannot provide this voltage difference. 1547 1547 1548 -To detect a Dry Contact, wecan providea power source to one pin of the Dry Contact. Below is a reference connection.1811 +To detect a Dry Contact, you can supply a power source to one pin of the Dry Contact. Below is a reference circuit diagram. 1549 1549 1550 1550 [[image:image-20230616235145-1.png]] 1551 1551 1552 -(% style="color:blue" %)**Example5**(%%): Connect to Open Colle actor1815 +(% style="color:blue" %)**Example5**(%%): Connecting to an Open Collector 1553 1553 1554 1554 [[image:image-20240219115718-1.png]] 1555 1555 1556 1556 1557 -=== 3.6.3 Digital Output Port: DO1/DO2 /DO3===1820 +=== 3.6.3 Digital Output Ports: DO1/DO2 === 1558 1558 1559 1559 1560 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can applyto output pin is 36v.1823 +(% style="color:blue" %)**NPN output**(%%): GND or Float. The maximum voltage that can be applied to the output pin is 36V. 1561 1561 1562 -(% style="color:red" %)**Note: DO pins gotofloat when device is power off.**1825 +(% style="color:red" %)**Note: The DO pins will float when the device is powered off.** 1563 1563 1564 1564 [[image:1653357531600-905.png]] 1565 1565 1566 1566 1567 -=== 3.6.4 Analog Input Interface === 1830 +=== 3.6.4 Analog Input Interfaces === 1568 1568 1569 1569 1570 -The analog input interface is as below. The LT will measure the IN2 voltagesoto calculate the current pass theLoad. The formula is:1833 +The analog input interface is shown below. The LT-22222-L will measure the IN2 voltage to calculate the current passing through the load. The formula is: 1571 1571 1572 1572 1573 1573 (% style="color:blue" %)**AC2 = (IN2 voltage )/12** ... ... @@ -1574,14 +1574,14 @@ 1574 1574 1575 1575 [[image:1653357592296-182.png]] 1576 1576 1577 -Example toconnect a 4~~20mA sensor1840 +Example: Connecting a 4~~20mA sensor 1578 1578 1579 -We take the wind speed sensor as an example for reference only.1842 +We will use the wind speed sensor as an example for reference only. 1580 1580 1581 1581 1582 1582 (% style="color:blue" %)**Specifications of the wind speed sensor:** 1583 1583 1584 -(% style="color:red" %)**Red: 12~~24 v**1847 +(% style="color:red" %)**Red: 12~~24V** 1585 1585 1586 1586 (% style="color:#ffc000" %)**Yellow: 4~~20mA** 1587 1587 ... ... @@ -1594,7 +1594,7 @@ 1594 1594 [[image:1653357648330-671.png||height="155" width="733"]] 1595 1595 1596 1596 1597 -Example connectedto a regulated power supply to measure voltage1860 +Example: Connecting to a regulated power supply to measure voltage 1598 1598 1599 1599 [[image:image-20230608101532-1.png||height="606" width="447"]] 1600 1600 ... ... @@ -1603,7 +1603,7 @@ 1603 1603 [[image:image-20230608101722-3.png||height="102" width="1139"]] 1604 1604 1605 1605 1606 -(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(% %) (%style="color:blue" %)**:**1869 +(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power supply**(% style="color:blue" %)**:** 1607 1607 1608 1608 (% style="color:red" %)**Red: 12~~24v** 1609 1609 ... ... @@ -1614,9 +1614,9 @@ 1614 1614 1615 1615 1616 1616 ((( 1617 -The LT serial controllerhas two relay interfaces;eachinterfaceusestwo pins of the screw terminal.User can connectotherdevice'sPowerLinetoin serialof RO1_1 and RO_2. Such asbelow:1880 +The LT-22222-L has two relay interfaces, RO1 and RO2, each using two pins of the screw terminal (ROx-1 and ROx-2 where x is the port number, 1 or 2). You can connect a device's power line in series with one of the relay interfaces (e.g., RO1-1 and RO1-2 screw terminals). See the example below: 1618 1618 1619 -**Note**: RO pins gotoOpen(NO) whendeviceis power off.1882 +**Note**: The ROx pins will be in the Open (NO) state when the LT-22222-L is powered off. 1620 1620 ))) 1621 1621 1622 1622 [[image:image-20220524100215-9.png]] ... ... @@ -1627,10 +1627,11 @@ 1627 1627 1628 1628 == 3.7 LEDs Indicators == 1629 1629 1893 +The table below lists the behavior of LED indicators for each port function. 1630 1630 1631 1631 (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %) 1632 1632 |(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature** 1633 -|**PWR**|Always on ifthere is power1897 +|**PWR**|Always on when there is power 1634 1634 |**TX**|((( 1635 1635 ((( 1636 1636 Device boot: TX blinks 5 times. ... ... @@ -1637,7 +1637,7 @@ 1637 1637 ))) 1638 1638 1639 1639 ((( 1640 -Successful joinnetwork: TX ON for 5 seconds.1904 +Successful network join: TX remains ON for 5 seconds. 1641 1641 ))) 1642 1642 1643 1643 ((( ... ... @@ -1644,32 +1644,34 @@ 1644 1644 Transmit a LoRa packet: TX blinks once 1645 1645 ))) 1646 1646 ))) 1647 -|**RX**|RX blinks once when receivea packet.1648 -|**DO1**|For LT-22222-L: ON when DO1 is low, LOWwhen DO1 is high1649 -|**DO2**|For LT-22222-L: ON when DO2 is low, LOWwhen DO2 is high1911 +|**RX**|RX blinks once when a packet is received. 1912 +|**DO1**|For LT-22222-L: ON when DO1 is low, OFF when DO1 is high 1913 +|**DO2**|For LT-22222-L: ON when DO2 is low, OFF when DO2 is high 1650 1650 |**DI1**|((( 1651 -For LT-22222-L: ON when DI1 is high, LOWwhen DI1 is low1915 +For LT-22222-L: ON when DI1 is high, OFF when DI1 is low 1652 1652 ))) 1653 1653 |**DI2**|((( 1654 -For LT-22222-L: ON when DI2 is high, LOWwhen DI2 is low1918 +For LT-22222-L: ON when DI2 is high, OFF when DI2 is low 1655 1655 ))) 1656 -|**RO1**|For LT-22222-L: ON when RO1 is closed, LOWwhen RO1 is open1657 -|**RO2**|For LT-22222-L: ON when RO2 is closed, LOWwhen RO2 is open1920 +|**RO1**|For LT-22222-L: ON when RO1 is closed, OFF when RO1 is open 1921 +|**RO2**|For LT-22222-L: ON when RO2 is closed, OFF when RO2 is open 1658 1658 1659 -= 4. Us eAT Command =1923 += 4. Using AT Commands = 1660 1660 1661 - ==4.1Access AT Command==1925 +The LT-22222-L supports programming using AT Commands. 1662 1662 1927 +== 4.1 Connecting the LT-22222-L to a PC == 1663 1663 1664 1664 ((( 1665 -LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below. 1930 +You can use a USB-to-TTL adapter along with a 3.5mm Program Cable to connect the LT-22222-L to a PC, as shown below. 1931 + 1932 +[[image:usb-ttl-programming.png]] 1666 1666 ))) 1667 1667 1668 -[[image:1653358238933-385.png]] 1669 1669 1670 1670 1671 1671 ((( 1672 - In PC,Userneedsto set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]],SecureCRT) baud ratetoo accessserial consoleforLT.The AT commandsaredisable by default andneedto enterpassword (default:(% style="color:green" %)**123456**)(%%)oactiveit.As shown below:1938 +On the PC, you need to set the (% style="color:#4f81bd" %)**serial tool **(%%)(such as [[PuTTY>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]] or [[SecureCRT>>https://www.vandyke.com/cgi-bin/releases.php?product=securecrt]]) to a baud rate of (% style="color:green" %)**9600**(%%) to access the serial console of LT-22222-L. Access to AT commands is disabled by default, and a password (default: (% style="color:green" %)**123456**)(%%) must be entered to enable AT command access, as shown below: 1673 1673 ))) 1674 1674 1675 1675 [[image:1653358355238-883.png]] ... ... @@ -1676,194 +1676,63 @@ 1676 1676 1677 1677 1678 1678 ((( 1679 -More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 1680 -))) 1945 +You can find more details in the [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 1681 1681 1682 -((( 1683 -AT+<CMD>? : Help on <CMD> 1947 +== 4.2 LT-22222-L related AT commands == 1684 1684 ))) 1685 1685 1686 1686 ((( 1687 -AT+<CMD> : Run <CMD> 1688 -))) 1951 +The following is the list of all the AT commands related to the LT-22222-L, except for those used for switching between working modes. 1689 1689 1690 -((( 1691 -AT+<CMD>=<value> : Set the value 1953 +* **##AT##+<CMD>?** : Help on <CMD> 1954 +* **##AT##+<CMD>** : Run <CMD> 1955 +* **##AT##+<CMD>=<value>** : Set the value 1956 +* **##AT##+<CMD>=?** : Get the value 1957 +* ##**ATZ**##: Trigger a reset of the MCU 1958 +* ##**AT+FDR**##: Reset Parameters to factory default, reserve keys 1959 +* **##AT+DEUI##**: Get or set the Device EUI (DevEUI) 1960 +* **##AT+DADDR##**: Get or set the Device Address (DevAddr) 1961 +* **##AT+APPKEY##**: Get or set the Application Key (AppKey) 1962 +* ##**AT+NWKSKEY**##: Get or set the Network Session Key (NwkSKey) 1963 +* **##AT+APPSKEY##**: Get or set the Application Session Key (AppSKey) 1964 +* **##AT+APPEUI##**: Get or set the Application EUI (AppEUI) 1965 +* **##AT+ADR##**: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON) 1966 +* AT+TXP: Get or set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Specification) 1967 +* AT+DR: Get or set the Data Rate. (0-7 corresponding to DR_X) 1968 +* AT+DCS: Get or set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1969 +* AT+PNM: Get or set the public network mode. (0: off, 1: on) 1970 +* AT+RX2FQ: Get or set the Rx2 window frequency 1971 +* AT+RX2DR: Get or set the Rx2 window data rate (0-7 corresponding to DR_X) 1972 +* AT+RX1DL: Get or set the delay between the end of the Tx and the Rx Window 1 in ms 1973 +* AT+RX2DL: Get or set the delay between the end of the Tx and the Rx Window 2 in ms 1974 +* AT+JN1DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1975 +* AT+JN2DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1976 +* AT+NJM: Get or set the Network Join Mode. (0: ABP, 1: OTAA) 1977 +* AT+NWKID: Get or set the Network ID 1978 +* AT+FCU: Get or set the Frame Counter Uplink (FCntUp) 1979 +* AT+FCD: Get or set the Frame Counter Downlink (FCntDown) 1980 +* AT+CLASS: Get or set the Device Class 1981 +* AT+JOIN: Join network 1982 +* AT+NJS: Get OTAA Join Status 1983 +* AT+SENDB: Send hexadecimal data along with the application port 1984 +* AT+SEND: Send text data along with the application port 1985 +* AT+RECVB: Print last received data in binary format (with hexadecimal values) 1986 +* AT+RECV: Print last received data in raw format 1987 +* AT+VER: Get current image version and Frequency Band 1988 +* AT+CFM: Get or Set the confirmation mode (0-1) 1989 +* AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1990 +* AT+SNR: Get the SNR of the last received packet 1991 +* AT+RSSI: Get the RSSI of the last received packet 1992 +* AT+TDC: Get or set the application data transmission interval in ms 1993 +* AT+PORT: Get or set the application port 1994 +* AT+DISAT: Disable AT commands 1995 +* AT+PWORD: Set password, max 9 digits 1996 +* AT+CHS: Get or set the Frequency (Unit: Hz) for Single Channel Mode 1997 +* AT+CHE: Get or set eight channels mode, Only for US915, AU915, CN470 1998 +* AT+CFG: Print all settings 1692 1692 ))) 1693 1693 1694 -((( 1695 -AT+<CMD>=? : Get the value 1696 -))) 1697 1697 1698 -((( 1699 -ATZ: Trig a reset of the MCU 1700 -))) 1701 - 1702 -((( 1703 -AT+FDR: Reset Parameters to Factory Default, Keys Reserve 1704 -))) 1705 - 1706 -((( 1707 -AT+DEUI: Get or Set the Device EUI 1708 -))) 1709 - 1710 -((( 1711 -AT+DADDR: Get or Set the Device Address 1712 -))) 1713 - 1714 -((( 1715 -AT+APPKEY: Get or Set the Application Key 1716 -))) 1717 - 1718 -((( 1719 -AT+NWKSKEY: Get or Set the Network Session Key 1720 -))) 1721 - 1722 -((( 1723 -AT+APPSKEY: Get or Set the Application Session Key 1724 -))) 1725 - 1726 -((( 1727 -AT+APPEUI: Get or Set the Application EUI 1728 -))) 1729 - 1730 -((( 1731 -AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on) 1732 -))) 1733 - 1734 -((( 1735 -AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec) 1736 -))) 1737 - 1738 -((( 1739 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X) 1740 -))) 1741 - 1742 -((( 1743 -AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1744 -))) 1745 - 1746 -((( 1747 -AT+PNM: Get or Set the public network mode. (0: off, 1: on) 1748 -))) 1749 - 1750 -((( 1751 -AT+RX2FQ: Get or Set the Rx2 window frequency 1752 -))) 1753 - 1754 -((( 1755 -AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X) 1756 -))) 1757 - 1758 -((( 1759 -AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms 1760 -))) 1761 - 1762 -((( 1763 -AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms 1764 -))) 1765 - 1766 -((( 1767 -AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1768 -))) 1769 - 1770 -((( 1771 -AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1772 -))) 1773 - 1774 -((( 1775 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA) 1776 -))) 1777 - 1778 -((( 1779 -AT+NWKID: Get or Set the Network ID 1780 -))) 1781 - 1782 -((( 1783 -AT+FCU: Get or Set the Frame Counter Uplink 1784 -))) 1785 - 1786 -((( 1787 -AT+FCD: Get or Set the Frame Counter Downlink 1788 -))) 1789 - 1790 -((( 1791 -AT+CLASS: Get or Set the Device Class 1792 -))) 1793 - 1794 -((( 1795 -AT+JOIN: Join network 1796 -))) 1797 - 1798 -((( 1799 -AT+NJS: Get OTAA Join Status 1800 -))) 1801 - 1802 -((( 1803 -AT+SENDB: Send hexadecimal data along with the application port 1804 -))) 1805 - 1806 -((( 1807 -AT+SEND: Send text data along with the application port 1808 -))) 1809 - 1810 -((( 1811 -AT+RECVB: Print last received data in binary format (with hexadecimal values) 1812 -))) 1813 - 1814 -((( 1815 -AT+RECV: Print last received data in raw format 1816 -))) 1817 - 1818 -((( 1819 -AT+VER: Get current image version and Frequency Band 1820 -))) 1821 - 1822 -((( 1823 -AT+CFM: Get or Set the confirmation mode (0-1) 1824 -))) 1825 - 1826 -((( 1827 -AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1828 -))) 1829 - 1830 -((( 1831 -AT+SNR: Get the SNR of the last received packet 1832 -))) 1833 - 1834 -((( 1835 -AT+RSSI: Get the RSSI of the last received packet 1836 -))) 1837 - 1838 -((( 1839 -AT+TDC: Get or set the application data transmission interval in ms 1840 -))) 1841 - 1842 -((( 1843 -AT+PORT: Get or set the application port 1844 -))) 1845 - 1846 -((( 1847 -AT+DISAT: Disable AT commands 1848 -))) 1849 - 1850 -((( 1851 -AT+PWORD: Set password, max 9 digits 1852 -))) 1853 - 1854 -((( 1855 -AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode 1856 -))) 1857 - 1858 -((( 1859 -AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470 1860 -))) 1861 - 1862 -((( 1863 -AT+CFG: Print all settings 1864 -))) 1865 - 1866 - 1867 1867 == 4.2 Common AT Command Sequence == 1868 1868 1869 1869 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1872,41 +1872,41 @@ 1872 1872 1873 1873 1874 1874 ((( 1875 -(% style="color:blue" %)**If device has not joined network yet:**2010 +(% style="color:blue" %)**If the device has not yet joined the network:** 1876 1876 ))) 1877 1877 ))) 1878 1878 1879 1879 ((( 1880 -(% style="background-color:#dcdcdc" %)**123456** 2015 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT commands access**## 1881 1881 ))) 1882 1882 1883 1883 ((( 1884 -(% style="background-color:#dcdcdc" %)**AT+FDR** 2019 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/Reset parameters to factory default, Reserve keys**## 1885 1885 ))) 1886 1886 1887 1887 ((( 1888 -(% style="background-color:#dcdcdc" %)**123456** 2023 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/Enter the password to enable AT commands access**## 1889 1889 ))) 1890 1890 1891 1891 ((( 1892 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 2027 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/Set to ABP mode**## 1893 1893 ))) 1894 1894 1895 1895 ((( 1896 -(% style="background-color:#dcdcdc" %)**ATZ** 2031 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/Reset MCU**## 1897 1897 ))) 1898 1898 1899 1899 1900 1900 ((( 1901 -(% style="color:blue" %)**If device already joined network:** 2036 +(% style="color:blue" %)**If the device has already joined the network:** 1902 1902 ))) 1903 1903 1904 1904 ((( 1905 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 2040 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0**## 1906 1906 ))) 1907 1907 1908 1908 ((( 1909 -(% style="background-color:#dcdcdc" %)**ATZ** 2044 +(% style="background-color:#dcdcdc" %)##**ATZ**## 1910 1910 ))) 1911 1911 1912 1912 ... ... @@ -1916,20 +1916,20 @@ 1916 1916 1917 1917 1918 1918 ((( 1919 -(% style="background-color:#dcdcdc" %)**123456**(%%) ~/~/ Enter Password tohave AT access.2054 +(% style="background-color:#dcdcdc" %)**123456**(%%) ~/~/ Enter password to enable AT commands access 1920 1920 ))) 1921 1921 ))) 1922 1922 1923 1923 ((( 1924 -(% style="background-color:#dcdcdc" %)** AT+FDR**(%%) ~/~/ Reset Parameters to Factory Default,KeysReserve2059 +(% style="background-color:#dcdcdc" %)** AT+FDR**(%%) ~/~/ Reset parameters to Factory Default, Reserve keys 1925 1925 ))) 1926 1926 1927 1927 ((( 1928 -(% style="background-color:#dcdcdc" %)** 123456**(%%) ~/~/ Enter Password tohave AT access.2063 +(% style="background-color:#dcdcdc" %)** 123456**(%%) ~/~/ Enter password to enable AT commands access 1929 1929 ))) 1930 1930 1931 1931 ((( 1932 -(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%) ~/~/ Set to work inCLASS C2067 +(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%) ~/~/ Set to CLASS C mode 1933 1933 ))) 1934 1934 1935 1935 ((( ... ... @@ -1949,19 +1949,19 @@ 1949 1949 ))) 1950 1950 1951 1951 ((( 1952 -(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%) ~/~/ Set transmit frequency to 868.4M hz2087 +(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%) ~/~/ Set transmit frequency to 868.4 MHz 1953 1953 ))) 1954 1954 1955 1955 ((( 1956 -(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%) ~/~/ Set RX2 Frequency to 868.4Mhz (according to the result from server)2091 +(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%) ~/~/ Set RX2 frequency to 868.4 MHz (according to the result from the server) 1957 1957 ))) 1958 1958 1959 1959 ((( 1960 -(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below2095 +(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2 DR to match the downlink DR from the server. See below. 1961 1961 ))) 1962 1962 1963 1963 ((( 1964 -(% style="background-color:#dcdcdc" %)** AT+DADDR=26 01 1A F1** (%%) ~/~/ Set Device Address to2601 1AF1, thisIDcan be found in theLoRaServerportal.2099 +(% style="background-color:#dcdcdc" %)** AT+DADDR=26 01 1A F1** (%%) ~/~/ Set Device Address. The Device Address can be found in the application on the LoRaWAN NS. 1965 1965 ))) 1966 1966 1967 1967 ((( ... ... @@ -1975,14 +1975,14 @@ 1975 1975 ))) 1976 1976 1977 1977 ((( 1978 -**~1. Makesure the device is set to ABP mode in theIoTServer.**2113 +**~1. Ensure that the device is set to ABP mode in the LoRaWAN Network Server.** 1979 1979 1980 -**2. Makesurethe LG01/02 gateway RX frequencyis exactlythesame asAT+CHS setting.**2115 +**2. Verify that the LG01/02 gateway RX frequency matches the AT+CHS setting exactly.** 1981 1981 1982 -**3. Make sure SF refer [[this link>>url:http://www.dragino.com/downloads/index.php?2117 +**3. Make sure the SF/bandwidth settings in the LG01/LG02 match the settings of AT+DR. Refer to [[this link>>url:http://www.dragino.com/downloads/index.php? 1983 1983 dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.** 1984 1984 1985 -**4. The command AT+RX2FQ and AT+RX2DR is toletdownlinkwork.to set the correct parameters, usercan check the actuallydownlink parameters to be used.As below.Which shows the RX2FQ shoulduse 868400000 and RX2DR should be 5.**2120 +**4. The commands AT+RX2FQ and AT+RX2DR enable downlink functionality. To set the correct parameters, you can check the actual downlink parameters to be used as shown below. Here, RX2FQ should be set to 868400000 and RX2DR should be set to 5.** 1986 1986 ))) 1987 1987 1988 1988 ((( ... ... @@ -1994,7 +1994,7 @@ 1994 1994 1995 1995 1996 1996 ((( 1997 -(% style="color:blue" %)**If sensor JOINED:** 2132 +(% style="color:blue" %)**If the sensor has JOINED:** 1998 1998 1999 1999 (% style="background-color:#dcdcdc" %)**AT+CLASS=A** 2000 2000 ... ... @@ -2004,37 +2004,48 @@ 2004 2004 2005 2005 = 5. Case Study = 2006 2006 2007 -== 5.1 Counting how many objects pass inFlowLine ==2142 +== 5.1 Counting how many objects pass through the flow line == 2008 2008 2144 +See [[How to set up to setup counting for objects passing through the flow line>>How to set up to count objects pass in flow line]]? 2009 2009 2010 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]? 2011 2011 2012 - 2013 2013 = 6. FAQ = 2014 2014 2015 - ==6.1 Howtoupgrade theimage?==2149 +This section contains some frequently asked questions, which can help you resolve common issues and find solutions quickly. 2016 2016 2017 2017 2018 - TheLTLoRaWANControlleris shippedwitha3.5mm cable,thecableis used to upload imageto LT to:2152 +== 6.1 How to update the firmware? == 2019 2019 2154 +Dragino frequently releases firmware updates for the LT-22222-L. Updating your LT-22222-L with the latest firmware version helps to: 2155 + 2020 2020 * Support new features 2021 -* F orbugfix2022 -* Change LoRaWAN bands .2157 +* Fix bugs 2158 +* Change LoRaWAN frequency bands 2023 2023 2024 - Belowshowsthe hardwareconnection forhow to uploadanimage to the LT:2160 +You will need the following things before proceeding: 2025 2025 2026 -[[image:1653359603330-121.png]] 2162 +* 3.5mm programming cable (included with the LT-22222-L as an additional accessory) 2163 +* USB to TTL adapter 2164 +* Download and install the [[STM32 Flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. (replaced by STM32CubeProgrammer) 2165 +* Download the latest firmware image from [[LT-22222-L firmware image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]]. Check the file name of the firmware to find the correct region. 2027 2027 2167 +{{info}} 2168 +As of this writing, the latest firmware version available for the LT-22222-L is v1.6.1. 2169 +{{/info}} 2028 2028 2029 -((( 2030 -(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 2031 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]]. 2032 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 2033 - 2171 +Below is the hardware setup for uploading a firmware image to the LT-22222-L: 2034 2034 2173 +[[image:usb-ttl-programming.png]] 2174 + 2175 + 2176 + 2177 +Start the STM32 Flash Loader and choose the correct COM port to update. 2178 + 2035 2035 ((( 2180 +((( 2036 2036 (% style="color:blue" %)**For LT-22222-L**(%%): 2037 -Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode. 2182 + 2183 +Hold down the **PRO** button, then briefly press the **RST** button. The **DO1** LED will change from OFF to ON. When the **DO1** LED is ON, it indicates that the device is in firmware download mode. 2038 2038 ))) 2039 2039 2040 2040 ... ... @@ -2049,7 +2049,7 @@ 2049 2049 [[image:image-20220524104033-15.png]] 2050 2050 2051 2051 2052 -(% style="color:red" %)**Not ice**(%%): Incaseuserhaslost the program cable.Usercanhandmade one from a 3.5mm cable. The pin mapping is:2198 +(% style="color:red" %)**Note**(%%): If you have lost the programming cable, you can make one from a 3.5 mm cable. The pin mapping is as follows: 2053 2053 2054 2054 [[image:1653360054704-518.png||height="186" width="745"]] 2055 2055 ... ... @@ -2056,33 +2056,29 @@ 2056 2056 2057 2057 ((( 2058 2058 ((( 2059 -== 6.2 How to change the LoRa Frequency Bands/Region? == 2060 - 2061 - 2205 +== 6.2 How to change the LoRaWAN frequency band/region? == 2062 2062 ))) 2063 2063 ))) 2064 2064 2065 2065 ((( 2066 - Usercan follow the introductionfor[[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloadtheimages,choose the required image filefor download.2210 +You can follow the introductions on [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloading, select the required image file. 2067 2067 ))) 2068 2068 2069 2069 ((( 2070 2070 2071 2071 2072 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 2073 - 2074 - 2216 +== 6.3 How to setup LT-22222-L to work with a Single Channel Gateway, such as LG01/LG02? == 2075 2075 ))) 2076 2076 2077 2077 ((( 2078 2078 ((( 2079 -In this case, u sersneed to set LT-33222-L to work in ABP mode&transmitin only one frequency.2221 +In this case, you need to set the LT-22222-L to work in ABP mode and transmit on only one frequency. 2080 2080 ))) 2081 2081 ))) 2082 2082 2083 2083 ((( 2084 2084 ((( 2085 - Assumewehave a LG02 workingin the frequency 868400000now , belowisthe step.2227 +We assume you have an LG01/LG02 working on the frequency 868400000. Below are the steps. 2086 2086 2087 2087 2088 2088 ))) ... ... @@ -2089,52 +2089,55 @@ 2089 2089 ))) 2090 2090 2091 2091 ((( 2092 -(% style="color: blue" %)**Step1**(%%):N,Create an ABP device in the applicationand inputthe networksessionkey (NETSKEY), appsessionkey (APPSKEY)fromthedevice.2234 +(% style="color:#0000ff" %)**Step 1**(%%): Log in to The Things Stack Sandbox account and create an ABP device in the application. To do this, use the manual registration option as explained in section 3.2.2.2, //Adding a Device Manually//. Select //Activation by Personalization (ABP)// under Activation Mode. Enter the DevEUI exactly as shown on the registration information sticker, then generate the Device Address, Application Session Key (AppSKey), and Network Session Key (NwkSKey). 2093 2093 2094 - 2236 +[[image:lt-22222-l-abp.png||height="686" width="1000"]] 2095 2095 ))) 2096 2096 2097 2097 ((( 2098 -[[image:1653360231087-571.png||height="401" width="727"]] 2099 - 2100 2100 2101 2101 ))) 2102 2102 2103 - (((2104 - (%style="color:red"%)**Note:userjustneed tomakeureabove threekeysmatch,Usercanchange either in TTNorDeviceto make thenmatch. In TTN,NETSKEY andAPPSKEYcanbeconfiguredbyuserin setting page, but Device Addr is generated by TTN.**2105 - )))2243 +{{warning}} 2244 +Ensure that the Device Address (DevAddr) and the two keys match between the LT-22222-L and The Things Stack. You can modify them either in The Things Stack or on the LT-22222-L to make them align. In The Things Stack, you can configure the NwkSKey and AppSKey on the settings page, but note that the Device Address is generated by The Things Stack. 2245 +{{/warning}} 2106 2106 2107 2107 2108 - 2109 2109 ((( 2110 -(% style="color:blue" %)**Step2**(%%)**: **Run AT Command tomake LTworkinSingle&ABP mode.Below is the AT commands:2249 +(% style="color:blue" %)**Step 2**(%%)**: **(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)Run AT commands to configure the LT-22222-L to operate in single-frequency and ABP mode. The AT commands are as follows: 2111 2111 2112 2112 2113 2113 ))) 2114 2114 2115 2115 ((( 2116 -(% style="background-color:#dcdcdc" %)**123456** (%%) Password tohave AT access.2255 +(% style="background-color:#dcdcdc" %)**123456** (%%) : Enter the password to enable AT access. 2117 2117 2118 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%) Parameters toFactoryDefault,KeysReserve2257 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset parameters to factory default, keeping keys reserved. 2119 2119 2120 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : 2259 +(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode. 2121 2121 2122 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Setthe Adaptive Data RateOff2261 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Disable the Adaptive Data Rate (ADR). 2123 2123 2124 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) SetAT+DR=3 for 915 band)2263 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Use AT+DR=3 for the 915 MHz band). 2125 2125 2126 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) 2265 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds. 2127 2127 2128 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4M hz2267 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4 MHz. 2129 2129 2130 -(% style="background-color:#dcdcdc" %)**AT+DADDR= 26 01 1A F1**(%%)to 26 01 1AF12269 +(% style="background-color:#dcdcdc" %)**AT+DADDR=xxxx**(%%) : Set the Device Address (DevAddr) 2131 2131 2132 -(% style="background-color:#dcdcdc" %)**ATZ** (%%) : Reset MCU 2271 +(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:700; text-decoration:none; white-space:pre-wrap" %)**AT+APPKEY=xxxx**(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %): Get or set the Application Key (AppKey) 2272 + 2273 +(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)**AT+NWKSKEY=xxxx**: Get or set the Network Session Key (NwkSKey) 2274 + 2275 +(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)**AT+APPSKEY=xxxx**: Get or set the Application Session Key (AppSKey) 2276 + 2277 +(% style="background-color:#dcdcdc" %)**ATZ** (%%) : Reset MCU. 2133 2133 ))) 2134 2134 2135 2135 2136 2136 ((( 2137 -As shown in belo w:2282 +(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)The following figure shows the screenshot of the command set above, issued using a serial tool: 2138 2138 ))) 2139 2139 2140 2140 [[image:1653360498588-932.png||height="485" width="726"]] ... ... @@ -2142,156 +2142,137 @@ 2142 2142 2143 2143 == 6.4 How to change the uplink interval? == 2144 2144 2145 - 2146 2146 Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]] 2147 2147 2148 2148 2149 -== 6.5 Can I see counting event in Serial? ==2293 +== 6.5 Can I see the counting event in the serial output? == 2150 2150 2151 - 2152 2152 ((( 2153 - Usercan run AT+DEBUGcommandseethe counting event in serial. If firmware too old and doesn't support.User canupdate to latest firmware first.2296 +You can run the AT command **AT+DEBUG** to view the counting event in the serial output. If the firmware is too old and doesn’t support AT+DEBUG, update to the latest firmware first. 2154 2154 2155 2155 2156 -== 6.6 Can iuse pointforLT-22222-L? ==2299 +== 6.6 Can I use point-to-point communication with LT-22222-L? == 2157 2157 2301 +Yes, you can. Please refer to the [[Point-to-Point Communication of LT-22222-L>>https://wiki.dragino.com/xwiki/bin/view/Main/%20Point%20to%20Point%20Communication%20of%20LT-22222-L/]] page. The firmware that supports point-to-point communication can be found [[here>>https://github.com/dragino/LT-22222-L/releases]]. 2158 2158 2159 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] ,this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]]. 2160 - 2161 2161 2162 2162 ))) 2163 2163 2164 2164 ((( 2165 -== 6.7 Why does the relay output become thedefault andopen relay after thelt22222 is powered off? ==2307 +== 6.7 Why does the relay output default to an open relay after the LT-22222-L is powered off? == 2166 2166 2309 +* If the device is not properly shut down and is directly powered off. 2310 +* It will default to a power-off state. 2311 +* In modes 2 to 5, the DO/RO status and pulse count are saved to flash memory. 2312 +* After a restart, the status before the power failure will be read from flash. 2167 2167 2168 - Ifthedeviceisnot shutdown,butdirectlypoweredoff.2314 +== 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? == 2169 2169 2170 - Itwilldefaultthat thisisapower-offstate.2316 +The LT-22222-L's built-in relay is Normally Open (NO). You can use an external relay to achieve a Normally Closed (NC) configuration. The circuit diagram is shown below: 2171 2171 2172 -In modes 2 to 5, DO RO status and pulse count are saved in flash. 2173 2173 2174 -After restart, the status before power failure will be read from flash. 2175 - 2176 - 2177 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? == 2178 - 2179 - 2180 -LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below: 2181 - 2182 - 2183 2183 [[image:image-20221006170630-1.png||height="610" width="945"]] 2184 2184 2185 2185 2186 -== 6.9 Can LT22222-L save RO state? == 2322 +== 6.9 Can the LT-22222-L save the RO state? == 2187 2187 2324 +To enable this feature, the firmware version must be 1.6.0 or higher. 2188 2188 2189 -Firmware version needs to be no less than 1.6.0. 2190 2190 2327 +== 6.10 Why does the LT-22222-L always report 15.585V when measuring the AVI? == 2191 2191 2192 - ==6.10WhydoestheLT22222alwaysreport15.585VwhenmeasuringAVI?==2329 +It is likely that the GND is not connected during the measurement, or that the wire connected to the GND is loose. 2193 2193 2194 2194 2195 - Itislikely that the GND isnot connected duringthe measurement, or the wire connected to the GND is loose.2332 += 7. Troubleshooting = 2196 2196 2334 +This section provides some known troubleshooting tips. 2197 2197 2198 - =7. Trouble Shooting =2336 + 2199 2199 ))) 2200 2200 2201 2201 ((( 2202 2202 ((( 2203 -== 7.1 Downlink doesn't work, how to solve it? == 2204 - 2205 - 2341 +== 7.1 Downlink isn't working. How can I solve this? == 2206 2206 ))) 2207 2207 ))) 2208 2208 2209 2209 ((( 2210 -Please see this link forhow todebug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]2346 +Please refer to this link for debugging instructions: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 2211 2211 ))) 2212 2212 2213 2213 ((( 2214 2214 2215 2215 2216 -== 7.2 Have trouble to upload image. == 2217 - 2218 - 2352 +== 7.2 Having trouble uploading an image? == 2219 2219 ))) 2220 2220 2221 2221 ((( 2222 - See this link for trouble2356 +Please refer to this link for troubleshooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 2223 2223 ))) 2224 2224 2225 2225 ((( 2226 2226 2227 2227 2228 -== 7.3 Why I can't join TTN in US915 /AU915 bands? == 2229 - 2230 - 2362 +== 7.3 Why can't I join TTN in the US915 /AU915 bands? == 2231 2231 ))) 2232 2232 2233 2233 ((( 2234 -It might be a bout the channelsmapping. [[Pleasesee this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]2366 +It might be related to the channel mapping. [[Please refer to this link for details.>>https://github.com/dragino/LT-22222-L/releases]] 2235 2235 ))) 2236 2236 2237 2237 2238 -== 7.4 Why can LT22222 perform Uplink normally, but cannot receiveDownlink? ==2370 +== 7.4 Why can the LT-22222-L perform uplink normally, but cannot receive downlink? == 2239 2239 2372 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue. 2373 +Use this command to synchronize their counts: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]] 2240 2240 2241 -The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state. 2242 -Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]] 2243 2243 2376 += 8. Ordering information = 2244 2244 2245 -= 8. Order Info = 2246 - 2247 - 2248 2248 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 2249 2249 2250 2250 (% style="color:#4f81bd" %)**XXX:** 2251 2251 2252 -* (% style="color:red" %)**EU433**(%%): 2253 -* (% style="color:red" %)**EU868**(%%): 2254 -* (% style="color:red" %)**KR920**(%%): 2255 -* (% style="color:red" %)**CN470**(%%): 2256 -* (% style="color:red" %)**AS923**(%%): 2257 -* (% style="color:red" %)**AU915**(%%): 2258 -* (% style="color:red" %)**US915**(%%): 2259 -* (% style="color:red" %)**IN865**(%%): 2260 -* (% style="color:red" %)**CN779**(%%): 2382 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433 2383 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868 2384 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920 2385 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470 2386 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923 2387 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915 2388 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915 2389 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2390 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2261 2261 2262 -= 9. Pack ingInfo =2392 += 9. Package information = 2263 2263 2394 +**Package includes**: 2264 2264 2265 -**Package Includes**: 2396 +* 1 x LT-22222-L I/O Controller 2397 +* 1 x LoRa antenna matched to the frequency of the LT-22222-L 2398 +* 1 x bracket for DIN rail mounting 2399 +* 1 x 3.5 mm programming cable 2266 2266 2267 -* LT-22222-L I/O Controller x 1 2268 -* Stick Antenna for LoRa RF part x 1 2269 -* Bracket for controller x1 2270 -* Program cable x 1 2271 - 2272 2272 **Dimension and weight**: 2273 2273 2274 2274 * Device Size: 13.5 x 7 x 3 cm 2275 -* Device Weight: 105g 2404 +* Device Weight: 105 g 2276 2276 * Package Size / pcs : 14.5 x 8 x 5 cm 2277 -* Weight / pcs : 170g 2406 +* Weight / pcs : 170 g 2278 2278 2279 2279 = 10. Support = 2280 2280 2281 - 2282 2282 * ((( 2283 -Support is providedMonday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in thebefore-mentioned schedule.2411 +Support is available Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different time zones, we cannot offer live support. However, your questions will be answered as soon as possible within the aforementioned schedule. 2284 2284 ))) 2285 2285 * ((( 2286 -Provide as much information as possible regarding your enquiry (product models, accuratelydescribeyourproblemandsteps to replicate it etc) and send a mail to [[Support@dragino.cc>>mailto:Support@dragino.cc]]2414 +Please provide as much information as possible regarding your inquiry (e.g., product models, a detailed description of the problem, steps to replicate it, etc.) and send an email to [[support@dragino.cc>>mailto:support@dragino.cc]] 2287 2287 2288 - 2289 2289 2290 2290 ))) 2291 2291 2292 2292 = 11. Reference = 2293 2293 2294 - 2295 2295 * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]] 2296 2296 * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]] 2297 2297 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
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