Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Saxer Lin on 2025/04/15 17:24
Summary
-
Page properties (1 modified, 0 added, 0 removed)
-
Attachments (0 modified, 22 added, 0 removed)
- integration-details.png
- lt-22222-device-overview.png
- lt-22222-join-network.png
- lt-22222-l-dev-repo-p1.png
- lt-22222-l-dev-repo-reg-p1.png
- lt-22222-l-dev-repo-reg-p2.png
- lt-22222-l-manually-p1.png
- lt-22222-l-manually-p2.png
- lt-22222-ul-payload-decoded.png
- lt-22222-ul-payload-fmt.png
- message-1.png
- thingseye-events.png
- thingseye-io-step-1.png
- thingseye-io-step-2.png
- thingseye-io-step-3.png
- thingseye-io-step-4.png
- thingseye-io-step-5.png
- thingseye-io-step-6.png
- thingseye-json.png
- thingseye.io_integrationsCenter_integrations-2.png
- thingseye.io_integrationsCenter_integrations.png
- tts-mqtt-integration.png
Details
- Page properties
-
- Content
-
... ... @@ -17,17 +17,15 @@ 17 17 18 18 19 19 20 -= 1.Introduction = 20 += 1. Introduction = 21 21 22 -== 1.1 What is LT SeriesI/O Controller ==22 +== 1.1 What is the LT-22222-L I/O Controller? == 23 23 24 24 ((( 25 - 26 - 27 27 ((( 28 - (% 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 Dragino (% style="color:blue" %)**LT-22222-L I/O Controller**(%%) is an advanced LoRaWAN device designed to provide seamless wireless long-range connectivity with various I/O options, including analog current and voltage inputs, digital inputs and outputs, and relay outputs.The LT-22222-L simplifies and enhances I/O monitoring and controlling.26 +The Dragino (% style="color:blue" %)**LT-22222-L I/O Controller**(%%) is an advanced LoRaWAN device designed to provide seamless wireless long-range connectivity with various I/O options, including analog current and voltage inputs, digital inputs and outputs, and relay outputs. 29 29 30 -The DraginoLT-22222-L I/O Controller is ideal for professional applications in wireless sensor networks, including irrigation systems, smart metering, smart cities, building automation, and more. These controllers are designed for easy, cost-effective deployment using LoRa wireless technology.28 +The LT-22222-L I/O Controller simplifies and enhances I/O monitoring and controlling. It is ideal for professional applications in wireless sensor networks, including irrigation systems, smart metering, smart cities, building automation, and more. These controllers are designed for easy, cost-effective deployment using LoRa wireless technology. 31 31 ))) 32 32 ))) 33 33 ... ... @@ -36,17 +36,13 @@ 36 36 ))) 37 37 38 38 ((( 39 -(% style="line-height:1.38; margin-top:16px; margin-bottom:16px" %) 40 -The LT Series I/O Controllers are designed for easy, low-cost installation on LoRaWAN networks. 41 -))) 37 +You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways: 42 42 43 -( ((44 - (%style="line-height:1.38;margin-top:16px;margin-bottom:16px"%)45 - (%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" %)You can connect theLT-22222-L I/O Controller to a LoRaWAN networkservice provider in several ways:39 +* If there is public LoRaWAN network coverage in the area where you plan to install the device (e.g., The Things Network), you can select a network and register the LT-22222-L I/O controller with it. 40 +* 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. 41 +* Setup your own private LoRaWAN network. 46 46 47 -* (% 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" %)If there is public LoRaWAN network coverage in the area where you plan to install the device (e.g., The Things Network), you can select a network and register the LT-22222-L I/O controller with it. 48 -* (% 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" %)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. 49 -* (% 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" %)Setup your own private LoRaWAN network. 43 +> You can use a LoRaWAN gateway, such as the Dragino LG308, to expand or create LoRaWAN coverage in your area. 50 50 ))) 51 51 52 52 ((( ... ... @@ -63,16 +63,16 @@ 63 63 * SX1276/78 Wireless Chip 64 64 * Power Consumption: 65 65 ** Idle: 4mA@12v 66 -** 20dB Transmit: 34mA@12 v67 -* Operating Temperature: -40 ~~ 85 Degree, No Dew 60 +** 20dB Transmit: 34mA@12V 61 +* Operating Temperature: -40 ~~ 85 Degrees, No Dew 68 68 69 69 (% style="color:#037691" %)**Interface for Model: LT22222-L:** 70 70 71 71 * 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor) 72 -* 2 x Digital Output (NPN output. Max pull 66 +* 2 x Digital Output (NPN output. Max pull-up voltage 36V,450mA) 73 73 * 2 x Relay Output (5A@250VAC / 30VDC) 74 74 * 2 x 0~~20mA Analog Input (res:0.01mA) 75 -* 2 x 0~~30V Analog Input (res:0.01 v)69 +* 2 x 0~~30V Analog Input (res:0.01V) 76 76 * Power Input 7~~ 24V DC. 77 77 78 78 (% style="color:#037691" %)**LoRa Spec:** ... ... @@ -82,7 +82,7 @@ 82 82 ** Band 2 (LF): 410 ~~ 528 Mhz 83 83 * 168 dB maximum link budget. 84 84 * +20 dBm - 100 mW constant RF output vs. 85 -* +14 dBm high 79 +* +14 dBm high-efficiency PA. 86 86 * Programmable bit rate up to 300 kbps. 87 87 * High sensitivity: down to -148 dBm. 88 88 * Bullet-proof front end: IIP3 = -12.5 dBm. ... ... @@ -102,7 +102,7 @@ 102 102 * Optional Customized LoRa Protocol 103 103 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869 104 104 * AT Commands to change parameters 105 -* Remote configure parameters via LoRa Downlink 99 +* Remotely configure parameters via LoRaWAN Downlink 106 106 * Firmware upgradable via program port 107 107 * Counting 108 108 ... ... @@ -132,86 +132,169 @@ 132 132 * 1 x Counting Port 133 133 ))) 134 134 135 -= 2. PowerONDevice =129 += 2. Assembling the Device = 136 136 137 - TheLT controller can be powered by 7 ~~24V DC power source.ConnectVINto Power Input V+ andGND to powerinputV-to power theLTcontroller.131 +== 2.1 What is included in the package? == 138 138 139 - PWR will on whendevice isproperlypowered.133 +The package includes the following items: 140 140 135 +* 1 x LT-22222-L I/O Controller 136 +* 1 x LoRaWAN antenna matched to the frequency of the LT-22222-L 137 +* 1 x bracket for DIN rail mounting 138 +* 1 x programming cable 139 + 140 +Attach the LoRaWAN antenna to the antenna connector, **ANT**,** **located on the top right side of the device, next to the upper terminal block. Secure the antenna by tightening it clockwise. 141 + 142 +== 2.2 Terminals == 143 + 144 +Upper screw terminal block (from left to right): 145 + 146 +(% style="width:634px" %) 147 +|=(% style="width: 295px;" %)Terminal|=(% style="width: 338px;" %)Function 148 +|(% style="width:295px" %)GND|(% style="width:338px" %)Ground 149 +|(% style="width:295px" %)VIN|(% style="width:338px" %)Input Voltage 150 +|(% style="width:295px" %)AVI2|(% style="width:338px" %)Analog Voltage Input Terminal 2 151 +|(% style="width:295px" %)AVI1|(% style="width:338px" %)Analog Voltage Input Terminal 1 152 +|(% style="width:295px" %)ACI2|(% style="width:338px" %)Analog Current Input Terminal 2 153 +|(% style="width:295px" %)ACI1|(% style="width:338px" %)Analog Current Input Terminal 1 154 + 155 +Lower screw terminal block (from left to right): 156 + 157 +(% style="width:633px" %) 158 +|=(% style="width: 296px;" %)Terminal|=(% style="width: 334px;" %)Function 159 +|(% style="width:296px" %)RO1-2|(% style="width:334px" %)Relay Output 1 160 +|(% style="width:296px" %)RO1-1|(% style="width:334px" %)Relay Output 1 161 +|(% style="width:296px" %)RO2-2|(% style="width:334px" %)Relay Output 2 162 +|(% style="width:296px" %)RO2-1|(% style="width:334px" %)Relay Output 2 163 +|(% style="width:296px" %)DI2+|(% style="width:334px" %)Digital Input 2 164 +|(% style="width:296px" %)DI2-|(% style="width:334px" %)Digital Input 2 165 +|(% style="width:296px" %)DI1+|(% style="width:334px" %)Digital Input 1 166 +|(% style="width:296px" %)DI1-|(% style="width:334px" %)Digital Input 1 167 +|(% style="width:296px" %)DO2|(% style="width:334px" %)Digital Output 2 168 +|(% style="width:296px" %)DO1|(% style="width:334px" %)Digital Output 1 169 + 170 +== 2.3 Powering the LT-22222-L == 171 + 172 +The LT-22222-L I/O Controller can be powered by a **7–24V DC** power source. Connect the 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. 173 + 174 + 141 141 [[image:1653297104069-180.png]] 142 142 143 143 144 144 = 3. Operation Mode = 145 145 146 -== 3.1 How it work s? ==180 +== 3.1 How does it work? == 147 147 182 +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. 148 148 149 -((( 150 -The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 151 -))) 184 +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 LE**D 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. 152 152 153 -((( 154 -In case user can't set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices. 155 -))) 186 +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. 156 156 188 +== 3.2 Registering with a LoRaWAN network server == 157 157 158 - ==3.2Exampletojoin LoRaWAN network==190 +The network diagram below shows how the LT-22222-L is connected to a typical LoRaWAN network. 159 159 192 +[[image:image-20220523172350-1.png||height="266" width="864"]] 160 160 161 -((( 162 -This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 194 +=== 3.2.1 Prerequisites === 163 163 164 - 165 -))) 196 +Make sure you have the device registration information such as DevEUI, AppEUI, and AppKey with you. The registration information can be found on a sticker that can be found inside the package. Please keep the **registration information** sticker in a safe place for future reference. 166 166 167 -[[image:image-202 20523172350-1.png||height="266" width="864"]]198 +[[image:image-20230425173427-2.png||height="246" width="530"]] 168 168 200 +The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers. 169 169 170 -((( 171 -The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN: 202 +=== 3.2.2 The Things Stack Sandbox (TTSS) === 172 172 173 - 174 -))) 204 +* Log in to your [[The Things Stack Sandbox>>https://eu1.cloud.thethings.network]] account. 205 +* Create an application if you do not have one yet. 206 +* Register LT-22222-L with that application. Two registration options are available: 175 175 176 -((( 177 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller. 178 -))) 208 +==== ==== 179 179 180 -((( 181 -Each LT is shipped with a sticker with the default device EUI as below: 182 -))) 210 +==== 3.2.2.1 Using the LoRaWAN Device Repository ==== 183 183 184 -[[image:image-20230425173427-2.png||height="246" width="530"]] 212 +* Go to your application and click on the **Register end device** button. 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 your device. 185 185 218 +[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]] 186 186 187 -Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 188 188 189 -**Add APP EUI in the application.** 221 +* Page continued... 222 +** Enter the **AppEUI** in the **JoinEUI** field and click the **Confirm** button. 223 +** Enter the **DevEUI** in the **DevEUI** field. 224 +** Enter the **AppKey** in the **AppKey** field. 225 +** In the **End device ID** field, enter a unique name within this application for your LT-22222-N. 226 +** Under **After registration**, select the **View registered end device** option. 190 190 191 -[[image: 1653297955910-247.png||height="321" width="716"]]228 +[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]] 192 192 230 +==== ==== 193 193 194 - **AddAPPKEYandDEVEUI**232 +==== 3.2.2.2 Entering device information manually ==== 195 195 196 -[[image:1653298023685-319.png]] 234 +* On the **Register end device** page: 235 +** Select the **Enter end device specifies manually** option as the input method. 236 +** Select the **Frequency plan** that matches your device. 237 +** Select the **LoRaWAN version**. 238 +** Select the **Regional Parameters version**. 239 +** Click **Show advanced activation, LoRaWAN class and cluster settings** link to expand the section. 240 +** Select **Over the air activation (OTAA)** option under the **Activation mode** 241 +** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities**. 197 197 243 +[[image:lt-22222-l-manually-p1.png||height="625" width="1000"]] 198 198 199 -((( 200 -(% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel. 201 201 202 - 203 -))) 246 +* Page continued... 247 +** Enter **AppEUI** in the **JoinEUI** field and click the **Confirm** button. 248 +** Enter **DevEUI** in the **DevEUI** field. 249 +** Enter **AppKey** in the **AppKey** field. 250 +** In the **End device ID** field, enter a unique name within this application for your LT-22222-N. 251 +** Under **After registration**, select the **View registered end device** option. 252 +** Click the **Register end device** button. 204 204 205 -[[image: 1653298044601-602.png||height="405" width="709"]]254 +[[image:lt-22222-l-manually-p2.png||height="625" width="1000"]] 206 206 207 207 208 - ==3.3 UplinkPayload==257 +You will be navigated to the **Device overview** page. 209 209 210 210 211 - There are five workingmodes + oneinterrupt modeon LT fordifferent typeapplication:260 +[[image:lt-22222-device-overview.png||height="625" width="1000"]] 212 212 213 -* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO 214 214 263 +==== 3.2.2.3 Joining ==== 264 + 265 +Click on **Live data** in the left navigation. The Live data panel for your application will display. 266 + 267 +Power on your LT-22222-L. It will begin joining The Things Stack LoRaWAN network server. 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**). 268 + 269 + 270 +[[image:lt-22222-join-network.png||height="625" width="1000"]] 271 + 272 + 273 +By default, you will receive an uplink data message every 10 minutes. 274 + 275 +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. 276 + 277 +[[image:lt-22222-ul-payload-decoded.png]] 278 + 279 + 280 +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. 281 + 282 +[[image:lt-22222-ul-payload-fmt.png||height="686" width="1000"]] 283 + 284 + 285 +== 3.3 Work Modes and their Uplink Payload formats == 286 + 287 + 288 +The LT-22222-L has 5 **work modes**. It also has an interrupt/trigger mode for different types of applications that can be used together with any work mode as an additional feature. The default mode is MOD1 and you can switch between these modes using AT commands. 289 + 290 +* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO 291 + 215 215 * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 216 216 217 217 * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO ... ... @@ -222,12 +222,15 @@ 222 222 223 223 * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 224 224 302 +The uplink messages are sent over LoRaWAN FPort 2. By default, an uplink message is sent every 10 minutes. 303 + 225 225 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 226 226 227 - 228 228 ((( 229 -Th e uplink payload includestotally 9 bytes. Uplink packetsuse FPORT=2 and every 10 minutessendoneuplink by default. (%style="display:none" %)307 +This is the default mode. 230 230 309 +The uplink payload is 11 bytes long. (% style="display:none" wfd-invisible="true" %) 310 + 231 231 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 232 232 |(% 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** 233 233 |Value|((( ... ... @@ -238,29 +238,29 @@ 238 238 ACI1 Current 239 239 )))|((( 240 240 ACI2 Current 241 -)))|DIDORO*|((( 321 +)))|**DIDORO***|((( 242 242 Reserve 243 243 )))|MOD 244 244 ))) 245 245 246 246 ((( 247 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below327 +(% 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. 248 248 249 249 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 250 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 251 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1 330 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 331 +|RO1|RO2|--DI3--|DI2|DI1|--DO3--|DO2|DO1 252 252 ))) 253 253 254 -* RO is for relay. ROx=1 close, ROx=0 alwaysopen.255 -* DI is for digital input. DIx=1: highorfloat, DIx=0:low.256 -* DO is for reverse digital output. DOx=1: output low, DOx=0:highorfloat.334 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 335 +* DI is for digital input. DIx=1: HIGH or FLOATING, DIx=0: LOW. 336 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 257 257 258 -(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L** 338 +(% style="color:red" %)**Note: DI3 and DO3 bits are not valid for LT-22222-L** 259 259 260 -For example if payload is: [[image:image-20220523175847-2.png]] 340 +For example, if the payload is: [[image:image-20220523175847-2.png]] 261 261 262 262 263 -**The value fortheinterfaceis: **343 +**The interface values can be calculated as follows: ** 264 264 265 265 AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 266 266 ... ... @@ -270,35 +270,32 @@ 270 270 271 271 ACI2 channel current is 0x1300/1000=4.864mA 272 272 273 -The last byte 0xAA= 10101010( B) means353 +The last byte 0xAA= **10101010**(b) means, 274 274 275 -* [1] RO1 relay channel is close and the RO1 LED is ON. 276 -* [0] RO2 relay channel is open and RO2 LED is OFF; 355 +* [1] The RO1 relay channel is CLOSED, and the RO1 LED is ON. 356 +* [0] The RO2 relay channel is OPEN, and the RO2 LED is OFF. 357 +* **[1] DI3 - not used for LT-22222-L.** 358 +* [0] DI2 channel input is LOW, and the DI2 LED is OFF. 359 +* [1] DI1 channel input state: 360 +** DI1 is FLOATING when no sensor is connected between DI1+ and DI1-. 361 +** DI1 is HIGH when a sensor is connected between DI1- and DI1+ and the sensor is ACTIVE. 362 +** DI1 LED is ON in both cases. 363 +* **[0] DO3 - not used for LT-22222-L.** 364 +* [1] DO2 channel output is LOW, and the DO2 LED is ON. 365 +* [0] DO1 channel output state: 366 +** DO1 is FLOATING when there is no load between DO1 and V+. 367 +** DO1 is HIGH when there is a load between DO1 and V+. 368 +** DO1 LED is OFF in both cases. 277 277 278 -**LT22222-L:** 279 - 280 -* [1] DI2 channel is high input and DI2 LED is ON; 281 -* [0] DI1 channel is low input; 282 - 283 -* [0] DO3 channel output state 284 -** DO3 is float in case no load between DO3 and V+.; 285 -** DO3 is high in case there is load between DO3 and V+. 286 -** DO3 LED is off in both case 287 -* [1] DO2 channel output is low and DO2 LED is ON. 288 -* [0] DO1 channel output state 289 -** DO1 is float in case no load between DO1 and V+.; 290 -** DO1 is high in case there is load between DO1 and V+. 291 -** DO1 LED is off in both case 292 - 293 293 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 294 294 295 295 296 296 ((( 297 -**For LT-22222-L**: this mode the**DI1 and DI2** are used as counting pins.374 +**For LT-22222-L**: In this mode, **DI1 and DI2** are used as counting pins. 298 298 ))) 299 299 300 300 ((( 301 -T otal:11 bytespayload378 +The uplink payload is 11 bytes long. 302 302 303 303 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 304 304 |(% 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** ... ... @@ -308,26 +308,26 @@ 308 308 ))) 309 309 310 310 ((( 311 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DO3, DO2 and DO1.Totally1bytesas below388 +(% 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. 312 312 313 313 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 314 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 315 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 391 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 392 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 316 316 317 -RO is for relay. ROx=1 close, ROx=0 alwaysopen.394 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 318 318 ))) 319 319 320 -* FIRST: Indicate this is the first packet after join network. 321 -* DO is for reverse digital output. DOx=1: output low, DOx=0:highorfloat.397 +* FIRST: Indicates that this is the first packet after joining the network. 398 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 322 322 323 323 ((( 324 -(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L .**401 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L** 325 325 326 326 327 327 ))) 328 328 329 329 ((( 330 -**To usecountingmode,pleaserun:**407 +**To activate this mode, run the following AT commands:** 331 331 ))) 332 332 333 333 ((( ... ... @@ -348,17 +348,17 @@ 348 348 ((( 349 349 **For LT22222-L:** 350 350 351 -(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** lowlevel,valid signal is 100ms) **428 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (sets the DI1 port to trigger on a LOW level. The valid signal duration is 100ms) ** 352 352 353 -(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** highlevel,valid signal is 100ms430 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (sets the DI1 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 354 354 355 -(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** lowlevel,valid signal is 100ms) **432 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (sets the DI2 port to trigger on a LOW level. The valid signal duration is 100ms) ** 356 356 357 -(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** highlevel,valid signal is 100ms434 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (sets the DI2 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 358 358 359 -(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** Set COUNT1 value to 60)**436 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (sets the COUNT1 value to 60)** 360 360 361 -(% style="color:blue" %)**AT+SETCNT=2,60**(%%)** Set COUNT2 value to 60)**438 +(% style="color:blue" %)**AT+SETCNT=2,60 **(%%)**(sets the COUNT2 value to 60)** 362 362 ))) 363 363 364 364 ... ... @@ -365,7 +365,7 @@ 365 365 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 366 366 367 367 368 -**LT22222-L**: This mode the DI1 is used as a counting pin.445 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 369 369 370 370 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 371 371 |(% 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** ... ... @@ -376,24 +376,24 @@ 376 376 )))|DIDORO*|Reserve|MOD 377 377 378 378 ((( 379 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below456 +(% 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. 380 380 381 381 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 382 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 383 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 459 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 460 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 384 384 ))) 385 385 386 -* RO is for relay. ROx=1 387 -* FIRST: Indicate this is the first packet after join network. 388 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 463 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 464 +* FIRST: Indicates that this is the first packet after joining the network. 465 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 389 389 390 390 ((( 391 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 468 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 392 392 ))) 393 393 394 394 395 395 ((( 396 -**To usecountingmode,pleaserun:**473 +**To activate this mode, run the following AT commands:** 397 397 ))) 398 398 399 399 ((( ... ... @@ -406,7 +406,9 @@ 406 406 ))) 407 407 408 408 ((( 409 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 486 +AT Commands for counting: 487 + 488 +The AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 410 410 ))) 411 411 412 412 ... ... @@ -414,11 +414,11 @@ 414 414 415 415 416 416 ((( 417 -**LT22222-L**: This mode the DI1 is used as a counting pin.496 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 418 418 ))) 419 419 420 420 ((( 421 -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.500 +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. 422 422 423 423 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 424 424 |(% 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** ... ... @@ -428,25 +428,25 @@ 428 428 ))) 429 429 430 430 ((( 431 -(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below510 +(% 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. 432 432 433 433 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 434 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 435 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 513 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 514 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 436 436 ))) 437 437 438 -* RO is for relay. ROx=1 439 -* FIRST: Indicate this is the first packet after join network. 440 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 517 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 518 +* FIRST: Indicates that this is the first packet after joining the network. 519 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 441 441 442 442 ((( 443 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 522 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 444 444 445 445 446 446 ))) 447 447 448 448 ((( 449 -**To use this mode,pleaserun:**528 +**To activate this mode, run the following AT commands:** 450 450 ))) 451 451 452 452 ((( ... ... @@ -459,19 +459,19 @@ 459 459 ))) 460 460 461 461 ((( 462 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 541 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 463 463 ))) 464 464 465 465 ((( 466 -** Plusbelow command for AVI1 Counting:**545 +**In addition to that, below are the commands for AVI1 Counting:** 467 467 468 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** set AVI Count to 60)**547 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (Sets AVI Count to 60)** 469 469 470 470 (% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 471 471 472 472 (% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 473 473 474 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 553 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 475 475 ))) 476 476 477 477 ... ... @@ -478,7 +478,7 @@ 478 478 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 479 479 480 480 481 -**LT22222-L**: This mode the DI1 is used as a counting pin.560 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 482 482 483 483 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 484 484 |(% 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** ... ... @@ -493,25 +493,25 @@ 493 493 )))|MOD 494 494 495 495 ((( 496 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below575 +(% 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. 497 497 498 498 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 499 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 578 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 500 500 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 501 501 ))) 502 502 503 -* RO is for relay. ROx=1 504 -* FIRST: Indicate this is the first packet after join network. 582 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 583 +* FIRST: Indicates that this is the first packet after joining the network. 505 505 * ((( 506 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 585 +DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 507 507 ))) 508 508 509 509 ((( 510 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 589 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 511 511 ))) 512 512 513 513 ((( 514 -**To use this mode,pleaserun:**593 +**To activate this mode, run the following AT commands:** 515 515 ))) 516 516 517 517 ((( ... ... @@ -524,7 +524,7 @@ 524 524 ))) 525 525 526 526 ((( 527 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 606 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 528 528 ))) 529 529 530 530 ... ... @@ -531,49 +531,46 @@ 531 531 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 532 532 533 533 534 -(% style="color:#4f81bd" %)**This mode is anoptionalmode for trigger purpose. It can runtogether with other mode.**613 +(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate together with other modes.** 535 535 536 -For example, if u serhasconfiguredbelow commands:615 +For example, if you configured the following commands: 537 537 538 538 * **AT+MOD=1 ** **~-~->** The normal working mode 539 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 618 +* **AT+ADDMOD6=1** **~-~->** Enable trigger mode 540 540 541 -LT will keepmonitoringAV1/AV2/AC1/AC2 every 5 seconds;LT will send uplink packets in two cases:620 +The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. LT will send uplink packets in two cases: 542 542 543 -1. Periodically uplink (Base on TDC time). Payload is same asthenormalMOD(MODabove command). This uplink usesLoRaWAN(% style="color:#4f81bd" %)**unconfirmed**(%%)data type544 -1. Trigger uplink when meetthe trigger condition. LT will senttwo packets in this case, the first uplink use payload specifyin thismod (mod=6), the second packetsuseforabovesettings). BothUplinks use LoRaWAN(% style="color:#4f81bd" %)**CONFIRMEDdata type.**622 +1. Periodically uplink (Based on TDC time). The payload is the same as in normal mode (MOD=1 for the commands above). These are (% style="color:#4f81bd" %)**unconfirmed**(%%) uplinks. 623 +1. Trigger uplink when the trigger condition is met. LT will send two packets in this case. The first uplink uses the payload specified in trigger mode (MOD=6). The second packet uses the normal mode payload (MOD=1 as set above). Both are (% style="color:#4f81bd" %)**CONFIRMED uplinks.** 545 545 546 546 (% style="color:#037691" %)**AT Command to set Trigger Condition**: 547 547 627 +(% style="color:#4f81bd" %)**Trigger based on voltage**: 548 548 549 -(% style="color:#4f81bd" %)**Trigger base on voltage**: 550 - 551 551 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> 552 552 553 553 554 554 **Example:** 555 555 556 -AT+AVLIM=3000,6000,0,2000 ( If AVI1 voltage lower than 3vor higher than 6v.v, LT will trigger Uplink)634 +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) 557 557 558 -AT+AVLIM=5000,0,0,0 ( If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)636 +AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use) 559 559 560 560 639 +(% style="color:#4f81bd" %)**Trigger based on current**: 561 561 562 -(% style="color:#4f81bd" %)**Trigger base on current**: 563 - 564 564 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> 565 565 566 566 567 567 **Example:** 568 568 569 -AT+ACLIM=10000,15000,0,0 ( If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)646 +AT+ACLIM=10000,15000,0,0 (triggers an uplink if ACI1 voltage is lower than 10mA or higher than 15mA) 570 570 571 571 649 +(% style="color:#4f81bd" %)**Trigger based on DI status**: 572 572 573 - (%style="color:#4f81bd"%)**Triggerbaseon DI status**:651 +DI status triggers Flag. 574 574 575 -DI status trigger Flag. 576 - 577 577 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 578 578 579 579 ... ... @@ -582,39 +582,38 @@ 582 582 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 583 583 584 584 585 -(% style="color:#037691" %)**Downlink Command toset Trigger Condition:**661 +(% style="color:#037691" %)**LoRaWAN Downlink Commands for Setting the Trigger Conditions:** 586 586 587 587 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 588 588 589 589 Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4 590 590 591 - AA: Code for this downlink Command: 667 + AA: Type Code for this downlink Command: 592 592 593 - xx: 0: Limit for AV1 and AV2; ,DI2 trigger enable/disable669 + xx: **0**: Limit for AV1 and AV2; **1**: limit for AC1 and AC2; **2**: DI1and DI2 trigger enable/disable. 594 594 595 - yy1 yy1: AC1 or AV1 lowlimit or DI1/DI2 trigger status.671 + yy1 yy1: AC1 or AV1 LOW limit or DI1/DI2 trigger status. 596 596 597 - yy2 yy2: AC1 or AV1 highlimit.673 + yy2 yy2: AC1 or AV1 HIGH limit. 598 598 599 - yy3 yy3: AC2 or AV2 lowlimit.675 + yy3 yy3: AC2 or AV2 LOW limit. 600 600 601 - Yy4 yy4: AC2 or AV2 highlimit.677 + Yy4 yy4: AC2 or AV2 HIGH limit. 602 602 603 603 604 -**Example1**: AA 00 13 88 00 00 00 00 00 00 680 +**Example 1**: AA 00 13 88 00 00 00 00 00 00 605 605 606 -Same as AT+AVLIM=5000,0,0,0 If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)682 +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) 607 607 608 608 609 -**Example2**: AA 02 01 00 685 +**Example 2**: AA 02 01 00 610 610 611 -Same as AT+ DTRI =1,0 687 +Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 612 612 613 613 614 - 615 615 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 616 616 617 -MOD6 Payload payload692 +MOD6 Payload: total of 11 bytes 618 618 619 619 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 620 620 |(% 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** ... ... @@ -628,10 +628,10 @@ 628 628 MOD(6) 629 629 ))) 630 630 631 -(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 706 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1 byte as below 632 632 633 633 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 634 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 709 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 635 635 |((( 636 636 AV1_LOW 637 637 )))|((( ... ... @@ -650,17 +650,17 @@ 650 650 AC2_HIGH 651 651 ))) 652 652 653 -* Each bit sshows if the corresponding trigger has been configured.728 +* Each bit shows if the corresponding trigger has been configured. 654 654 655 655 **Example:** 656 656 657 -10100000: Means the system has configure to use the trigger: A C1_LOW and AV2_LOW732 +10100000: Means the system has configure to use the trigger: AV1_LOW and AV2_LOW 658 658 659 659 660 -(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below 735 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1 byte as below 661 661 662 662 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 663 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 738 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 664 664 |((( 665 665 AV1_LOW 666 666 )))|((( ... ... @@ -679,11 +679,11 @@ 679 679 AC2_HIGH 680 680 ))) 681 681 682 -* Each bit sshows which status has been trigger on this uplink.757 +* Each bit shows which status has been triggered on this uplink. 683 683 684 684 **Example:** 685 685 686 -10000000: Means this p acketis trigger by AC1_LOW.Means voltage too low.761 +10000000: Means this uplink is triggered by AV1_LOW. That means the voltage is too low. 687 687 688 688 689 689 (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below ... ... @@ -692,7 +692,7 @@ 692 692 |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 693 693 |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG 694 694 695 -* Each bits shows which status has been trigger on this uplink. 770 +* Each bits shows which status has been triggered on this uplink. 696 696 697 697 **Example:** 698 698 ... ... @@ -719,11 +719,11 @@ 719 719 ))) 720 720 721 721 722 -== 3.4 Configure LT via AT or Downlink == 797 +== 3.4 Configure LT via AT Commands or Downlinks == 723 723 724 724 725 725 ((( 726 -User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands801 +User can configure LT I/O Controller via AT Commands or LoRaWAN Downlinks. 727 727 ))) 728 728 729 729 ((( ... ... @@ -738,9 +738,8 @@ 738 738 739 739 === 3.4.1 Common Commands === 740 740 741 - 742 742 ((( 743 -The yshould be available foreachofDraginoSensors, such as:change uplink interval,reset device. For firmware v1.5.4, usercan findwhat common commandsit supports:[[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]817 +These commands should be available for all Dragino sensors, 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]]. 744 744 ))) 745 745 746 746 ... ... @@ -748,34 +748,37 @@ 748 748 749 749 ==== 3.4.2.1 Set Transmit Interval ==== 750 750 825 +Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes. 751 751 752 - Setdeviceuplink interval.827 +* (% style="color:#037691" %)**AT command:** 753 753 754 - *(% style="color:#037691" %)**ATommand:**829 +(% style="color:blue" %)**AT+TDC=N** 755 755 756 - (%style="color:blue"%)**AT+TDC=N**831 +where N is the time in milliseconds. 757 757 833 +**Example: **AT+TDC=30000. This will set the uplink interval to 30 seconds 758 758 759 -**Example: **AT+TDC=30000. Means set interval to 30 seconds 760 760 836 +* (% style="color:#037691" %)**Downlink payload (prefix 0x01):** 761 761 762 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):** 763 - 764 764 (% style="color:blue" %)**0x01 aa bb cc **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)** 765 765 766 766 767 767 768 -==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 842 +==== 3.4.2.2 Set the Work Mode (AT+MOD) ==== 769 769 770 770 771 -Set work mode. 845 +Sets the work mode. 772 772 773 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N **847 +* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N ** 774 774 775 - **Example**:AT+MOD=2.Set work modeto Double DI counting mode849 +Where N is the work mode. 776 776 777 -* (%style="color:#037691"%)**DownlinkPayload(prefix 0x0A):**851 +**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode. 778 778 853 + 854 +* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):** 855 + 779 779 (% style="color:blue" %)**0x0A aa **(%%)** ** ~/~/ Same as AT+MOD=aa 780 780 781 781 ... ... @@ -783,10 +783,12 @@ 783 783 ==== 3.4.2.3 Poll an uplink ==== 784 784 785 785 786 - * (%style="color:#037691"%)**AT Command:**(%%) ThereisnoAT Commandto polluplink863 +Asks the device to send an uplink. 787 787 788 -* (% style="color:#037691" %)** DownlinkPayload(prefix0x08):**865 +* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink 789 789 867 +* (% style="color:#037691" %)**Downlink payload (prefix 0x08):** 868 + 790 790 (% style="color:blue" %)**0x08 FF **(%%)** **~/~/ Poll an uplink 791 791 792 792 **Example**: 0x08FF, ask device to send an Uplink ... ... @@ -793,16 +793,16 @@ 793 793 794 794 795 795 796 -==== 3.4.2.4 Enable Trigger Mode ==== 875 +==== 3.4.2.4 Enable/Disable Trigger Mode ==== 797 797 798 798 799 - Use oftrigger mode,pleasecheck[[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]878 +Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]). 800 800 801 801 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0** 802 802 803 -(% style="color:red" %)**1:** (%%)Enable TriggerMode882 +(% style="color:red" %)**1:** (%%)Enable the trigger mode 804 804 805 -(% style="color:red" %)**0: **(%%)Disable TriggerMode884 +(% style="color:red" %)**0: **(%%)Disable the trigger mode 806 806 807 807 808 808 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** ... ... @@ -814,7 +814,7 @@ 814 814 ==== 3.4.2.5 Poll trigger settings ==== 815 815 816 816 817 -Poll trigger settings 896 +Polls the trigger settings 818 818 819 819 * (% style="color:#037691" %)**AT Command:** 820 820 ... ... @@ -822,7 +822,7 @@ 822 822 823 823 * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 824 824 825 -(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll trigger settings ,device will uplink trigger settings once receive this command904 +(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll the trigger settings. Device will uplink trigger settings once receive this command 826 826 827 827 828 828 ... ... @@ -829,11 +829,11 @@ 829 829 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 830 830 831 831 832 -Enable Disable DI1/DI2/DI2 as trigger, 911 +Enable or Disable DI1/DI2/DI2 as trigger, 833 833 834 834 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 835 835 836 -**Example:** AT+ DTRI =1,0 915 +**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 837 837 838 838 839 839 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** ... ... @@ -865,15 +865,15 @@ 865 865 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 866 866 867 867 868 -Set DI2 trigger. 947 +Sets DI2 trigger. 869 869 870 870 * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b** 871 871 872 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 951 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1). 873 873 874 874 (% style="color:red" %)**b :** (%%)delay timing. 875 875 876 -**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 955 +**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms ) 877 877 878 878 879 879 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** ... ... @@ -911,7 +911,7 @@ 911 911 ==== 3.4.2.11 Trigger – Set minimum interval ==== 912 912 913 913 914 -Set AV and AC trigger minimum interval ,systemwon't response to the second trigger within this set time after the first trigger.993 +Sets AV and AC trigger minimum interval. Device won't response to the second trigger within this set time after the first trigger. 915 915 916 916 * (% 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. 917 917 ... ... @@ -1059,7 +1059,7 @@ 1059 1059 ))) 1060 1060 1061 1061 ((( 1062 -00: Close , 01: Open , 11: No action 1141 +00: Closed , 01: Open , 11: No action 1063 1063 1064 1064 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %) 1065 1065 |(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2** ... ... @@ -1181,7 +1181,7 @@ 1181 1181 1182 1182 1183 1183 1184 -==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1263 +==== 3.4.2.19 Counting ~-~- Change counting mode to save time ==== 1185 1185 1186 1186 1187 1187 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1302,74 +1302,144 @@ 1302 1302 [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]] 1303 1303 1304 1304 1305 -== 3.5 Integrat ewithMydevice==1384 +== 3.5 Integrating with ThingsEye.io == 1306 1306 1386 +The Things Stack applications can be integrated with ThingsEye.io. Once integrated, ThingsEye.io works as an MQTT client for The Things Stack MQTT broker, allowing it to subscribe to upstream traffic and publish downlink traffic. 1307 1307 1308 - Mydevicesprovidesa humanendlyinterfacetoshow the sensordata,oncewehavedatainTTN, we can useMydevicestoconnectto TTNandsee the data in Mydevices. Beloware the steps:1388 +=== 3.5.1 Configuring MQTT Connection Information with The Things Stack Sandbox === 1309 1309 1310 -((( 1311 -(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time. 1312 -))) 1390 +We use The Things Stack Sandbox for demonstating the configuration but other 1313 1313 1314 -((( 1315 -(% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps: 1392 +* In **The Things Stack Sandbox**, select your application under **Applications**. 1393 +* Select **MQTT** under **Integrations**. 1394 +* In the **Connection information **section, for **Username**, The Things Stack displays an auto-generated username. You can use it or provide a new one. 1395 +* For the **Password**, click the **Generate new API key** button to generate a password. You can see it by clicking on the **eye** button. The API key works as the password. 1316 1316 1317 - 1318 -))) 1397 +NOTE. The username and password (API key) you created here are required in the next section. 1319 1319 1320 -[[image: image-20220719105525-1.png||height="377" width="677"]]1399 +[[image:tts-mqtt-integration.png||height="625" width="1000"]] 1321 1321 1401 +=== 3.5.2 Configuring ThingsEye.io === 1322 1322 1403 +This section guides you on how to create an integration in ThingsEye to connect with The Things Stack MQTT server. 1323 1323 1324 -[[image:image-20220719110247-2.png||height="388" width="683"]] 1405 +* Login to your [[ThingsEye.io >>https://thingseye.io]]account. 1406 +* Under the **Integrations center**, click **Integrations**. 1407 +* Click the **Add integration** button (the button with the **+** symbol). 1325 1325 1409 +[[image:thingseye-io-step-1.png||height="625" width="1000"]] 1326 1326 1327 -(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. 1328 1328 1329 - (%style="color:blue"%)**Step 4**(%%):Search LT-22222-L(forbothLT-22222-L) and add DevEUI.(%style="display:none" %)1412 +On the **Add integration** window, configure the following: 1330 1330 1331 - Searchunder Thethingsnetwork1414 +**Basic settings:** 1332 1332 1333 -[[image:1653356838789-523.png||height="337" width="740"]] 1416 +* Select **The Things Stack Community** from the **Integration type** list. 1417 +* Enter a suitable name for your integration in the **Name **text** **box or keep the default name. 1418 +* Ensure the following options are turned on. 1419 +** Enable integration 1420 +** Debug mode 1421 +** Allow create devices or assets 1422 +* Click the **Next** button. you will be navigated to the **Uplink data converter** tab. 1334 1334 1424 +[[image:thingseye-io-step-2.png||height="625" width="1000"]] 1335 1335 1336 -After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1337 1337 1338 - [[image:image-20220524094909-1.png||height="335" width="729"]]1427 +**Uplink data converter:** 1339 1339 1429 +* Click the **Create new** button if it is not selected by default. 1430 +* Enter a suitable name for the uplink data converter in the **Name **text** **box or keep the default name. 1431 +* Click the **JavaScript** button. 1432 +* 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]]. 1433 +* Click the **Next** button. You will be navigated to the **Downlink data converter **tab. 1340 1340 1341 -[[image:i mage-20220524094909-2.png||height="337" width="729"]]1435 +[[image:thingseye-io-step-3.png||height="625" width="1000"]] 1342 1342 1343 1343 1344 - [[image:image-20220524094909-3.png||height="338"width="727"]]1438 +**Downlink data converter (this is an optional step):** 1345 1345 1440 +* Click the **Create new** button if it is not selected by default. 1441 +* Enter a suitable name for the downlink data converter in the **Name **text** **box or keep the default name 1442 +* Click the **JavaScript** button. 1443 +* Paste the downlink decoder function into the text area (first, delete the default code). The demo downlink decoder function can be found here. 1444 +* Click the **Next** button. You will be navigated to the **Connection** tab. 1346 1346 1347 -[[image:i mage-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)1446 +[[image:thingseye-io-step-4.png||height="625" width="1000"]] 1348 1348 1349 1349 1350 - [[image:image-20220524094909-5.png||height="341" width="734"]]1449 +**Connection:** 1351 1351 1451 +* Choose **Region** from the **Host type**. 1452 +* 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/...). 1453 +* 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 MQTT Connection information with The Things Stack Sandbox). 1454 +* Click the **Check connection** button to test the connection. If the connection is successful, you will see the message saying **Connected**. 1352 1352 1353 - == 3.6 InterfaceDetail ==1456 +[[image:message-1.png]] 1354 1354 1458 + 1459 +* Click the **Add** button. 1460 + 1461 +[[image:thingseye-io-step-5.png||height="625" width="1000"]] 1462 + 1463 + 1464 +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. 1465 + 1466 + 1467 +[[image:thingseye.io_integrationsCenter_integrations.png||height="686" width="1000"]] 1468 + 1469 + 1470 +**Viewing integration details**: 1471 + 1472 +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. 1473 + 1474 +[[image:integration-details.png||height="686" width="1000"]] 1475 + 1476 + 1477 +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. 1478 + 1479 +Note: See also ThingsEye documentation. 1480 + 1481 + 1482 +**Viewing events:** 1483 + 1484 +This tab displays all the uplink messages from the LT-22222-L. 1485 + 1486 +* Click on the **Events **tab. 1487 +* Select **Debug **from the **Event type** dropdown. 1488 +* Select the** time frame** from the **time window**. 1489 + 1490 +[insert image] 1491 + 1492 +- To view the JSON payload of a message, click on the three dots (...) in the Message column of the desired message. 1493 + 1494 +[insert image] 1495 + 1496 + 1497 +**Deleting the integration**: 1498 + 1499 +If you want to delete this integration, click the **Delete integratio**n button. 1500 + 1501 + 1502 +== 3.6 Interface Details == 1503 + 1355 1355 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1356 1356 1357 1357 1358 -Support NPN Type sensor1507 +Support NPN-type sensor 1359 1359 1360 1360 [[image:1653356991268-289.png]] 1361 1361 1362 1362 1363 -=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1512 +=== 3.6.2 Digital Input Ports: DI1/DI2 ( For LT-22222-L) === 1364 1364 1365 1365 1366 1366 ((( 1367 -The DI port of LT-22222-L can support **NPN** or**PNP** or **DryContact** output sensor.1516 +The DI ports of the LT-22222-L can support **NPN**, **PNP**, or **dry contact** output sensors. 1368 1368 ))) 1369 1369 1370 1370 ((( 1371 1371 ((( 1372 - 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.1521 +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. 1373 1373 1374 1374 1375 1375 ))) ... ... @@ -1379,7 +1379,7 @@ 1379 1379 1380 1380 ((( 1381 1381 ((( 1382 - When use need1531 +(% 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. 1383 1383 ))) 1384 1384 ))) 1385 1385 ... ... @@ -1388,22 +1388,22 @@ 1388 1388 ))) 1389 1389 1390 1390 ((( 1391 -(% style="color: blue" %)**Example1**(%%): Connect to aLow1540 +(% style="color:#0000ff" %)**Example 1**(%%): Connecting to a low-active sensor. 1392 1392 ))) 1393 1393 1394 1394 ((( 1395 -This type of sensor willoutput a low signalGNDwhen active.1544 +This type of sensor outputs a low (GND) signal when active. 1396 1396 ))) 1397 1397 1398 1398 * ((( 1399 -Connect sensor's output to DI1- 1548 +Connect the sensor's output to DI1- 1400 1400 ))) 1401 1401 * ((( 1402 -Connect sensor's VCC to DI1+. 1551 +Connect the sensor's VCC to DI1+. 1403 1403 ))) 1404 1404 1405 1405 ((( 1406 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1555 +When the sensor is active, the current between NEC2501 pin 1 and pin 2 will be: 1407 1407 ))) 1408 1408 1409 1409 ((( ... ... @@ -1411,7 +1411,7 @@ 1411 1411 ))) 1412 1412 1413 1413 ((( 1414 - 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.1563 +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. 1415 1415 ))) 1416 1416 1417 1417 ((( ... ... @@ -1419,22 +1419,22 @@ 1419 1419 ))) 1420 1420 1421 1421 ((( 1422 -(% style="color: blue" %)**Example2**(%%): Connect to aHigh1571 +(% style="color:#0000ff" %)**Example 2**(%%): Connecting to a high-active sensor. 1423 1423 ))) 1424 1424 1425 1425 ((( 1426 -This type of sensor willoutput a high signal (example24v) when active.1575 +This type of sensor outputs a high signal (e.g., 24V) when active. 1427 1427 ))) 1428 1428 1429 1429 * ((( 1430 -Connect sensor's output to DI1+ 1579 +Connect the sensor's output to DI1+ 1431 1431 ))) 1432 1432 * ((( 1433 -Connect sensor's GND DI1-. 1582 +Connect the sensor's GND DI1-. 1434 1434 ))) 1435 1435 1436 1436 ((( 1437 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1586 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1438 1438 ))) 1439 1439 1440 1440 ((( ... ... @@ -1442,7 +1442,7 @@ 1442 1442 ))) 1443 1443 1444 1444 ((( 1445 -If **DI1+ = 24 v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mASo the LT-22222-L willbe able todetect this high1594 +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. 1446 1446 ))) 1447 1447 1448 1448 ((( ... ... @@ -1450,22 +1450,22 @@ 1450 1450 ))) 1451 1451 1452 1452 ((( 1453 -(% style="color: blue" %)**Example3**(%%): Connect to a 220vhigh1602 +(% style="color:#0000ff" %)**Example 3**(%%): Connecting to a 220V high-active sensor. 1454 1454 ))) 1455 1455 1456 1456 ((( 1457 -Assume u serwant to monitor an active signal higher than 220v,to make surenotburnthe photocoupler1606 +Assume that you want to monitor an active signal higher than 220V without damaging the photocoupler 1458 1458 ))) 1459 1459 1460 1460 * ((( 1461 -Connect sensor's output to DI1+ with a serial50K resistor1610 +Connect the sensor's output to DI1+ with a 50K resistor in series. 1462 1462 ))) 1463 1463 * ((( 1464 -Connect sensor's GND DI1-. 1613 +Connect the sensor's GND DI1-. 1465 1465 ))) 1466 1466 1467 1467 ((( 1468 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1617 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1469 1469 ))) 1470 1470 1471 1471 ((( ... ... @@ -1473,37 +1473,37 @@ 1473 1473 ))) 1474 1474 1475 1475 ((( 1476 -If sensor output is 220 v, the.= 4.3mA ,Sothe LT-22222-L will be able to detect this highsafely.1625 +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. 1477 1477 ))) 1478 1478 1479 1479 1480 -(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor 1629 +(% style="color:blue" %)**Example4**(%%): Connecting to Dry Contact sensor 1481 1481 1482 -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.1631 +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. 1483 1483 1484 -To detect a Dry Contact, wecan providea power source to one pin of the Dry Contact. Below is a reference connection.1633 +To detect a Dry Contact, you can supply a power source to one pin of the Dry Contact. Below is a reference circuit diagram. 1485 1485 1486 1486 [[image:image-20230616235145-1.png]] 1487 1487 1488 -(% style="color:blue" %)**Example5**(%%): Connect to Open Colle actor1637 +(% style="color:blue" %)**Example5**(%%): Connecting to an Open Collector 1489 1489 1490 1490 [[image:image-20240219115718-1.png]] 1491 1491 1492 1492 1493 -=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1642 +=== 3.6.3 Digital Output Ports: DO1/DO2 /DO3 === 1494 1494 1495 1495 1496 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can applyto output pin is 36v.1645 +(% style="color:blue" %)**NPN output**(%%): GND or Float. The maximum voltage that can be applied to the output pin is 36V. 1497 1497 1498 -(% style="color:red" %)**Note: DO pins gotofloat when device is power off.**1647 +(% style="color:red" %)**Note: The DO pins will float when the device is powered off.** 1499 1499 1500 1500 [[image:1653357531600-905.png]] 1501 1501 1502 1502 1503 -=== 3.6.4 Analog Input Interface === 1652 +=== 3.6.4 Analog Input Interfaces === 1504 1504 1505 1505 1506 -The analog input interface is as below. The LT will measure the IN2 voltagesoto calculate the current pass theLoad. The formula is:1655 +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: 1507 1507 1508 1508 1509 1509 (% style="color:blue" %)**AC2 = (IN2 voltage )/12** ... ... @@ -1510,14 +1510,14 @@ 1510 1510 1511 1511 [[image:1653357592296-182.png]] 1512 1512 1513 -Example toconnect a 4~~20mA sensor1662 +Example: Connecting a 4~~20mA sensor 1514 1514 1515 -We take the wind speed sensor as an example for reference only.1664 +We will use the wind speed sensor as an example for reference only. 1516 1516 1517 1517 1518 1518 (% style="color:blue" %)**Specifications of the wind speed sensor:** 1519 1519 1520 -(% style="color:red" %)**Red: 12~~24 v**1669 +(% style="color:red" %)**Red: 12~~24V** 1521 1521 1522 1522 (% style="color:#ffc000" %)**Yellow: 4~~20mA** 1523 1523 ... ... @@ -1530,7 +1530,7 @@ 1530 1530 [[image:1653357648330-671.png||height="155" width="733"]] 1531 1531 1532 1532 1533 -Example connectedto a regulated power supply to measure voltage1682 +Example: Connecting to a regulated power supply to measure voltage 1534 1534 1535 1535 [[image:image-20230608101532-1.png||height="606" width="447"]] 1536 1536 ... ... @@ -1539,7 +1539,7 @@ 1539 1539 [[image:image-20230608101722-3.png||height="102" width="1139"]] 1540 1540 1541 1541 1542 -(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(% %) (%style="color:blue" %)**:**1691 +(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power supply**(% style="color:blue" %)**:** 1543 1543 1544 1544 (% style="color:red" %)**Red: 12~~24v** 1545 1545 ... ... @@ -1550,9 +1550,9 @@ 1550 1550 1551 1551 1552 1552 ((( 1553 -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:1702 +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: 1554 1554 1555 -**Note**: RO pins gotoOpen(NO) whendeviceis power off.1704 +**Note**: The ROx pins will be in the Open (NO) state when the LT-22222-L is powered off. 1556 1556 ))) 1557 1557 1558 1558 [[image:image-20220524100215-9.png]] ... ... @@ -1580,25 +1580,26 @@ 1580 1580 Transmit a LoRa packet: TX blinks once 1581 1581 ))) 1582 1582 ))) 1583 -|**RX**|RX blinks once when receiv ea packet.1584 -|**DO1**|For LT-22222-L: ON when DO1 is low, LOWwhen DO1 is high1585 -|**DO2**|For LT-22222-L: ON when DO2 is low, LOWwhen DO2 is high1732 +|**RX**|RX blinks once when receiving a packet. 1733 +|**DO1**|For LT-22222-L: ON when DO1 is low, OFF when DO1 is high 1734 +|**DO2**|For LT-22222-L: ON when DO2 is low, OFF when DO2 is high 1586 1586 |**DI1**|((( 1587 -For LT-22222-L: ON when DI1 is high, LOWwhen DI1 is low1736 +For LT-22222-L: ON when DI1 is high, OFF when DI1 is low 1588 1588 ))) 1589 1589 |**DI2**|((( 1590 -For LT-22222-L: ON when DI2 is high, LOWwhen DI2 is low1739 +For LT-22222-L: ON when DI2 is high, OFF when DI2 is low 1591 1591 ))) 1592 -|**RO1**|For LT-22222-L: ON when RO1 is closed, LOWwhen RO1 is open1593 -|**RO2**|For LT-22222-L: ON when RO2 is closed, LOWwhen RO2 is open1741 +|**RO1**|For LT-22222-L: ON when RO1 is closed, OFF when RO1 is open 1742 +|**RO2**|For LT-22222-L: ON when RO2 is closed, OFF when RO2 is open 1594 1594 1595 -= 4. Us eAT Command =1744 += 4. Using AT Commands = 1596 1596 1597 - ==4.1Access AT Command==1746 +The LT-22222-L supports programming using AT Commands. 1598 1598 1748 +== 4.1 Connecting the LT-22222-L to a PC == 1599 1599 1600 1600 ((( 1601 - LT supportsAT Command set. Usercan use a USBplusthe3.5mm Program Cable to connect toLTforusing AT command, as below.1751 +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. 1602 1602 ))) 1603 1603 1604 1604 [[image:1653358238933-385.png]] ... ... @@ -1605,7 +1605,7 @@ 1605 1605 1606 1606 1607 1607 ((( 1608 - 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:1758 +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: 1609 1609 ))) 1610 1610 1611 1611 [[image:1653358355238-883.png]] ... ... @@ -1612,194 +1612,63 @@ 1612 1612 1613 1613 1614 1614 ((( 1615 -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/]] 1616 -))) 1765 +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/]] 1617 1617 1618 -((( 1619 -AT+<CMD>? : Help on <CMD> 1767 +== 4.2 LT-22222-L related AT commands == 1620 1620 ))) 1621 1621 1622 1622 ((( 1623 -AT+<CMD> : Run <CMD> 1624 -))) 1771 +The following is the list of all the AT commands related to the LT-22222-L, except for those used for switching between work modes. 1625 1625 1626 -((( 1627 -AT+<CMD>=<value> : Set the value 1773 +* AT+<CMD>? : Help on <CMD> 1774 +* AT+<CMD> : Run <CMD> 1775 +* AT+<CMD>=<value> : Set the value 1776 +* AT+<CMD>=? : Get the value 1777 +* ATZ: Trigger a reset of the MCU 1778 +* ##**AT+FDR**##: Reset Parameters to factory default, reserve keys 1779 +* **##AT+DEUI##**: Get or set the Device EUI (DevEUI) 1780 +* **##AT+DADDR##**: Get or set the Device Address (DevAddr) 1781 +* **##AT+APPKEY##**: Get or set the Application Key (AppKey) 1782 +* AT+NWKSKEY: Get or set the Network Session Key (NwkSKey) 1783 +* AT+APPSKEY: Get or set the Application Session Key (AppSKey) 1784 +* AT+APPEUI: Get or set the Application EUI (AppEUI) 1785 +* AT+ADR: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON) 1786 +* AT+TXP: Get or set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Specification) 1787 +* AT+DR: Get or set the Data Rate. (0-7 corresponding to DR_X) 1788 +* AT+DCS: Get or set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1789 +* AT+PNM: Get or set the public network mode. (0: off, 1: on) 1790 +* AT+RX2FQ: Get or set the Rx2 window frequency 1791 +* AT+RX2DR: Get or set the Rx2 window data rate (0-7 corresponding to DR_X) 1792 +* AT+RX1DL: Get or set the delay between the end of the Tx and the Rx Window 1 in ms 1793 +* AT+RX2DL: Get or set the delay between the end of the Tx and the Rx Window 2 in ms 1794 +* AT+JN1DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1795 +* AT+JN2DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1796 +* AT+NJM: Get or set the Network Join Mode. (0: ABP, 1: OTAA) 1797 +* AT+NWKID: Get or set the Network ID 1798 +* AT+FCU: Get or set the Frame Counter Uplink (FCntUp) 1799 +* AT+FCD: Get or set the Frame Counter Downlink (FCntDown) 1800 +* AT+CLASS: Get or set the Device Class 1801 +* AT+JOIN: Join network 1802 +* AT+NJS: Get OTAA Join Status 1803 +* AT+SENDB: Send hexadecimal data along with the application port 1804 +* AT+SEND: Send text data along with the application port 1805 +* AT+RECVB: Print last received data in binary format (with hexadecimal values) 1806 +* AT+RECV: Print last received data in raw format 1807 +* AT+VER: Get current image version and Frequency Band 1808 +* AT+CFM: Get or Set the confirmation mode (0-1) 1809 +* AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1810 +* AT+SNR: Get the SNR of the last received packet 1811 +* AT+RSSI: Get the RSSI of the last received packet 1812 +* AT+TDC: Get or set the application data transmission interval in ms 1813 +* AT+PORT: Get or set the application port 1814 +* AT+DISAT: Disable AT commands 1815 +* AT+PWORD: Set password, max 9 digits 1816 +* AT+CHS: Get or set the Frequency (Unit: Hz) for Single Channel Mode 1817 +* AT+CHE: Get or set eight channels mode, Only for US915, AU915, CN470 1818 +* AT+CFG: Print all settings 1628 1628 ))) 1629 1629 1630 -((( 1631 -AT+<CMD>=? : Get the value 1632 -))) 1633 1633 1634 -((( 1635 -ATZ: Trig a reset of the MCU 1636 -))) 1637 - 1638 -((( 1639 -AT+FDR: Reset Parameters to Factory Default, Keys Reserve 1640 -))) 1641 - 1642 -((( 1643 -AT+DEUI: Get or Set the Device EUI 1644 -))) 1645 - 1646 -((( 1647 -AT+DADDR: Get or Set the Device Address 1648 -))) 1649 - 1650 -((( 1651 -AT+APPKEY: Get or Set the Application Key 1652 -))) 1653 - 1654 -((( 1655 -AT+NWKSKEY: Get or Set the Network Session Key 1656 -))) 1657 - 1658 -((( 1659 -AT+APPSKEY: Get or Set the Application Session Key 1660 -))) 1661 - 1662 -((( 1663 -AT+APPEUI: Get or Set the Application EUI 1664 -))) 1665 - 1666 -((( 1667 -AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on) 1668 -))) 1669 - 1670 -((( 1671 -AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec) 1672 -))) 1673 - 1674 -((( 1675 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X) 1676 -))) 1677 - 1678 -((( 1679 -AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1680 -))) 1681 - 1682 -((( 1683 -AT+PNM: Get or Set the public network mode. (0: off, 1: on) 1684 -))) 1685 - 1686 -((( 1687 -AT+RX2FQ: Get or Set the Rx2 window frequency 1688 -))) 1689 - 1690 -((( 1691 -AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X) 1692 -))) 1693 - 1694 -((( 1695 -AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms 1696 -))) 1697 - 1698 -((( 1699 -AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms 1700 -))) 1701 - 1702 -((( 1703 -AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1704 -))) 1705 - 1706 -((( 1707 -AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1708 -))) 1709 - 1710 -((( 1711 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA) 1712 -))) 1713 - 1714 -((( 1715 -AT+NWKID: Get or Set the Network ID 1716 -))) 1717 - 1718 -((( 1719 -AT+FCU: Get or Set the Frame Counter Uplink 1720 -))) 1721 - 1722 -((( 1723 -AT+FCD: Get or Set the Frame Counter Downlink 1724 -))) 1725 - 1726 -((( 1727 -AT+CLASS: Get or Set the Device Class 1728 -))) 1729 - 1730 -((( 1731 -AT+JOIN: Join network 1732 -))) 1733 - 1734 -((( 1735 -AT+NJS: Get OTAA Join Status 1736 -))) 1737 - 1738 -((( 1739 -AT+SENDB: Send hexadecimal data along with the application port 1740 -))) 1741 - 1742 -((( 1743 -AT+SEND: Send text data along with the application port 1744 -))) 1745 - 1746 -((( 1747 -AT+RECVB: Print last received data in binary format (with hexadecimal values) 1748 -))) 1749 - 1750 -((( 1751 -AT+RECV: Print last received data in raw format 1752 -))) 1753 - 1754 -((( 1755 -AT+VER: Get current image version and Frequency Band 1756 -))) 1757 - 1758 -((( 1759 -AT+CFM: Get or Set the confirmation mode (0-1) 1760 -))) 1761 - 1762 -((( 1763 -AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1764 -))) 1765 - 1766 -((( 1767 -AT+SNR: Get the SNR of the last received packet 1768 -))) 1769 - 1770 -((( 1771 -AT+RSSI: Get the RSSI of the last received packet 1772 -))) 1773 - 1774 -((( 1775 -AT+TDC: Get or set the application data transmission interval in ms 1776 -))) 1777 - 1778 -((( 1779 -AT+PORT: Get or set the application port 1780 -))) 1781 - 1782 -((( 1783 -AT+DISAT: Disable AT commands 1784 -))) 1785 - 1786 -((( 1787 -AT+PWORD: Set password, max 9 digits 1788 -))) 1789 - 1790 -((( 1791 -AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode 1792 -))) 1793 - 1794 -((( 1795 -AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470 1796 -))) 1797 - 1798 -((( 1799 -AT+CFG: Print all settings 1800 -))) 1801 - 1802 - 1803 1803 == 4.2 Common AT Command Sequence == 1804 1804 1805 1805 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1808,41 +1808,41 @@ 1808 1808 1809 1809 1810 1810 ((( 1811 -(% style="color:blue" %)**If device has not joined network yet:** 1830 +(% style="color:blue" %)**If the device has not joined the network yet:** 1812 1812 ))) 1813 1813 ))) 1814 1814 1815 1815 ((( 1816 -(% style="background-color:#dcdcdc" %)**123456** 1835 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1817 1817 ))) 1818 1818 1819 1819 ((( 1820 -(% style="background-color:#dcdcdc" %)**AT+FDR** 1839 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/reset parameters to factory default, reserve keys**## 1821 1821 ))) 1822 1822 1823 1823 ((( 1824 -(% style="background-color:#dcdcdc" %)**123456** 1843 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1825 1825 ))) 1826 1826 1827 1827 ((( 1828 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1847 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/set to ABP mode**## 1829 1829 ))) 1830 1830 1831 1831 ((( 1832 -(% style="background-color:#dcdcdc" %)**ATZ** 1851 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/reset MCU**## 1833 1833 ))) 1834 1834 1835 1835 1836 1836 ((( 1837 -(% style="color:blue" %)**If device already joined network:** 1856 +(% style="color:blue" %)**If the device has already joined the network:** 1838 1838 ))) 1839 1839 1840 1840 ((( 1841 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1860 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0**## 1842 1842 ))) 1843 1843 1844 1844 ((( 1845 -(% style="background-color:#dcdcdc" %)**ATZ** 1864 +(% style="background-color:#dcdcdc" %)##**ATZ**## 1846 1846 ))) 1847 1847 1848 1848 ... ... @@ -1940,37 +1940,50 @@ 1940 1940 1941 1941 = 5. Case Study = 1942 1942 1943 -== 5.1 Counting how many objects pass inFlow Line ==1962 +== 5.1 Counting how many objects pass through the flow Line == 1944 1944 1945 1945 1946 -Reference Link: [[How to set up to count objects pass 1965 +Reference Link: [[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]]? 1947 1947 1948 1948 1949 1949 = 6. FAQ = 1950 1950 1951 - ==6.1 Howtoupgrade theimage?==1970 +This section contains some frequently asked questions, which can help you resolve common issues and find solutions quickly. 1952 1952 1972 +== 6.1 How to update the firmware? == 1953 1953 1954 - The LT LoRaWAN Controller isshippedwith a 3.5mm cable,the cable isused to uploadimageto LTto:1974 +Dragino frequently releases firmware updates for the LT-22222-L. 1955 1955 1976 +Updating your LT-22222-L with the latest firmware version helps to: 1977 + 1956 1956 * Support new features 1957 -* F orbugfix1958 -* Change LoRaWAN bands .1979 +* Fix bugs 1980 +* Change LoRaWAN frequency bands 1959 1959 1960 - Belowshowsthe hardwareconnection forhow to uploadanimage to the LT:1982 +You will need the following things before proceeding: 1961 1961 1984 +* 3.5mm programming cable (included with the LT-22222-L as an additional accessory) 1985 +* USB to TTL adapter 1986 +* 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) 1987 +* 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. 1988 + 1989 +{{info}} 1990 +As of this writing, the latest firmware version available for the LT-22222-L is v1.6.1. 1991 +{{/info}} 1992 + 1993 +Below is the hardware setup for uploading a firmware image to the LT-22222-L: 1994 + 1995 + 1962 1962 [[image:1653359603330-121.png]] 1963 1963 1964 1964 1965 -((( 1966 -(% 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]]. 1967 -(% 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]]. 1968 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1969 - 1999 +Start the STM32 Flash Loader and choose the correct COM port to update. 1970 1970 1971 1971 ((( 2002 +((( 1972 1972 (% style="color:blue" %)**For LT-22222-L**(%%): 1973 -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. 2004 + 2005 +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. 1974 1974 ))) 1975 1975 1976 1976 ... ... @@ -1985,7 +1985,7 @@ 1985 1985 [[image:image-20220524104033-15.png]] 1986 1986 1987 1987 1988 -(% style="color:red" %)**Not ice**(%%): Incaseuserhaslost the program cable.Usercanhandmade one from a 3.5mm cable. The pin mapping is:2020 +(% style="color:red" %)**Note**(%%): If you have lost the programming cable, you can make one from a 3.5mm cable. The pin mapping is as follows: 1989 1989 1990 1990 [[image:1653360054704-518.png||height="186" width="745"]] 1991 1991 ... ... @@ -1992,7 +1992,7 @@ 1992 1992 1993 1993 ((( 1994 1994 ((( 1995 -== 6.2 How to change the LoRa FrequencyBands/Region? ==2027 +== 6.2 How to change the LoRaWAN frequency band/region? == 1996 1996 1997 1997 1998 1998 ))) ... ... @@ -1999,13 +1999,13 @@ 1999 1999 ))) 2000 2000 2001 2001 ((( 2002 - Usercan follow the introductionfor[[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloadtheimages,choose the required image filefor download.2034 +You can follow the introductions on [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloading, select the required image file. 2003 2003 ))) 2004 2004 2005 2005 ((( 2006 2006 2007 2007 2008 -== 6.3 How to set 2040 +== 6.3 How to setup LT to work with a Single Channel Gateway, such as LG01/LG02? == 2009 2009 2010 2010 2011 2011 ))) ... ... @@ -2012,13 +2012,13 @@ 2012 2012 2013 2013 ((( 2014 2014 ((( 2015 -In this case, u sersneed to set LT-33222-L to work in ABP mode&transmitin only one frequency.2047 +In this case, you need to set the LT-33222-L to work in ABP mode and transmit on only one frequency. 2016 2016 ))) 2017 2017 ))) 2018 2018 2019 2019 ((( 2020 2020 ((( 2021 -Assume wehave a LG02 workingin the frequency 868400000now , belowisthe step.2053 +Assume you have an LG02 working on the frequency 868400000. Below are the steps. 2022 2022 2023 2023 2024 2024 ))) ... ... @@ -2025,7 +2025,7 @@ 2025 2025 ))) 2026 2026 2027 2027 ((( 2028 -(% style="color: blue" %)**Step1**(%%): Log in TTN,Create an ABP device in the application and input thenetworksession key (NETSKEY),app session key (APPSKEY)fromthe device.2060 +(% style="color:#0000ff" %)**Step 1**(%%): Log in to The Things Stack SANDBOX, create an ABP device in the application, and input the Network Session key (NwkSKey), App session key (AppSKey) of the device. 2029 2029 2030 2030 2031 2031 ))) ... ... @@ -2082,61 +2082,55 @@ 2082 2082 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/]] 2083 2083 2084 2084 2085 -== 6.5 Can I see counting event in Serial? ==2117 +== 6.5 Can I see the counting event in the serial output? == 2086 2086 2087 2087 2088 2088 ((( 2089 - Usercan run AT+DEBUGcommandseethe counting event in serial. If firmware too old and doesn't support.User canupdate to latest firmware first.2121 +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. 2090 2090 2091 2091 2092 -== 6.6 Can iuse pointforLT-22222-L? ==2124 +== 6.6 Can I use point-to-point communication with LT-22222-L? == 2093 2093 2094 2094 2095 -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]]. 2096 - 2097 - 2127 +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]]. 2098 2098 ))) 2099 2099 2100 2100 ((( 2101 -== 6.7 Why does the relay output become thedefault andopen relay after thelt22222 is powered off? ==2131 +== 6.7 Why does the relay output default to an open relay after the LT-22222-L is powered off? == 2102 2102 2103 2103 2104 -If the device is not shut down, but directly powered off. 2134 +* If the device is not properly shut down and is directly powered off. 2135 +* It will default to a power-off state. 2136 +* In modes 2 to 5, the DO/RO status and pulse count are saved to flash memory. 2137 +* After a restart, the status before the power failure will be read from flash. 2105 2105 2106 - Itwilldefaultthatthisis apower-offstate.2139 +== 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? == 2107 2107 2108 -In modes 2 to 5, DO RO status and pulse count are saved in flash. 2109 2109 2110 - After restart,thestatusbeforepowerfailure willbe readfromflash.2142 +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: 2111 2111 2112 2112 2113 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? == 2114 - 2115 - 2116 -LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below: 2117 - 2118 - 2119 2119 [[image:image-20221006170630-1.png||height="610" width="945"]] 2120 2120 2121 2121 2122 -== 6.9 Can LT22222-L save RO state? == 2148 +== 6.9 Can the LT-22222-L save the RO state? == 2123 2123 2124 2124 2125 - Firmware versionneedsobenolessthan1.6.0.2151 +The firmware version must be at least 1.6.0. 2126 2126 2127 2127 2128 -== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? == 2154 +== 6.10 Why does the LT-22222-L always report 15.585V when measuring the AVI? == 2129 2129 2130 2130 2131 -It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose. 2157 +It is likely that the GND is not connected during the measurement, or that the wire connected to the GND is loose. 2132 2132 2133 2133 2134 -= 7. Trouble Shooting =2160 += 7. Troubleshooting = 2135 2135 ))) 2136 2136 2137 2137 ((( 2138 2138 ((( 2139 -== 7.1 Downlink doesn't work,howtosolveit? ==2165 +== 7.1 Downlink isn't working. How can I solve this? == 2140 2140 2141 2141 2142 2142 ))) ... ... @@ -2143,42 +2143,42 @@ 2143 2143 ))) 2144 2144 2145 2145 ((( 2146 -Please see this link forhow todebug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]2172 +Please refer to this link for debugging instructions: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 2147 2147 ))) 2148 2148 2149 2149 ((( 2150 2150 2151 2151 2152 -== 7.2 Hav etroubletoupload image.==2178 +== 7.2 Having trouble uploading an image? == 2153 2153 2154 2154 2155 2155 ))) 2156 2156 2157 2157 ((( 2158 - See this link for trouble2184 +Please refer to this link for troubleshooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 2159 2159 ))) 2160 2160 2161 2161 ((( 2162 2162 2163 2163 2164 -== 7.3 Why Ican't join TTN in US915 /AU915 bands? ==2190 +== 7.3 Why can't I join TTN in the US915 /AU915 bands? == 2165 2165 2166 2166 2167 2167 ))) 2168 2168 2169 2169 ((( 2170 -It might be a bout the channelsmapping. [[Pleasesee this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]2196 +It might be related to the channel mapping. [[Please refer to this link for details.>>https://github.com/dragino/LT-22222-L/releases]] 2171 2171 ))) 2172 2172 2173 2173 2174 -== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? == 2200 +== 7.4 Why can the LT-22222-L perform Uplink normally, but cannot receive Downlink? == 2175 2175 2176 2176 2177 -The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state.2178 -Use this command to bringtheir countsback together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]2203 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue. 2204 +Use this command to synchronize their counts: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]] 2179 2179 2180 2180 2181 -= 8. Order Info =2207 += 8. Ordering information = 2182 2182 2183 2183 2184 2184 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** ... ... @@ -2185,43 +2185,42 @@ 2185 2185 2186 2186 (% style="color:#4f81bd" %)**XXX:** 2187 2187 2188 -* (% style="color:red" %)**EU433**(%%): 2189 -* (% style="color:red" %)**EU868**(%%): 2190 -* (% style="color:red" %)**KR920**(%%): 2191 -* (% style="color:red" %)**CN470**(%%): 2192 -* (% style="color:red" %)**AS923**(%%): 2193 -* (% style="color:red" %)**AU915**(%%): 2194 -* (% style="color:red" %)**US915**(%%): 2195 -* (% style="color:red" %)**IN865**(%%): 2196 -* (% style="color:red" %)**CN779**(%%): 2214 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433 2215 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868 2216 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920 2217 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470 2218 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923 2219 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915 2220 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915 2221 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2222 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2197 2197 2198 -= 9. Packing Info =2224 += 9. Packing information = 2199 2199 2200 2200 2201 -**Package Includes**:2227 +**Package includes**: 2202 2202 2203 2203 * LT-22222-L I/O Controller x 1 2204 2204 * Stick Antenna for LoRa RF part x 1 2205 2205 * Bracket for controller x1 2206 -* Program cable x 1 2232 +* 3.5mm Programming cable x 1 2207 2207 2208 2208 **Dimension and weight**: 2209 2209 2210 2210 * Device Size: 13.5 x 7 x 3 cm 2211 -* Device Weight: 105g 2237 +* Device Weight: 105 g 2212 2212 * Package Size / pcs : 14.5 x 8 x 5 cm 2213 -* Weight / pcs : 170g 2239 +* Weight / pcs : 170 g 2214 2214 2215 2215 = 10. Support = 2216 2216 2217 2217 2218 2218 * ((( 2219 -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.2245 +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. 2220 2220 ))) 2221 2221 * ((( 2222 -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]]2248 +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]] 2223 2223 2224 - 2225 2225 2226 2226 ))) 2227 2227
- integration-details.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +463.9 KB - Content
- lt-22222-device-overview.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +497.2 KB - Content
- lt-22222-join-network.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +340.6 KB - Content
- lt-22222-l-dev-repo-p1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +391.8 KB - Content
- lt-22222-l-dev-repo-reg-p1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +391.7 KB - Content
- lt-22222-l-dev-repo-reg-p2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +319.1 KB - Content
- lt-22222-l-manually-p1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +306.6 KB - Content
- lt-22222-l-manually-p2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +279.1 KB - Content
- lt-22222-ul-payload-decoded.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +48.7 KB - Content
- lt-22222-ul-payload-fmt.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +438.6 KB - Content
- message-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +20.1 KB - Content
- thingseye-events.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +530.6 KB - Content
- thingseye-io-step-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +191.8 KB - Content
- thingseye-io-step-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +260.3 KB - Content
- thingseye-io-step-3.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +336.6 KB - Content
- thingseye-io-step-4.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +361.1 KB - Content
- thingseye-io-step-5.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +292.1 KB - Content
- thingseye-io-step-6.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +203.8 KB - Content
- thingseye-json.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +554.8 KB - Content
- thingseye.io_integrationsCenter_integrations-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +469.3 KB - Content
- thingseye.io_integrationsCenter_integrations.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +302.3 KB - Content
- tts-mqtt-integration.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.pradeeka - Size
-
... ... @@ -1,0 +1,1 @@ 1 +306.4 KB - Content