Changes for page LT-22222-L -- LoRa I/O Controller User Manual
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... ... @@ -1,1 +1,1 @@ 1 -LT-22222-L LoRa IO Controller User Manual 1 +LT-22222-L -- LoRa I/O Controller User Manual - Author
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Xiaoling1 +XWiki.pradeeka - Content
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... ... @@ -3,6 +3,10 @@ 3 3 4 4 5 5 6 + 7 + 8 + 9 + 6 6 **Table of Contents:** 7 7 8 8 {{toc/}} ... ... @@ -13,38 +13,32 @@ 13 13 14 14 15 15 16 -= 1.Introduction = 20 += 1. Introduction = 17 17 18 -== 1.1 What is LT SeriesI/O Controller ==22 +== 1.1 What is the LT-22222-L I/O Controller? == 19 19 20 20 ((( 21 - 22 - 23 23 ((( 24 -The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring. 25 -))) 26 -))) 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. 27 27 28 -((( 29 -The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on. 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. 30 30 ))) 31 - 32 -((( 33 -The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology. 34 34 ))) 35 35 36 36 ((( 37 - The useenvironment includes:33 +With the LT-22222-L I/O Controller, users can transmit data over ultra-long distances with low power consumption using LoRa, a spread-spectrum modulation technique derived from chirp spread spectrum (CSS) technology that operates on license-free ISM bands. 38 38 ))) 39 39 40 40 ((( 41 -1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless. 42 -))) 37 +You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways: 43 43 44 -((( 45 -2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless. 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 - 43 +{{info}} 44 + You can use a LoRaWAN gateway, such as the [[Dragino LG308>>https://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]], to expand or create LoRaWAN coverage in your area. 45 +{{/info}} 48 48 ))) 49 49 50 50 ((( ... ... @@ -53,162 +53,71 @@ 53 53 54 54 ))) 55 55 56 -== 1.2 54 +== 1.2 Specifications == 57 57 58 -((( 59 - 60 - 61 61 (% style="color:#037691" %)**Hardware System:** 62 -))) 63 63 64 -* ((( 65 -STM32L072xxxx MCU 66 -))) 67 -* ((( 68 -SX1276/78 Wireless Chip 69 -))) 70 -* ((( 71 -((( 72 -Power Consumption: 73 -))) 58 +* STM32L072xxxx MCU 59 +* SX1276/78 Wireless Chip 60 +* Power Consumption: 61 +** Idle: 4mA@12V 62 +** 20dB Transmit: 34mA@12V 63 +* Operating Temperature: -40 ~~ 85 Degrees, No Dew 74 74 75 -* ((( 76 -Idle: 4mA@12v 77 -))) 78 -* ((( 79 -20dB Transmit: 34mA@12v 80 -))) 81 -))) 82 - 83 -((( 84 - 85 - 86 86 (% style="color:#037691" %)**Interface for Model: LT22222-L:** 87 -))) 88 88 89 -* ((( 90 -2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor) 91 -))) 92 -* ((( 93 -2 x Digital Output (NPN output. Max pull up voltage 36V,450mA) 94 -))) 95 -* ((( 96 -2 x Relay Output (5A@250VAC / 30VDC) 97 -))) 98 -* ((( 99 -2 x 0~~20mA Analog Input (res:0.01mA) 100 -))) 101 -* ((( 102 -2 x 0~~30V Analog Input (res:0.01v) 103 -))) 104 -* ((( 105 -Power Input 7~~ 24V DC. 106 -))) 67 +* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50V, or 220V with optional external resistor) 68 +* 2 x Digital Output (NPN output. Max pull-up voltage 36V,450mA) 69 +* 2 x Relay Output (5A@250VAC / 30VDC) 70 +* 2 x 0~~20mA Analog Input (res:0.01mA) 71 +* 2 x 0~~30V Analog Input (res:0.01V) 72 +* Power Input 7~~ 24V DC. 107 107 108 -((( 109 - 110 - 111 111 (% style="color:#037691" %)**LoRa Spec:** 112 -))) 113 113 114 -* ((( 115 -((( 116 -Frequency Range: 117 -))) 76 +* Frequency Range: 77 +** Band 1 (HF): 862 ~~ 1020 MHz 78 +** Band 2 (LF): 410 ~~ 528 MHz 79 +* 168 dB maximum link budget. 80 +* +20 dBm - 100 mW constant RF output vs. 81 +* +14 dBm high-efficiency PA. 82 +* Programmable bit rate up to 300 kbps. 83 +* High sensitivity: down to -148 dBm. 84 +* Bullet-proof front end: IIP3 = -12.5 dBm. 85 +* Excellent blocking immunity. 86 +* Low RX current of 10.3 mA, 200 nA register retention. 87 +* Fully integrated synthesizer with a resolution of 61 Hz. 88 +* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation. 89 +* Built-in bit synchronizer for clock recovery. 90 +* Preamble detection. 91 +* 127 dB Dynamic Range RSSI. 92 +* Automatic RF Sense and CAD with ultra-fast AFC. 93 +* Packet engine up to 256 bytes with CRC. 118 118 119 -* ((( 120 -Band 1 (HF): 862 ~~ 1020 Mhz 121 -))) 122 -* ((( 123 -Band 2 (LF): 410 ~~ 528 Mhz 124 -))) 125 -))) 126 -* ((( 127 -168 dB maximum link budget. 128 -))) 129 -* ((( 130 -+20 dBm - 100 mW constant RF output vs. 131 -))) 132 -* ((( 133 -+14 dBm high efficiency PA. 134 -))) 135 -* ((( 136 -Programmable bit rate up to 300 kbps. 137 -))) 138 -* ((( 139 -High sensitivity: down to -148 dBm. 140 -))) 141 -* ((( 142 -Bullet-proof front end: IIP3 = -12.5 dBm. 143 -))) 144 -* ((( 145 -Excellent blocking immunity. 146 -))) 147 -* ((( 148 -Low RX current of 10.3 mA, 200 nA register retention. 149 -))) 150 -* ((( 151 -Fully integrated synthesizer with a resolution of 61 Hz. 152 -))) 153 -* ((( 154 -FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation. 155 -))) 156 -* ((( 157 -Built-in bit synchronizer for clock recovery. 158 -))) 159 -* ((( 160 -Preamble detection. 161 -))) 162 -* ((( 163 -127 dB Dynamic Range RSSI. 164 -))) 165 -* ((( 166 -Automatic RF Sense and CAD with ultra-fast AFC. 167 -))) 168 -* ((( 169 -Packet engine up to 256 bytes with CRC. 170 - 171 - 172 - 173 -))) 174 - 175 175 == 1.3 Features == 176 176 177 - 178 -* LoRaWAN Class A & Class C protocol 179 - 97 +* LoRaWAN Class A & Class C modes 180 180 * Optional Customized LoRa Protocol 181 - 182 182 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869 183 - 184 184 * AT Commands to change parameters 185 - 186 -* Remote configure parameters via LoRa Downlink 187 - 101 +* Remotely configure parameters via LoRaWAN Downlink 188 188 * Firmware upgradable via program port 189 - 190 190 * Counting 191 191 192 -== 1.4 105 +== 1.4 Applications == 193 193 107 +* Smart buildings & home automation 108 +* Logistics and supply chain management 109 +* Smart metering 110 +* Smart agriculture 111 +* Smart cities 112 +* Smart factory 194 194 195 -* Smart Buildings & Home Automation 196 - 197 -* Logistics and Supply Chain Management 198 - 199 -* Smart Metering 200 - 201 -* Smart Agriculture 202 - 203 -* Smart Cities 204 - 205 -* Smart Factory 206 - 207 207 == 1.5 Hardware Variants == 208 208 209 209 210 -(% border="1" style="background-color:#f2f2f2; width:500px" %) 211 -|(% style="background-color:# d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description**117 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %) 118 +|(% style="background-color:#4f81bd; color:white; width:103px" %)**Model**|(% style="background-color:#4f81bd; color:white; width:131px" %)**Photo**|(% style="background-color:#4f81bd; color:white; width:266px" %)**Description** 212 212 |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)((( 213 213 (% style="text-align:center" %) 214 214 [[image:image-20230424115112-1.png||height="106" width="58"]] ... ... @@ -221,129 +221,234 @@ 221 221 * 1 x Counting Port 222 222 ))) 223 223 224 -= 2. PowerONDevice =131 += 2. Assembling the device = 225 225 133 +== 2.1 Connecting the antenna == 226 226 227 -((( 228 -The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller. 229 -))) 135 +Connect the LoRa antenna to the antenna connector, **ANT**,** **located on the top right side of the device, next to the upper screw terminal block. Secure the antenna by tightening it clockwise. 230 230 231 -((( 232 -PWR will on when device is properly powered. 137 +{{warning}} 138 +Warning! Do not power on the device without connecting the antenna. 139 +{{/warning}} 233 233 234 - 235 -))) 141 +== 2.2 Terminals == 236 236 237 - [[image:1653297104069-180.png]]143 +The LT-22222-L has two screw terminal blocks. The upper screw treminal block has 6 terminals and the lower screw terminal block has 10 terminals. 238 238 145 +Upper screw terminal block (from left to right): 239 239 240 -= 3. Operation Mode = 147 +(% style="width:634px" %) 148 +|=(% style="width: 295px;" %)Terminal|=(% style="width: 338px;" %)Function 149 +|(% style="width:295px" %)GND|(% style="width:338px" %)Ground 150 +|(% style="width:295px" %)VIN|(% style="width:338px" %)Input Voltage 151 +|(% style="width:295px" %)AVI2|(% style="width:338px" %)Analog Voltage Input Terminal 2 152 +|(% style="width:295px" %)AVI1|(% style="width:338px" %)Analog Voltage Input Terminal 1 153 +|(% style="width:295px" %)ACI2|(% style="width:338px" %)Analog Current Input Terminal 2 154 +|(% style="width:295px" %)ACI1|(% style="width:338px" %)Analog Current Input Terminal 1 241 241 242 - == 3.1 Howitworks?==156 +Lower screw terminal block (from left to right): 243 243 158 +(% style="width:633px" %) 159 +|=(% style="width: 296px;" %)Terminal|=(% style="width: 334px;" %)Function 160 +|(% style="width:296px" %)RO1-2|(% style="width:334px" %)Relay Output 1 161 +|(% style="width:296px" %)RO1-1|(% style="width:334px" %)Relay Output 1 162 +|(% style="width:296px" %)RO2-2|(% style="width:334px" %)Relay Output 2 163 +|(% style="width:296px" %)RO2-1|(% style="width:334px" %)Relay Output 2 164 +|(% style="width:296px" %)DI2+|(% style="width:334px" %)Digital Input 2 165 +|(% style="width:296px" %)DI2-|(% style="width:334px" %)Digital Input 2 166 +|(% style="width:296px" %)DI1+|(% style="width:334px" %)Digital Input 1 167 +|(% style="width:296px" %)DI1-|(% style="width:334px" %)Digital Input 1 168 +|(% style="width:296px" %)DO2|(% style="width:334px" %)Digital Output 2 169 +|(% style="width:296px" %)DO1|(% style="width:334px" %)Digital Output 1 244 244 245 -((( 246 -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. 247 -))) 171 +== 2.3 Powering the device == 248 248 249 -((( 250 -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. 251 -))) 173 +The LT-22222-L I/O Controller can be powered by a **7–24V DC** power source. Connect your power supply’s positive wire to the VIN and the negative wire to the GND screw terminals. The power indicator **(PWR) LED** will turn on when the device is properly powered. 252 252 175 +Once powered, the **TX LED** will **fast-blink 5 times** which means the LT-22222-L will enter the **work mode** and start to **join** The Things Stack. The **TX LED** will be on for **5 seconds** after joining the network. When there is a **downlink** message from the server, the **RX LED** will be on for **1 second**. When the device is sending an uplink message to the server, the **TX LED** will be on for **1 second**. See also LED status. 253 253 254 -== 3.2 Example to join LoRaWAN network == 177 +{{warning}} 178 +We recommend that you power on the LT-22222-L after configuring its registration information with a LoRaWAN network server. Otherwise, the device will continuously send join-request messages to attempt to join a LoRaWAN network but will fail. 179 +{{/warning}} 255 255 256 256 257 -((( 258 -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. 182 +[[image:1653297104069-180.png]] 259 259 260 - 261 -))) 262 262 185 += 3. Registering with a LoRaWAN Network Server = 186 + 187 +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. 188 + 189 +After powering on, the **TX LED** will **fast-blink 5 times** which means the LT-22222-L will enter the **work mode** and start to **join** the LoRaWAN network. The **TX LED** will be on for **5 seconds** after joining the network. When there is a **downlink** message from the server, the **RX LED** will be on for **1 second**. When the device is sending an uplink message to the server, the **TX LED** will be on for **1 second**. See also LED status. 190 + 191 +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. 192 + 193 +The network diagram below shows how the LT-22222-L is connected to a typical LoRaWAN network. 194 + 263 263 [[image:image-20220523172350-1.png||height="266" width="864"]] 264 264 197 +=== 3.2.1 Prerequisites === 265 265 266 -((( 267 -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: 199 +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. 268 268 269 - 270 -))) 201 +[[image:image-20230425173427-2.png||height="246" width="530"]] 271 271 272 -((( 273 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller. 274 -))) 203 +The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers. 275 275 276 -((( 277 -Each LT is shipped with a sticker with the default device EUI as below: 278 -))) 205 +=== 3.2.2 The Things Stack Sandbox (TTSS) === 279 279 280 - [[image:1653297924498-393.png]]207 +The Things Stack Sandbox was formally called The Things Stack Community Edition. 281 281 209 +* Log in to your [[The Things Stack Sandbox>>https://eu1.cloud.thethings.network]] account. 210 +* Create an application with The Things Stack if you do not have one yet. 211 +* Go to your application page and click on the **End devices** in the left menu. 212 +* On the End devices page, click on **+ Register end device**. Two registration options are available: 282 282 283 - InputthesekeysServerportal. Below is TTN screenshot:214 +==== 3.2.2.1 Using the LoRaWAN Device Repository ==== 284 284 285 -**Add APP EUI in the application.** 216 +* On the **Register end device** page: 217 +** Select the option **Select the end device in the LoRaWAN Device Repository **under **Input method**. 218 +** Select the **End device brand**, **Model**, **Hardware version**, **Firmware version**, and **Profile (Region)** from the respective dropdown lists. 219 +*** **End device brand**: Dragino Technology Co., Limited 220 +*** **Model**: LT22222-L I/O Controller 221 +*** **Hardware ver**: Unknown 222 +*** **Firmware ver**: 1.6.0 223 +*** **Profile (Region)**: Select the region that matches your device. 224 +** Select the **Frequency plan** that matches your device from the **Frequency plan** dropdown list. 286 286 287 -[[image: 1653297955910-247.png||height="321" width="716"]]226 +[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]] 288 288 289 289 290 -**Add APP KEY and DEV EUI** 229 +* Register end device page continued... 230 +** Enter the **AppEUI** in the **JoinEUI** field and click the **Confirm** button. If The Things Stack accepts the JoinEUI you provided, it will display the message 'This end device can be registered on the network'. 231 +** In the **DevEUI** field, enter the **DevEUI**. 232 +** In the **AppKey** field, enter the **AppKey.** 233 +** In the **End device ID** field, enter a unique name for your LT-22222-N within this application. 234 +** Under **After registration**, select the **View registered end device** option. 291 291 292 -[[image: 1653298023685-319.png]]236 +[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]] 293 293 238 +==== ==== 294 294 240 +==== 3.2.2.2 Adding device manually ==== 295 295 296 -((( 297 -(% 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. 242 +* On the **Register end device** page: 243 +** Select the option **Enter end device specifies manually** under **Input method**. 244 +** Select the **Frequency plan** that matches your device from the **Frequency plan** dropdown list. 245 +** Select the **LoRaWAN version** as **LoRaWAN Specification 1.0.3** 246 +** Select the **Regional Parameters version** as** RP001 Regional Parameters 1.0.3 revision A** 247 +** Click **Show advanced activation, LoRaWAN class and cluster settings** link to expand the hidden section. 248 +** Select the option **Over the air activation (OTAA)** under the **Activation mode.** 249 +** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities** dropdown list. 298 298 299 - 300 -))) 251 +[[image:lt-22222-l-manually-p1.png||height="625" width="1000"]] 301 301 302 -[[image:1653298044601-602.png||height="405" width="709"]] 303 303 254 +* Register end device page continued... 255 +** Enter the **AppEUI** in the **JoinEUI** field and click the **Confirm** button. If The Things Stack accepts the JoinEUI you provided, it will display the message 'This end device can be registered on the network' 256 +** In the **DevEUI** field, enter the **DevEUI**. 257 +** In the **AppKey** field, enter the **AppKey**. 258 +** In the **End device ID** field, enter a unique name for your LT-22222-N within this application. 259 +** Under **After registration**, select the **View registered end device** option. 260 +** Click the **Register end device** button. 304 304 305 - == 3.3 Uplink Payload==262 +[[image:lt-22222-l-manually-p2.png||height="625" width="1000"]] 306 306 307 307 308 - Thereare fiveworkingmodes+oneinterruptmode on LT fordifferenttypeapplication:265 +You will be navigated to the **Device overview** page. 309 309 310 -* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO 267 + 268 +[[image:lt-22222-device-overview.png||height="625" width="1000"]] 269 + 270 + 271 +==== 3.2.2.3 Joining ==== 272 + 273 +On the Device overview page, click on **Live data** tab. The Live data panel for your device will display. 274 + 275 +Now power on your LT-22222-L. It will begin joining The Things Stack. In the **Live data** panel, you can see the **join-request** and **join-accept** messages exchanged between the device and the network server. Once successfully joined, the device will send its first **uplink data message** to the application it belongs to (in this example, **dragino-docs**). 276 + 277 + 278 +[[image:lt-22222-join-network.png||height="625" width="1000"]] 279 + 280 + 281 +By default, you will receive an uplink data message from the device every 10 minutes. 282 + 283 +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. 284 + 285 +[[image:lt-22222-ul-payload-decoded.png]] 286 + 287 + 288 +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. 289 + 290 +{{info}} 291 +The Things Stack provides two levels of payload formatters: application level and device level. The device-level payload formatters **override **the application-level payload formatters. 292 +{{/info}} 293 + 294 +[[image:lt-22222-ul-payload-fmt.png||height="686" width="1000"]] 295 + 296 + 297 +== 3.3 Work Modes and Uplink Payload formats == 298 + 299 + 300 +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. 301 + 302 +* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO 303 + 311 311 * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 305 + 312 312 * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO 307 + 313 313 * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO 309 + 314 314 * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 311 + 315 315 * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 316 316 314 +The uplink messages are sent over LoRaWAN FPort 2. By default, an uplink message is sent every 10 minutes. 315 + 317 317 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 318 318 319 - 320 320 ((( 321 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. 322 -))) 319 +This is the default mode. 323 323 324 - [[image:image-20220523174024-3.png]]321 +The uplink payload is 11 bytes long. (% style="display:none" wfd-invisible="true" %) 325 325 323 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 324 +|(% 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** 325 +|Value|((( 326 +AVI1 voltage 327 +)))|((( 328 +AVI2 voltage 329 +)))|((( 330 +ACI1 Current 331 +)))|((( 332 +ACI2 Current 333 +)))|**DIDORO***|((( 334 +Reserve 335 +)))|MOD 336 +))) 337 + 326 326 ((( 327 - 339 +(% 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. 328 328 329 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 341 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 342 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 343 +|RO1|RO2|--DI3--|DI2|DI1|--DO3--|DO2|DO1 330 330 ))) 331 331 332 -[[image:image-20220523174254-4.png]] 346 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 347 +* DI is for digital input. DIx=1: HIGH or FLOATING, DIx=0: LOW. 348 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 333 333 334 -* RO is for relay. ROx=1 : close,ROx=0 always open. 335 -* DI is for digital input. DIx=1: high or float, DIx=0: low. 336 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 350 +(% style="color:red" %)**Note: DI3 and DO3 bits are not valid for LT-22222-L** 337 337 338 - (%style="color:red"%)**Note:DI3andDO3 bitarenot valid for LT-22222-L**352 +For example, if the payload is: [[image:image-20220523175847-2.png]] 339 339 340 -For example if payload is: [[image:image-20220523175847-2.png]] 341 341 355 +**The interface values can be calculated as follows: ** 342 342 343 - **Thevalueforthe interface is:**357 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 344 344 345 -AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 346 - 347 347 AVI2 channel voltage is 0x04AC/1000=1.196V 348 348 349 349 ACI1 channel current is 0x1310/1000=4.880mA ... ... @@ -350,96 +350,92 @@ 350 350 351 351 ACI2 channel current is 0x1300/1000=4.864mA 352 352 353 -The last byte 0xAA= 10101010( B) means365 +The last byte 0xAA= **10101010**(b) means, 354 354 355 -* [1] RO1 relay channel is close and the RO1 LED is ON. 356 -* [0] RO2 relay channel is open and RO2 LED is OFF; 367 +* [1] The RO1 relay channel is CLOSED, and the RO1 LED is ON. 368 +* [0] The RO2 relay channel is OPEN, and the RO2 LED is OFF. 369 +* **[1] DI3 - not used for LT-22222-L.** 370 +* [0] DI2 channel input is LOW, and the DI2 LED is OFF. 371 +* [1] DI1 channel input state: 372 +** DI1 is FLOATING when no sensor is connected between DI1+ and DI1-. 373 +** DI1 is HIGH when a sensor is connected between DI1- and DI1+ and the sensor is ACTIVE. 374 +** DI1 LED is ON in both cases. 375 +* **[0] DO3 - not used for LT-22222-L.** 376 +* [1] DO2 channel output is LOW, and the DO2 LED is ON. 377 +* [0] DO1 channel output state: 378 +** DO1 is FLOATING when there is no load between DO1 and V+. 379 +** DO1 is HIGH when there is a load between DO1 and V+. 380 +** DO1 LED is OFF in both cases. 357 357 358 -**LT22222-L:** 359 - 360 -* [1] DI2 channel is high input and DI2 LED is ON; 361 -* [0] DI1 channel is low input; 362 - 363 -* [0] DO3 channel output state 364 -** DO3 is float in case no load between DO3 and V+.; 365 -** DO3 is high in case there is load between DO3 and V+. 366 -** DO3 LED is off in both case 367 -* [1] DO2 channel output is low and DO2 LED is ON. 368 -* [0] DO1 channel output state 369 -** DO1 is float in case no load between DO1 and V+.; 370 -** DO1 is high in case there is load between DO1 and V+. 371 -** DO1 LED is off in both case 372 - 373 373 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 374 374 375 375 376 376 ((( 377 -**For LT-22222-L**: this mode the**DI1 and DI2** are used as counting pins.386 +**For LT-22222-L**: In this mode, **DI1 and DI2** are used as counting pins. 378 378 ))) 379 379 380 380 ((( 381 -Total : 11 bytes payload 390 +The uplink payload is 11 bytes long. 391 + 392 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 393 +|(% 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** 394 +|Value|COUNT1|COUNT2 |DIDORO*|((( 395 +Reserve 396 +)))|MOD 382 382 ))) 383 383 384 -[[image:image-20220523180452-3.png]] 399 +((( 400 +(% 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. 385 385 402 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 403 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 404 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 386 386 387 -((( 388 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 406 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 389 389 ))) 390 390 391 -[[image:image-20220523180506-4.png]] 409 +* FIRST: Indicates that this is the first packet after joining the network. 410 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 392 392 393 -* RO is for relay. ROx=1 : close,ROx=0 always open. 394 -* FIRST: Indicate this is the first packet after join network. 395 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 396 - 397 397 ((( 398 -(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 399 -))) 413 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L** 400 400 401 -((( 402 402 416 +))) 403 403 404 -**To use counting mode, please run:** 418 +((( 419 +**To activate this mode, run the following AT commands:** 405 405 ))) 406 406 422 +((( 407 407 (% class="box infomessage" %) 408 408 ((( 409 -((( 410 -((( 411 411 **AT+MOD=2** 412 -))) 413 413 414 -((( 415 415 **ATZ** 416 416 ))) 417 417 ))) 418 -))) 419 419 420 420 ((( 421 421 422 422 423 423 (% style="color:#4f81bd" %)**AT Commands for counting:** 424 - 425 - 426 426 ))) 427 427 428 428 ((( 429 429 **For LT22222-L:** 430 430 440 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (sets the DI1 port to trigger on a LOW level. The valid signal duration is 100ms) ** 431 431 432 -(% style="color:blue" %)**AT+TRIG1= 0,100**(%%)**lowlevel,valid signal is 100ms) **442 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (sets the DI1 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 433 433 434 -(% style="color:blue" %)**AT+TRIG 1=1,100**(%%)**1port to trigger onhighlevel,valid signal is 100ms444 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (sets the DI2 port to trigger on a LOW level. The valid signal duration is 100ms) ** 435 435 436 -(% style="color:blue" %)**AT+TRIG2= 0,100**(%%)**lowlevel,valid signal is 100ms) **446 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (sets the DI2 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 437 437 438 -(% style="color:blue" %)**AT+T RIG2=1,100**(%%)**DI2 portto triggeronhigh level, validsignalis 100ms)448 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (sets the COUNT1 value to 60)** 439 439 440 -(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (Set COUNT1 value to 60)** 441 - 442 -(% style="color:blue" %)**AT+SETCNT=2,60**(%%)** (Set COUNT2 value to 60)** 450 +(% style="color:blue" %)**AT+SETCNT=2,60 **(%%)**(sets the COUNT2 value to 60)** 443 443 ))) 444 444 445 445 ... ... @@ -446,46 +446,50 @@ 446 446 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 447 447 448 448 449 -**LT22222-L**: This mode the DI1 is used as a counting pin.457 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 450 450 451 -[[image:image-20220523181246-5.png]] 459 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 460 +|(% 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** 461 +|Value|COUNT1|((( 462 +ACI1 Current 463 +)))|((( 464 +ACI2 Current 465 +)))|DIDORO*|Reserve|MOD 452 452 453 453 ((( 454 - 468 +(% 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. 455 455 456 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 470 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 471 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 472 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 457 457 ))) 458 458 459 -[[image:image-20220523181301-6.png]] 475 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 476 +* FIRST: Indicates that this is the first packet after joining the network. 477 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 460 460 461 -* RO is for relay. ROx=1 : close,ROx=0 always open. 462 -* FIRST: Indicate this is the first packet after join network. 463 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 464 - 465 465 ((( 466 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 480 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 467 467 ))) 468 468 469 469 470 470 ((( 471 -**To usecountingmode,pleaserun:**485 +**To activate this mode, run the following AT commands:** 472 472 ))) 473 473 488 +((( 474 474 (% class="box infomessage" %) 475 475 ((( 476 -((( 477 -((( 478 478 **AT+MOD=3** 479 -))) 480 480 481 -((( 482 482 **ATZ** 483 483 ))) 484 484 ))) 485 -))) 486 486 487 487 ((( 488 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 498 +AT Commands for counting: 499 + 500 +The AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 489 489 ))) 490 490 491 491 ... ... @@ -493,67 +493,64 @@ 493 493 494 494 495 495 ((( 496 -**LT22222-L**: This mode the DI1 is used as a counting pin.508 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 497 497 ))) 498 498 499 499 ((( 500 -The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour. 512 +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. 513 + 514 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 515 +|(% 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** 516 +|Value|COUNT1|AVI1 Counting|DIDORO*|((( 517 +Reserve 518 +)))|MOD 501 501 ))) 502 502 503 -[[image:image-20220523181903-8.png]] 504 - 505 - 506 506 ((( 507 -(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 522 +(% 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. 523 + 524 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 525 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 526 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 508 508 ))) 509 509 510 -[[image:image-20220523181727-7.png]] 529 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 530 +* FIRST: Indicates that this is the first packet after joining the network. 531 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 511 511 512 -* RO is for relay. ROx=1 : close,ROx=0 always open. 513 -* FIRST: Indicate this is the first packet after join network. 514 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 515 - 516 516 ((( 517 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 518 -))) 534 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 519 519 520 -((( 521 521 537 +))) 522 522 523 -**To use this mode, please run:** 539 +((( 540 +**To activate this mode, run the following AT commands:** 524 524 ))) 525 525 543 +((( 526 526 (% class="box infomessage" %) 527 527 ((( 528 -((( 529 -((( 530 530 **AT+MOD=4** 531 -))) 532 532 533 -((( 534 534 **ATZ** 535 535 ))) 536 536 ))) 537 -))) 538 538 539 - 540 540 ((( 541 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 553 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 542 542 ))) 543 543 544 544 ((( 545 - 557 +**In addition to that, below are the commands for AVI1 Counting:** 546 546 547 - **Plusbelowcommand for AVI1Counting:**559 +(% style="color:blue" %)**AT+SETCNT=3,60 **(%%)**(Sets AVI Count to 60)** 548 548 561 +(% style="color:blue" %)**AT+VOLMAX=20000 **(%%)**(If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 549 549 550 -(% style="color:blue" %)**AT+ SETCNT=3,60**(%%)**(set AVICountto60)**563 +(% style="color:blue" %)**AT+VOLMAX=20000,0 **(%%)**(If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 551 551 552 -(% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 553 - 554 -(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 555 - 556 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 565 +(% style="color:blue" %)**AT+VOLMAX=20000,1 **(%%)**(If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 557 557 ))) 558 558 559 559 ... ... @@ -560,47 +560,53 @@ 560 560 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 561 561 562 562 563 -**LT22222-L**: This mode the DI1 is used as a counting pin.572 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 564 564 565 -[[image:image-20220523182334-9.png]] 574 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 575 +|(% 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** 576 +|Value|((( 577 +AVI1 voltage 578 +)))|((( 579 +AVI2 voltage 580 +)))|((( 581 +ACI1 Current 582 +)))|COUNT1|DIDORO*|((( 583 +Reserve 584 +)))|MOD 566 566 567 567 ((( 568 - 587 +(% 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. 569 569 570 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 589 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 590 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 591 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 571 571 ))) 572 572 573 -* RO is for relay. ROx=1 ,ROx=0 always open.574 -* FIRST: Indicate this is the first packet after join network. 594 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 595 +* FIRST: Indicates that this is the first packet after joining the network. 575 575 * ((( 576 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 597 +DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 577 577 ))) 578 578 579 579 ((( 580 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 601 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 581 581 ))) 582 582 583 583 ((( 584 - 585 - 586 -**To use this mode, please run:** 605 +**To activate this mode, run the following AT commands:** 587 587 ))) 588 588 608 +((( 589 589 (% class="box infomessage" %) 590 590 ((( 591 -((( 592 -((( 593 593 **AT+MOD=5** 594 -))) 595 595 596 -((( 597 597 **ATZ** 598 598 ))) 599 599 ))) 600 -))) 601 601 602 602 ((( 603 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 618 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 604 604 ))) 605 605 606 606 ... ... @@ -607,49 +607,48 @@ 607 607 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 608 608 609 609 610 -(% style="color:#4f81bd" %)**This mode is anoptionalmode for trigger purpose. It can runtogether with other mode.**625 +(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate together with other modes.** 611 611 612 -For example, if u serhasconfiguredbelow commands:627 +For example, if you configured the following commands: 613 613 614 -* **AT+MOD=1 ** **~-~->** The normal workingmode615 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 629 +* **AT+MOD=1 ** **~-~->** The default work mode 630 +* **AT+ADDMOD6=1** **~-~->** Enable trigger mode 616 616 617 -LT will keepmonitoringAV1/AV2/AC1/AC2 every 5 seconds;LT will send uplink packets in two cases:632 +The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. LT will send uplink packets in two cases: 618 618 619 -1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type 620 -1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.** 634 +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. 635 +1. ((( 636 +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.** 637 +))) 621 621 622 -(% style="color:#037691" %)**AT Command to set Trigger Condition**: 639 +(% style="color:#037691" %)**AT Commands to set Trigger Condition**: 623 623 641 +(% style="color:#4f81bd" %)**Trigger based on voltage**: 624 624 625 -(% style="color:#4f81bd" %)**Trigger base on voltage**: 626 - 627 627 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> 628 628 629 629 630 630 **Example:** 631 631 632 -AT+AVLIM=3000,6000,0,2000 ( If AVI1 voltage lower than 3vor higher than 6v.v, LT will trigger Uplink)648 +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) 633 633 634 -AT+AVLIM=5000,0,0,0 ( If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)650 +AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use) 635 635 636 636 653 +(% style="color:#4f81bd" %)**Trigger based on current**: 637 637 638 -(% style="color:#4f81bd" %)**Trigger base on current**: 639 - 640 640 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> 641 641 642 642 643 643 **Example:** 644 644 645 -AT+ACLIM=10000,15000,0,0 ( If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)660 +AT+ACLIM=10000,15000,0,0 (triggers an uplink if ACI1 voltage is lower than 10mA or higher than 15mA) 646 646 647 647 663 +(% style="color:#4f81bd" %)**Trigger based on DI status**: 648 648 649 - (%style="color:#4f81bd"%)**Triggerbaseon DI status**:665 +DI status triggers Flag. 650 650 651 -DI status trigger Flag. 652 - 653 653 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 654 654 655 655 ... ... @@ -658,71 +658,116 @@ 658 658 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 659 659 660 660 661 -(% style="color:#037691" %)**Downlink Command toset Trigger Condition:**675 +(% style="color:#037691" %)**LoRaWAN Downlink Commands for Setting the Trigger Conditions:** 662 662 663 663 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 664 664 665 665 Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4 666 666 667 - AA: Code for this downlink Command: 681 + AA: Type Code for this downlink Command: 668 668 669 - xx: 0: Limit for AV1 and AV2; ,DI2 trigger enable/disable683 + xx: **0**: Limit for AV1 and AV2; **1**: limit for AC1 and AC2; **2**: DI1and DI2 trigger enable/disable. 670 670 671 - yy1 yy1: AC1 or AV1 lowlimit or DI1/DI2 trigger status.685 + yy1 yy1: AC1 or AV1 LOW limit or DI1/DI2 trigger status. 672 672 673 - yy2 yy2: AC1 or AV1 highlimit.687 + yy2 yy2: AC1 or AV1 HIGH limit. 674 674 675 - yy3 yy3: AC2 or AV2 lowlimit.689 + yy3 yy3: AC2 or AV2 LOW limit. 676 676 677 - Yy4 yy4: AC2 or AV2 highlimit.691 + Yy4 yy4: AC2 or AV2 HIGH limit. 678 678 679 679 680 -**Example1**: AA 00 13 88 00 00 00 00 00 00 694 +**Example 1**: AA 00 13 88 00 00 00 00 00 00 681 681 682 -Same as AT+AVLIM=5000,0,0,0 If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)696 +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) 683 683 684 684 685 -**Example2**: AA 02 01 00 699 +**Example 2**: AA 02 01 00 686 686 687 -Same as AT+ DTRI =1,0 701 +Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 688 688 689 689 690 - 691 691 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 692 692 693 -MOD6 Payload payload706 +MOD6 Payload: total of 11 bytes 694 694 695 -[[image:image-20220524085923-1.png]] 708 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 709 +|(% 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** 710 +|Value|((( 711 +TRI_A FLAG 712 +)))|((( 713 +TRI_A Status 714 +)))|((( 715 +TRI_DI FLAG+STA 716 +)))|Reserve|Enable/Disable MOD6|((( 717 +MOD(6) 718 +))) 696 696 720 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1 byte as below 697 697 698 -(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 722 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 723 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 724 +|((( 725 +AV1_LOW 726 +)))|((( 727 +AV1_HIGH 728 +)))|((( 729 +AV2_LOW 730 +)))|((( 731 +AV2_HIGH 732 +)))|((( 733 +AC1_LOW 734 +)))|((( 735 +AC1_HIGH 736 +)))|((( 737 +AC2_LOW 738 +)))|((( 739 +AC2_HIGH 740 +))) 699 699 700 - [[image:image-20220524090106-2.png]]742 +* Each bit shows if the corresponding trigger has been configured. 701 701 702 -* Each bits shows if the corresponding trigger has been configured. 703 - 704 704 **Example:** 705 705 706 -10100000: Means the system has configure to use the trigger: A C1_LOW and AV2_LOW746 +10100000: Means the system has configure to use the trigger: AV1_LOW and AV2_LOW 707 707 708 708 749 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1 byte as below 709 709 710 -(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below 751 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 752 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 753 +|((( 754 +AV1_LOW 755 +)))|((( 756 +AV1_HIGH 757 +)))|((( 758 +AV2_LOW 759 +)))|((( 760 +AV2_HIGH 761 +)))|((( 762 +AC1_LOW 763 +)))|((( 764 +AC1_HIGH 765 +)))|((( 766 +AC2_LOW 767 +)))|((( 768 +AC2_HIGH 769 +))) 711 711 712 - [[image:image-20220524090249-3.png]]771 +* Each bit shows which status has been triggered on this uplink. 713 713 714 -* Each bits shows which status has been trigger on this uplink. 715 - 716 716 **Example:** 717 717 718 -10000000: Means this p acketis trigger by AC1_LOW.Means voltage too low.775 +10000000: Means this uplink is triggered by AV1_LOW. That means the voltage is too low. 719 719 720 720 721 721 (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below 722 722 723 -[[image:image-20220524090456-4.png]] 780 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 781 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 782 +|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG 724 724 725 -* Each bits shows which status has been trigger on this uplink. 784 +* Each bits shows which status has been triggered on this uplink. 726 726 727 727 **Example:** 728 728 ... ... @@ -749,68 +749,83 @@ 749 749 ))) 750 750 751 751 752 -== 3.4 Configure LT via AT or Downlink == 811 +== 3.4 Configure LT-22222-L via AT Commands or Downlinks == 753 753 754 - 755 755 ((( 756 - Usercan configure LT I/O Controller via AT Commands or LoRaWAN DownlinkCommands814 +You can configure LT-22222-L I/O Controller via AT Commands or LoRaWAN Downlinks. 757 757 ))) 758 758 759 759 ((( 760 760 ((( 761 -There are two kinds ofCommands:819 +There are two tytes of commands: 762 762 ))) 763 763 ))) 764 764 765 -* (% style="color:blue" %)**Common Commands**(%%):They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]823 +* (% style="color:blue" %)**Common commands**(%%): 766 766 767 -* (% style="color:blue" %)**Sensor RelatedCommands**(%%):These commands are special designed for LT-22222-L. User can see these commands below:825 +* (% style="color:blue" %)**Sensor-related commands**(%%): 768 768 769 -=== 3.4.1 Common Commands ===827 +=== 3.4.1 Common commands === 770 770 771 - 772 772 ((( 773 -The yshouldbe available for each of DraginoSensors,such as:changeuplink interval,reset device. For firmware v1.5.4, usercan findwhat common commandsit supports:830 +These are available for each sensors and include actions such as changing the uplink interval or resetting the device. For firmware v1.5.4, you can find the supported common commands under: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]s. 774 774 ))) 775 775 833 +=== 3.4.2 Sensor-related commands === 776 776 777 - ===3.4.2Sensorrelated commands===835 +These commands are specially designed for the LT-22222-L. Commands can be sent to the device using options such as an AT command or a LoRaWAN downlink payload. 778 778 779 - 780 780 ==== 3.4.2.1 Set Transmit Interval ==== 781 781 839 +Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes. 782 782 783 - Setdevice uplink interval.841 +(% style="color:#037691" %)**AT command** 784 784 785 -* (% style="color:#037691" %)**AT Command:** 843 +(% style="width:500px" %) 844 +|**Command**|AT+TDC<time> 845 +|**Response**| 846 +|**Parameters**|<time> uplink interval is in milliseconds 847 +|**Example**|((( 848 +AT+TDC=30000 786 786 787 -(% style="color:blue" %)**AT+TDC=N ** 850 +Sets the uplink interval to 30,000 milliseconds (30 seconds) 851 +))) 788 788 853 +(% style="color:#037691" %)**Downlink payload** 789 789 790 -**Example: **AT+TDC=30000. Means set interval to 30 seconds 855 +(% style="width:500px" %) 856 +|**Payload**|((( 857 +<prefix><time> 858 +))) 859 +|**Parameters**|((( 860 +<prefix> 0x01 791 791 862 +<time> uplink interval is in milliseconds, represented by 3 bytes in hexadecimal. 863 +))) 864 +|**Example**|((( 865 +01 **00 75 30** 792 792 793 - * (%style="color:#037691"%)**DownlinkPayload(prefix0x01):**867 +Sets the uplink interval to 30,000 milliseconds (30 seconds) 794 794 795 - (% style="color:blue"%)**0x01aa bb cc **(%%)**~/~/Same as AT+TDC=0x(aabb cc)**869 +Conversion: 30000 (dec) = 00 75 30 (hex) 796 796 871 +See [[RapidTables>>https://www.rapidtables.com/convert/number/decimal-to-hex.html?x=30000]] 872 +))) 797 797 874 +==== 3.4.2.2 Set the Work Mode (AT+MOD) ==== 798 798 799 -==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 800 800 877 +Sets the work mode. 801 801 802 - Setworkmode.879 +* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N ** 803 803 804 - *(%style="color:#037691"%)**AT Command:**881 +Where N is the work mode. 805 805 806 - (% style="color:blue" %)**AT+MOD=N**883 +**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode. 807 807 808 808 809 -* *Example**:AT+MOD=2.Setwork modetoDoubleDI countingmode886 +* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):** 810 810 811 - 812 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 813 - 814 814 (% style="color:blue" %)**0x0A aa **(%%)** ** ~/~/ Same as AT+MOD=aa 815 815 816 816 ... ... @@ -817,35 +817,30 @@ 817 817 818 818 ==== 3.4.2.3 Poll an uplink ==== 819 819 894 +Requests the device to send an uplink. 820 820 821 -* (% style="color:#037691" %)**AT Command:** 822 822 823 -There is no AT Command to poll uplink 897 +* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink 824 824 899 +* (% style="color:#037691" %)**Downlink payload (prefix 0x08):** 825 825 826 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 827 - 828 828 (% style="color:blue" %)**0x08 FF **(%%)** **~/~/ Poll an uplink 829 829 830 - 831 831 **Example**: 0x08FF, ask device to send an Uplink 832 832 833 833 834 834 835 -==== 3.4.2.4 Enable Trigger Mode ==== 907 +==== 3.4.2.4 Enable/Disable Trigger Mode ==== 836 836 909 +Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]). 837 837 838 - Useoftriggermode,pleasecheck [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]911 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0** 839 839 840 - *(% style="color:#037691" %)**AT Command:**913 +(% style="color:red" %)**1:** (%%)Enable the trigger mode 841 841 842 -(% style="color: blue" %)**AT+ADDMOD6=1or0**915 +(% style="color:red" %)**0: **(%%)Disable the trigger mode 843 843 844 -(% style="color:red" %)**1:** (%%)Enable Trigger Mode 845 845 846 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode 847 - 848 - 849 849 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 850 850 851 851 (% style="color:blue" %)**0x0A 06 aa **(%%) ~/~/ Same as AT+ADDMOD6=aa ... ... @@ -854,34 +854,27 @@ 854 854 855 855 ==== 3.4.2.5 Poll trigger settings ==== 856 856 926 +Polls the trigger settings. 857 857 858 -Poll trigger settings, 859 - 860 860 * (% style="color:#037691" %)**AT Command:** 861 861 862 862 There is no AT Command for this feature. 863 863 864 - 865 865 * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 866 866 867 -(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll trigger settings ,device will uplink trigger settings once receive this command934 +(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll the trigger settings. Device will uplink trigger settings once receive this command 868 868 869 869 870 870 871 -==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 938 +==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as a trigger ==== 872 872 940 +Enable or disable DI1/DI2/DI2 as a trigger. 873 873 874 - EnableDisable DI1/DI2/DI2as trigger,942 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 875 875 876 -* (% style="color:#037691" %)**ATCommand:**944 +**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 877 877 878 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 879 879 880 - 881 -**Example:** 882 - 883 -AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 884 - 885 885 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 886 886 887 887 (% style="color:blue" %)**0xAA 02 aa bb ** (%%) ~/~/ Same as AT+DTRI=aa,bb ... ... @@ -888,66 +888,48 @@ 888 888 889 889 890 890 891 -==== 3.4.2.7 Trigger1 – Set DI 1or DI3 as trigger ====953 +==== 3.4.2.7 Trigger1 – Set DI or DI3 as a trigger ==== 892 892 955 +Sets DI1 or DI3 (for LT-33222-L) as a trigger. 893 893 894 - SetDI1or DI3(forLT-33222-L) trigger.957 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b** 895 895 896 -* (% style="color:#037691" %)**AT Command:** 897 - 898 -(% style="color:blue" %)**AT+TRIG1=a,b** 899 - 900 900 (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 901 901 902 902 (% style="color:red" %)**b :** (%%)delay timing. 903 903 963 +**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 904 904 905 -**Example:** 906 906 907 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 908 - 909 - 910 910 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 911 911 912 912 (% style="color:blue" %)**0x09 01 aa bb cc ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc) 913 913 914 914 971 +==== 3.4.2.8 Trigger2 – Set DI2 as a trigger ==== 915 915 916 - ==== 3.4.2.8 Trigger2 –Set DI2 as trigger====973 +Sets DI2 as a trigger. 917 917 975 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b** 918 918 919 - SetDI2trigger.977 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1). 920 920 921 -* (% style="color:#037691" %)**AT Command:** 922 - 923 -(% style="color:blue" %)**AT+TRIG2=a,b** 924 - 925 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 926 - 927 927 (% style="color:red" %)**b :** (%%)delay timing. 928 928 981 +**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms ) 929 929 930 -**Example:** 931 931 932 -AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 933 - 934 - 935 935 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** 936 936 937 937 (% style="color:blue" %)**0x09 02 aa bb cc ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc) 938 938 939 939 989 +==== 3.4.2.9 Trigger – Set AC (current) as a trigger ==== 940 940 941 - ====3.4.2.9Trigger– Set AC(current)astrigger ====991 +Sets the current trigger based on the AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 942 942 993 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM** 943 943 944 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 945 - 946 -* (% style="color:#037691" %)**AT Command** 947 - 948 -(% style="color:blue" %)**AT+ACLIM** 949 - 950 - 951 951 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** 952 952 953 953 (% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -956,37 +956,26 @@ 956 956 957 957 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 958 958 1003 +Sets the current trigger based on the AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 959 959 960 - Setcurrenttrigger,basenAVport.See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]1005 +* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 961 961 962 -* (% style="color:#037691" %)**AT Command** 963 - 964 -(% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 965 - 966 - 967 967 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** 968 968 969 969 (% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 970 970 971 971 972 - 973 973 ==== 3.4.2.11 Trigger – Set minimum interval ==== 974 974 1014 +Sets AV and AC trigger minimum interval. Device won't response to the second trigger within this set time after the first trigger. 975 975 976 - Set AVandACtriggerminimuminterval, systemwon't response to the second trigger withinthisset time after the first trigger.1016 +* (% 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. 977 977 978 -* (% style="color:#037691" %)**AT Command** 979 - 980 -(% style="color:blue" %)**AT+ATDC=5 ** (%%)Device won't response the second trigger within 5 minute after the first trigger. 981 - 982 - 983 983 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** 984 984 985 985 (% style="color:blue" %)**0x AC aa bb **(%%) ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 986 986 987 987 ((( 988 - 989 - 990 990 (% style="color:red" %)**Note: ATDC setting must be more than 5min** 991 991 ))) 992 992 ... ... @@ -994,6 +994,7 @@ 994 994 995 995 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 996 996 1030 +Controls the digital outputs DO1, DO2, and DO3 997 997 998 998 * (% style="color:#037691" %)**AT Command** 999 999 ... ... @@ -1001,8 +1001,9 @@ 1001 1001 1002 1002 1003 1003 * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)** 1004 -* (% style="color:blue" %)**0x02 aa bb cc ** (%%)~/~/ Set DO1/DO2/DO3 output 1005 1005 1039 +(% style="color:blue" %)**0x02 aa bb cc ** (%%)~/~/ Set DO1/DO2/DO3 output 1040 + 1006 1006 ((( 1007 1007 If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low. 1008 1008 ))) ... ... @@ -1009,10 +1009,14 @@ 1009 1009 1010 1010 ((( 1011 1011 01: Low, 00: High , 11: No action 1047 + 1048 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 1049 +|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**DO1**|(% style="background-color:#4f81bd; color:white" %)**DO2**|(% style="background-color:#4f81bd; color:white" %)**DO3** 1050 +|02 01 00 11|Low|High|No Action 1051 +|02 00 11 01|High|No Action|Low 1052 +|02 11 01 00|No Action|Low|High 1012 1012 ))) 1013 1013 1014 -[[image:image-20220524092754-5.png]] 1015 - 1016 1016 ((( 1017 1017 (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.** 1018 1018 ))) ... ... @@ -1049,24 +1049,31 @@ 1049 1049 1050 1050 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1051 1051 1052 -[[image:image-20220524093238-6.png]] 1091 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1092 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1093 +|0x01|DO1 set to low 1094 +|0x00|DO1 set to high 1095 +|0x11|DO1 NO Action 1053 1053 1054 - 1055 1055 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1056 1056 1057 -[[image:image-20220524093328-7.png]] 1099 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1100 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1101 +|0x01|DO2 set to low 1102 +|0x00|DO2 set to high 1103 +|0x11|DO2 NO Action 1058 1058 1059 - 1060 1060 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1061 1061 1062 -[[image:image-20220524093351-8.png]] 1107 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1108 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1109 +|0x01|DO3 set to low 1110 +|0x00|DO3 set to high 1111 +|0x11|DO3 NO Action 1063 1063 1113 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms 1064 1064 1065 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**: 1066 1066 1067 - Latching time. Unit: ms 1068 - 1069 - 1070 1070 (% style="color:red" %)**Note: ** 1071 1071 1072 1072 Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes ... ... @@ -1073,7 +1073,6 @@ 1073 1073 1074 1074 Before Firmwre v1.6.0 the latch time only suport 2 bytes. 1075 1075 1076 - 1077 1077 (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** 1078 1078 1079 1079 ... ... @@ -1097,7 +1097,7 @@ 1097 1097 1098 1098 1099 1099 1100 -==== 3.4.2. 1145 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1101 1101 1102 1102 1103 1103 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1115,11 +1115,18 @@ 1115 1115 ))) 1116 1116 1117 1117 ((( 1118 -01: Close , 00: Open , 11: No action 1119 -))) 1163 +00: Closed , 01: Open , 11: No action 1120 1120 1121 -((( 1122 -[[image:image-20220524093724-9.png]] 1165 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %) 1166 +|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2** 1167 +|03 00 11|Open|No Action 1168 +|03 01 11|Close|No Action 1169 +|03 11 00|No Action|Open 1170 +|03 11 01|No Action|Close 1171 +|03 00 00|Open|Open 1172 +|03 01 01|Close|Close 1173 +|03 01 00|Close|Open 1174 +|03 00 01|Open|Close 1123 1123 ))) 1124 1124 1125 1125 (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** ... ... @@ -1193,11 +1193,8 @@ 1193 1193 1194 1194 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1195 1195 1196 -* (% style="color:#037691" %)**AT Command:** 1248 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1197 1197 1198 -(% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1199 - 1200 - 1201 1201 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** 1202 1202 1203 1203 (% style="color:blue" %)**0xA5 aa bb cc ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc ... ... @@ -1207,10 +1207,8 @@ 1207 1207 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1208 1208 1209 1209 1210 -* (% style="color:#037691" %)**AT Command:** 1259 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) ** 1211 1211 1212 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) ** 1213 - 1214 1214 (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count 1215 1215 1216 1216 (% style="color:red" %)**bb cc dd ee: **(%%)number to be set ... ... @@ -1227,11 +1227,8 @@ 1227 1227 1228 1228 Clear counting for counting mode 1229 1229 1230 -* (% style="color:#037691" %)**AT Command:** 1277 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1231 1231 1232 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1233 - 1234 - 1235 1235 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** 1236 1236 1237 1237 (% style="color:blue" %)**0x A6 01 ** (%%)~/~/ clear all counting ... ... @@ -1238,7 +1238,7 @@ 1238 1238 1239 1239 1240 1240 1241 -==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1285 +==== 3.4.2.19 Counting ~-~- Change counting mode to save time ==== 1242 1242 1243 1243 1244 1244 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1359,75 +1359,145 @@ 1359 1359 [[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"]] 1360 1360 1361 1361 1362 -== 3.5 Integrat ewithMydevice==1406 +== 3.5 Integrating with ThingsEye.io == 1363 1363 1408 +The Things Stack application supports integration with ThingsEye.io. Once integrated, ThingsEye.io acts as an MQTT client for The Things Stack MQTT broker, allowing it to subscribe to upstream traffic and publish downlink traffic. 1364 1364 1365 - Mydevicesprovidesa humanendlyinterface to show thesensor data, once wehave datainTTN, we can useMydevicesto connect to TTNand see the data in Mydevices.Below are the steps:1410 +=== 3.5.1 Configuring The Things Stack === 1366 1366 1367 -((( 1368 -(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time. 1369 -))) 1412 +We use The Things Stack Sandbox in this example: 1370 1370 1371 -((( 1372 -(% 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: 1414 +* In **The Things Stack Sandbox**, go to the **Application **for the LT-22222-L you added. 1415 +* Select **MQTT** under **Integrations** in the left menu. 1416 +* In the **Connection information **section, under **Connection credentials**, The Things Stack displays an auto-generated **username**. You can use it or provide a new one. 1417 +* Click the **Generate new API key** button to generate a password. You can view it by clicking on the **visibility toggle/eye** icon. The API key works as the password. 1373 1373 1374 - 1375 -))) 1419 +{{info}} 1420 +The username and password (API key) you created here are required in the next section. 1421 +{{/info}} 1376 1376 1377 -[[image: image-20220719105525-1.png||height="377" width="677"]]1423 +[[image:tts-mqtt-integration.png||height="625" width="1000"]] 1378 1378 1425 +=== 3.5.2 Configuring ThingsEye.io === 1379 1379 1427 +* Login to your [[ThingsEye.io >>https://thingseye.io]]account. 1428 +* Under the **Integrations center**, click **Integrations**. 1429 +* Click the **Add integration** button (the button with the **+** symbol). 1380 1380 1381 -[[image:i mage-20220719110247-2.png||height="388" width="683"]]1431 +[[image:thingseye-io-step-1.png||height="625" width="1000"]] 1382 1382 1383 1383 1384 - (%style="color:blue"%)**Step 3**(%%): Create anaccount orloginMydevices.1434 +On the **Add integration** window, configure the following: 1385 1385 1386 - (% style="color:blue" %)**Step 4**(%%): SearchLT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(%style="display:none" %)1436 +**Basic settings:** 1387 1387 1388 -Search under The things network 1438 +* Select **The Things Stack Community** from the **Integration type** list. 1439 +* Enter a suitable name for your integration in the **Name **text** **box or keep the default name. 1440 +* Ensure the following options are turned on. 1441 +** Enable integration 1442 +** Debug mode 1443 +** Allow create devices or assets 1444 +* Click the **Next** button. you will be navigated to the **Uplink data converter** tab. 1389 1389 1390 -[[image: 1653356838789-523.png||height="337" width="740"]]1446 +[[image:thingseye-io-step-2.png||height="625" width="1000"]] 1391 1391 1392 1392 1449 +**Uplink data converter:** 1393 1393 1394 -After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1451 +* Click the **Create new** button if it is not selected by default. 1452 +* Enter a suitable name for the uplink data converter in the **Name **text** **box or keep the default name. 1453 +* Click the **JavaScript** button. 1454 +* 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]]. 1455 +* Click the **Next** button. You will be navigated to the **Downlink data converter **tab. 1395 1395 1396 -[[image:i mage-20220524094909-1.png||height="335" width="729"]]1457 +[[image:thingseye-io-step-3.png||height="625" width="1000"]] 1397 1397 1398 1398 1399 - [[image:image-20220524094909-2.png||height="337"width="729"]]1460 +**Downlink data converter (this is an optional step):** 1400 1400 1462 +* Click the **Create new** button if it is not selected by default. 1463 +* Enter a suitable name for the downlink data converter in the **Name **text** **box or keep the default name. 1464 +* Click the **JavaScript** button. 1465 +* Paste the downlink decoder function into the text area (first, delete the default code). The demo downlink decoder function can be found [[here>>https://raw.githubusercontent.com/ThingsEye-io/te-platform/refs/heads/main/Data%20Converters/The_Things_Network_MQTT_Downlink_Converter.js]]. 1466 +* Click the **Next** button. You will be navigated to the **Connection** tab. 1401 1401 1402 -[[image:i mage-20220524094909-3.png||height="338" width="727"]]1468 +[[image:thingseye-io-step-4.png||height="625" width="1000"]] 1403 1403 1404 1404 1405 - [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)1471 +**Connection:** 1406 1406 1473 +* Choose **Region** from the **Host type**. 1474 +* 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/...). 1475 +* Enter the **Username** and **Password** of the MQTT integration in the **Credentials** section. The **username **and **password **can be found on the MQTT integration page of your The Things Stack account (see Configuring The Things Stack). 1476 +* Click the **Check connection** button to test the connection. If the connection is successful, you will see the message saying **Connected**. 1407 1407 1408 -[[image: image-20220524094909-5.png||height="341" width="734"]]1478 +[[image:message-1.png]] 1409 1409 1410 1410 1411 - ==3.6InterfaceDetail==1481 +* Click the **Add** button. 1412 1412 1483 +[[image:thingseye-io-step-5.png||height="625" width="1000"]] 1484 + 1485 + 1486 +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. 1487 + 1488 + 1489 +[[image:thingseye.io_integrationsCenter_integrations.png||height="686" width="1000"]] 1490 + 1491 + 1492 +**Viewing integration details**: 1493 + 1494 +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. 1495 + 1496 +[[image:integration-details.png||height="686" width="1000"]] 1497 + 1498 + 1499 +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. 1500 + 1501 +{{info}} 1502 +See also ThingsEye documentation. 1503 +{{/info}} 1504 + 1505 +**Viewing events:** 1506 + 1507 +The **Events **tab displays all the uplink messages from the LT-22222-L. 1508 + 1509 +* Select **Debug **from the **Event type** dropdown. 1510 +* Select the** time frame** from the **time window**. 1511 + 1512 +[[image:thingseye-events.png||height="686" width="1000"]] 1513 + 1514 + 1515 +* To view the JSON payload of a message, click on the three dots (...) in the Message column of the desired message. 1516 + 1517 +[[image:thingseye-json.png||width="1000"]] 1518 + 1519 + 1520 +**Deleting the integration**: 1521 + 1522 +If you want to delete this integration, click the **Delete integratio**n button. 1523 + 1524 + 1525 +== 3.6 Interface Details == 1526 + 1413 1413 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1414 1414 1415 1415 1416 -Support NPN Type sensor1530 +Support NPN-type sensor 1417 1417 1418 1418 [[image:1653356991268-289.png]] 1419 1419 1420 1420 1421 -=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1535 +=== 3.6.2 Digital Input Ports: DI1/DI2 ( For LT-22222-L) === 1422 1422 1423 1423 1424 1424 ((( 1425 -The DI port of LT-22222-L can support NPN orPNP output sensor.1539 +The DI ports of the LT-22222-L can support **NPN**, **PNP**, or **dry contact** output sensors. 1426 1426 ))) 1427 1427 1428 1428 ((( 1429 1429 ((( 1430 - Internal circuitas below,the NEC2501is aphotocoupler,theActive current(from NEC2501 pin 1 to pin 2 is 1maandthemax currentis50mA. Whenthere isactive currentpassNEC2501 pin1 to pin2.The DIwillbe active high.1544 +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. 1431 1431 1432 1432 1433 1433 ))) ... ... @@ -1437,7 +1437,7 @@ 1437 1437 1438 1438 ((( 1439 1439 ((( 1440 - When use need1554 +(% 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. 1441 1441 ))) 1442 1442 ))) 1443 1443 ... ... @@ -1446,22 +1446,22 @@ 1446 1446 ))) 1447 1447 1448 1448 ((( 1449 -(% style="color: blue" %)**Example1**(%%): Connect to aLow1563 +(% style="color:#0000ff" %)**Example 1**(%%): Connecting to a low-active sensor. 1450 1450 ))) 1451 1451 1452 1452 ((( 1453 -This type of sensor willoutput a low signalGNDwhen active.1567 +This type of sensor outputs a low (GND) signal when active. 1454 1454 ))) 1455 1455 1456 1456 * ((( 1457 -Connect sensor's output to DI1- 1571 +Connect the sensor's output to DI1- 1458 1458 ))) 1459 1459 * ((( 1460 -Connect sensor's VCC to DI1+. 1574 +Connect the sensor's VCC to DI1+. 1461 1461 ))) 1462 1462 1463 1463 ((( 1464 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1578 +When the sensor is active, the current between NEC2501 pin 1 and pin 2 will be: 1465 1465 ))) 1466 1466 1467 1467 ((( ... ... @@ -1469,7 +1469,7 @@ 1469 1469 ))) 1470 1470 1471 1471 ((( 1472 - 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.1586 +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. 1473 1473 ))) 1474 1474 1475 1475 ((( ... ... @@ -1477,22 +1477,22 @@ 1477 1477 ))) 1478 1478 1479 1479 ((( 1480 -(% style="color: blue" %)**Example2**(%%): Connect to aHigh1594 +(% style="color:#0000ff" %)**Example 2**(%%): Connecting to a high-active sensor. 1481 1481 ))) 1482 1482 1483 1483 ((( 1484 -This type of sensor willoutput a high signal (example24v) when active.1598 +This type of sensor outputs a high signal (e.g., 24V) when active. 1485 1485 ))) 1486 1486 1487 1487 * ((( 1488 -Connect sensor's output to DI1+ 1602 +Connect the sensor's output to DI1+ 1489 1489 ))) 1490 1490 * ((( 1491 -Connect sensor's GND DI1-. 1605 +Connect the sensor's GND DI1-. 1492 1492 ))) 1493 1493 1494 1494 ((( 1495 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1609 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1496 1496 ))) 1497 1497 1498 1498 ((( ... ... @@ -1500,7 +1500,7 @@ 1500 1500 ))) 1501 1501 1502 1502 ((( 1503 -If **DI1+ = 24 v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mASo the LT-22222-L willbe able todetect this high1617 +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. 1504 1504 ))) 1505 1505 1506 1506 ((( ... ... @@ -1508,22 +1508,22 @@ 1508 1508 ))) 1509 1509 1510 1510 ((( 1511 -(% style="color: blue" %)**Example3**(%%): Connect to a 220vhigh1625 +(% style="color:#0000ff" %)**Example 3**(%%): Connecting to a 220V high-active sensor. 1512 1512 ))) 1513 1513 1514 1514 ((( 1515 -Assume u serwant to monitor an active signal higher than 220v,to make surenotburnthe photocoupler1629 +Assume that you want to monitor an active signal higher than 220V without damaging the photocoupler 1516 1516 ))) 1517 1517 1518 1518 * ((( 1519 -Connect sensor's output to DI1+ with a serial50K resistor1633 +Connect the sensor's output to DI1+ with a 50K resistor in series. 1520 1520 ))) 1521 1521 * ((( 1522 -Connect sensor's GND DI1-. 1636 +Connect the sensor's GND DI1-. 1523 1523 ))) 1524 1524 1525 1525 ((( 1526 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1640 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1527 1527 ))) 1528 1528 1529 1529 ((( ... ... @@ -1531,24 +1531,37 @@ 1531 1531 ))) 1532 1532 1533 1533 ((( 1534 -If sensor output is 220 v, the.= 4.3mA ,Sothe LT-22222-L will be able to detect this highsafely.1648 +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. 1535 1535 ))) 1536 1536 1537 1537 1538 - ===3.6.3 DigitalOutputPort:DO1/DO2/DO3===1652 +(% style="color:blue" %)**Example4**(%%): Connecting to Dry Contact sensor 1539 1539 1654 +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. 1540 1540 1541 - (%style="color:blue" %)**NPN output**(%%):GNDorFloat.Max voltagecanapplyto outputpin is36v.1656 +To detect a Dry Contact, you can supply a power source to one pin of the Dry Contact. Below is a reference circuit diagram. 1542 1542 1543 - (% style="color:red" %)**Note: DO pins go to float when device is power off.**1658 +[[image:image-20230616235145-1.png]] 1544 1544 1660 +(% style="color:blue" %)**Example5**(%%): Connecting to an Open Collector 1661 + 1662 +[[image:image-20240219115718-1.png]] 1663 + 1664 + 1665 +=== 3.6.3 Digital Output Ports: DO1/DO2 /DO3 === 1666 + 1667 + 1668 +(% style="color:blue" %)**NPN output**(%%): GND or Float. The maximum voltage that can be applied to the output pin is 36V. 1669 + 1670 +(% style="color:red" %)**Note: The DO pins will float when the device is powered off.** 1671 + 1545 1545 [[image:1653357531600-905.png]] 1546 1546 1547 1547 1548 -=== 3.6.4 Analog Input Interface === 1675 +=== 3.6.4 Analog Input Interfaces === 1549 1549 1550 1550 1551 -The analog input interface is as below. The LT will measure the IN2 voltagesoto calculate the current pass theLoad. The formula is:1678 +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: 1552 1552 1553 1553 1554 1554 (% style="color:blue" %)**AC2 = (IN2 voltage )/12** ... ... @@ -1555,20 +1555,19 @@ 1555 1555 1556 1556 [[image:1653357592296-182.png]] 1557 1557 1558 -Example toconnect a 4~~20mA sensor1685 +Example: Connecting a 4~~20mA sensor 1559 1559 1560 -We take the wind speed sensor as an example for reference only.1687 +We will use the wind speed sensor as an example for reference only. 1561 1561 1562 1562 1563 1563 (% style="color:blue" %)**Specifications of the wind speed sensor:** 1564 1564 1565 -(% style="color:red" %)**Red: 12~~24 v**1692 +(% style="color:red" %)**Red: 12~~24V** 1566 1566 1567 1567 (% style="color:#ffc000" %)**Yellow: 4~~20mA** 1568 1568 1569 1569 **Black: GND** 1570 1570 1571 - 1572 1572 **Connection diagram:** 1573 1573 1574 1574 [[image:1653357640609-758.png]] ... ... @@ -1576,239 +1576,147 @@ 1576 1576 [[image:1653357648330-671.png||height="155" width="733"]] 1577 1577 1578 1578 1579 - ===3.6.5 RelayOutput===1705 +Example: Connecting to a regulated power supply to measure voltage 1580 1580 1707 +[[image:image-20230608101532-1.png||height="606" width="447"]] 1581 1581 1582 -((( 1583 -The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device's Power Line to in serial of RO1_1 and RO_2. Such as below: 1709 +[[image:image-20230608101608-2.jpeg||height="379" width="284"]] 1584 1584 1585 -**Note**: RO pins go to Open(NO) when device is power off. 1586 -))) 1711 +[[image:image-20230608101722-3.png||height="102" width="1139"]] 1587 1587 1588 -[[image:image-20220524100215-9.png]] 1589 1589 1714 +(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power supply**(% style="color:blue" %)**:** 1590 1590 1591 - [[image:image-20220524100215-10.png||height="382"width="723"]]1716 +(% style="color:red" %)**Red: 12~~24v** 1592 1592 1718 +**Black: GND** 1593 1593 1594 -== 3.7 LEDs Indicators == 1595 1595 1721 +=== 3.6.5 Relay Output === 1596 1596 1597 -[[image:image-20220524100748-11.png]] 1598 1598 1599 - 1600 -= 4. Use AT Command = 1601 - 1602 -== 4.1 Access AT Command == 1603 - 1604 - 1605 1605 ((( 1606 -LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below. 1607 -))) 1725 +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: 1608 1608 1609 -((( 1610 - 1727 +**Note**: The ROx pins will be in the Open (NO) state when the LT-22222-L is powered off. 1611 1611 ))) 1612 1612 1613 -[[image: 1653358238933-385.png]]1730 +[[image:image-20220524100215-9.png]] 1614 1614 1615 1615 1616 -((( 1617 -In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below: 1618 -))) 1733 +[[image:image-20220524100215-10.png||height="382" width="723"]] 1619 1619 1620 -[[image:1653358355238-883.png]] 1621 1621 1736 +== 3.7 LEDs Indicators == 1622 1622 1623 -((( 1624 -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/]] 1625 -))) 1738 +The table below lists the behavior of LED indicators for each port function. 1626 1626 1740 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %) 1741 +|(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature** 1742 +|**PWR**|Always on when there is power 1743 +|**TX**|((( 1627 1627 ((( 1628 - AT+<CMD>?:Helpon<CMD>1745 +Device boot: TX blinks 5 times. 1629 1629 ))) 1630 1630 1631 1631 ((( 1632 - AT+<CMD>:Run<CMD>1749 +Successful network join: TX remains ON for 5 seconds. 1633 1633 ))) 1634 1634 1635 1635 ((( 1636 - AT+<CMD>=<value>:Setthevalue1753 +Transmit a LoRa packet: TX blinks once 1637 1637 ))) 1638 - 1639 -((( 1640 -AT+<CMD>=? : Get the value 1641 1641 ))) 1642 - 1643 -((( 1644 -ATZ: Trig a reset of the MCU 1756 +|**RX**|RX blinks once when a packet is received. 1757 +|**DO1**|For LT-22222-L: ON when DO1 is low, OFF when DO1 is high 1758 +|**DO2**|For LT-22222-L: ON when DO2 is low, OFF when DO2 is high 1759 +|**DI1**|((( 1760 +For LT-22222-L: ON when DI1 is high, OFF when DI1 is low 1645 1645 ))) 1646 - 1647 -((( 1648 -AT+FDR: Reset Parameters to Factory Default, Keys Reserve 1762 +|**DI2**|((( 1763 +For LT-22222-L: ON when DI2 is high, OFF when DI2 is low 1649 1649 ))) 1765 +|**RO1**|For LT-22222-L: ON when RO1 is closed, OFF when RO1 is open 1766 +|**RO2**|For LT-22222-L: ON when RO2 is closed, OFF when RO2 is open 1650 1650 1651 -((( 1652 -AT+DEUI: Get or Set the Device EUI 1653 -))) 1768 += 4. Using AT Commands = 1654 1654 1655 -((( 1656 -AT+DADDR: Get or Set the Device Address 1657 -))) 1770 +The LT-22222-L supports programming using AT Commands. 1658 1658 1659 -((( 1660 -AT+APPKEY: Get or Set the Application Key 1661 -))) 1772 +== 4.1 Connecting the LT-22222-L to a PC == 1662 1662 1663 1663 ((( 1664 - AT+NWKSKEY:Get orSet theNetworkSessionKey1775 +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. 1665 1665 ))) 1666 1666 1667 -((( 1668 -AT+APPSKEY: Get or Set the Application Session Key 1669 -))) 1778 +[[image:1653358238933-385.png]] 1670 1670 1671 -((( 1672 -AT+APPEUI: Get or Set the Application EUI 1673 -))) 1674 1674 1675 1675 ((( 1676 - AT+ADR:Get orSet theAdaptiveDataRate setting.(0:off,1: on)1782 +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: 1677 1677 ))) 1678 1678 1679 -((( 1680 -AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec) 1681 -))) 1785 +[[image:1653358355238-883.png]] 1682 1682 1683 -((( 1684 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X) 1685 -))) 1686 1686 1687 1687 ((( 1688 -AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1689 -))) 1789 +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/]] 1690 1690 1691 -((( 1692 -AT+PNM: Get or Set the public network mode. (0: off, 1: on) 1791 +== 4.2 LT-22222-L related AT commands == 1693 1693 ))) 1694 1694 1695 1695 ((( 1696 -AT+RX2FQ: Get or Set the Rx2 window frequency 1697 -))) 1795 +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. 1698 1698 1699 -((( 1700 -AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X) 1797 +* AT+<CMD>? : Help on <CMD> 1798 +* AT+<CMD> : Run <CMD> 1799 +* AT+<CMD>=<value> : Set the value 1800 +* AT+<CMD>=? : Get the value 1801 +* ATZ: Trigger a reset of the MCU 1802 +* ##**AT+FDR**##: Reset Parameters to factory default, reserve keys 1803 +* **##AT+DEUI##**: Get or set the Device EUI (DevEUI) 1804 +* **##AT+DADDR##**: Get or set the Device Address (DevAddr) 1805 +* **##AT+APPKEY##**: Get or set the Application Key (AppKey) 1806 +* AT+NWKSKEY: Get or set the Network Session Key (NwkSKey) 1807 +* AT+APPSKEY: Get or set the Application Session Key (AppSKey) 1808 +* AT+APPEUI: Get or set the Application EUI (AppEUI) 1809 +* AT+ADR: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON) 1810 +* AT+TXP: Get or set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Specification) 1811 +* AT+DR: Get or set the Data Rate. (0-7 corresponding to DR_X) 1812 +* AT+DCS: Get or set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1813 +* AT+PNM: Get or set the public network mode. (0: off, 1: on) 1814 +* AT+RX2FQ: Get or set the Rx2 window frequency 1815 +* AT+RX2DR: Get or set the Rx2 window data rate (0-7 corresponding to DR_X) 1816 +* AT+RX1DL: Get or set the delay between the end of the Tx and the Rx Window 1 in ms 1817 +* AT+RX2DL: Get or set the delay between the end of the Tx and the Rx Window 2 in ms 1818 +* AT+JN1DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1819 +* AT+JN2DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1820 +* AT+NJM: Get or set the Network Join Mode. (0: ABP, 1: OTAA) 1821 +* AT+NWKID: Get or set the Network ID 1822 +* AT+FCU: Get or set the Frame Counter Uplink (FCntUp) 1823 +* AT+FCD: Get or set the Frame Counter Downlink (FCntDown) 1824 +* AT+CLASS: Get or set the Device Class 1825 +* AT+JOIN: Join network 1826 +* AT+NJS: Get OTAA Join Status 1827 +* AT+SENDB: Send hexadecimal data along with the application port 1828 +* AT+SEND: Send text data along with the application port 1829 +* AT+RECVB: Print last received data in binary format (with hexadecimal values) 1830 +* AT+RECV: Print last received data in raw format 1831 +* AT+VER: Get current image version and Frequency Band 1832 +* AT+CFM: Get or Set the confirmation mode (0-1) 1833 +* AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1834 +* AT+SNR: Get the SNR of the last received packet 1835 +* AT+RSSI: Get the RSSI of the last received packet 1836 +* AT+TDC: Get or set the application data transmission interval in ms 1837 +* AT+PORT: Get or set the application port 1838 +* AT+DISAT: Disable AT commands 1839 +* AT+PWORD: Set password, max 9 digits 1840 +* AT+CHS: Get or set the Frequency (Unit: Hz) for Single Channel Mode 1841 +* AT+CHE: Get or set eight channels mode, Only for US915, AU915, CN470 1842 +* AT+CFG: Print all settings 1701 1701 ))) 1702 1702 1703 -((( 1704 -AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms 1705 -))) 1706 1706 1707 -((( 1708 -AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms 1709 -))) 1710 - 1711 -((( 1712 -AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1713 -))) 1714 - 1715 -((( 1716 -AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1717 -))) 1718 - 1719 -((( 1720 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA) 1721 -))) 1722 - 1723 -((( 1724 -AT+NWKID: Get or Set the Network ID 1725 -))) 1726 - 1727 -((( 1728 -AT+FCU: Get or Set the Frame Counter Uplink 1729 -))) 1730 - 1731 -((( 1732 -AT+FCD: Get or Set the Frame Counter Downlink 1733 -))) 1734 - 1735 -((( 1736 -AT+CLASS: Get or Set the Device Class 1737 -))) 1738 - 1739 -((( 1740 -AT+JOIN: Join network 1741 -))) 1742 - 1743 -((( 1744 -AT+NJS: Get OTAA Join Status 1745 -))) 1746 - 1747 -((( 1748 -AT+SENDB: Send hexadecimal data along with the application port 1749 -))) 1750 - 1751 -((( 1752 -AT+SEND: Send text data along with the application port 1753 -))) 1754 - 1755 -((( 1756 -AT+RECVB: Print last received data in binary format (with hexadecimal values) 1757 -))) 1758 - 1759 -((( 1760 -AT+RECV: Print last received data in raw format 1761 -))) 1762 - 1763 -((( 1764 -AT+VER: Get current image version and Frequency Band 1765 -))) 1766 - 1767 -((( 1768 -AT+CFM: Get or Set the confirmation mode (0-1) 1769 -))) 1770 - 1771 -((( 1772 -AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1773 -))) 1774 - 1775 -((( 1776 -AT+SNR: Get the SNR of the last received packet 1777 -))) 1778 - 1779 -((( 1780 -AT+RSSI: Get the RSSI of the last received packet 1781 -))) 1782 - 1783 -((( 1784 -AT+TDC: Get or set the application data transmission interval in ms 1785 -))) 1786 - 1787 -((( 1788 -AT+PORT: Get or set the application port 1789 -))) 1790 - 1791 -((( 1792 -AT+DISAT: Disable AT commands 1793 -))) 1794 - 1795 -((( 1796 -AT+PWORD: Set password, max 9 digits 1797 -))) 1798 - 1799 -((( 1800 -AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode 1801 -))) 1802 - 1803 -((( 1804 -AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470 1805 -))) 1806 - 1807 -((( 1808 -AT+CFG: Print all settings 1809 -))) 1810 - 1811 - 1812 1812 == 4.2 Common AT Command Sequence == 1813 1813 1814 1814 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1817,41 +1817,41 @@ 1817 1817 1818 1818 1819 1819 ((( 1820 -(% style="color:blue" %)**If device has not joined network yet:** 1854 +(% style="color:blue" %)**If the device has not joined the network yet:** 1821 1821 ))) 1822 1822 ))) 1823 1823 1824 1824 ((( 1825 -(% style="background-color:#dcdcdc" %)**123456** 1859 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1826 1826 ))) 1827 1827 1828 1828 ((( 1829 -(% style="background-color:#dcdcdc" %)**AT+FDR** 1863 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/reset parameters to factory default, reserve keys**## 1830 1830 ))) 1831 1831 1832 1832 ((( 1833 -(% style="background-color:#dcdcdc" %)**123456** 1867 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 1834 1834 ))) 1835 1835 1836 1836 ((( 1837 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1871 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/set to ABP mode**## 1838 1838 ))) 1839 1839 1840 1840 ((( 1841 -(% style="background-color:#dcdcdc" %)**ATZ** 1875 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/reset MCU**## 1842 1842 ))) 1843 1843 1844 1844 1845 1845 ((( 1846 -(% style="color:blue" %)**If device already joined network:** 1880 +(% style="color:blue" %)**If the device has already joined the network:** 1847 1847 ))) 1848 1848 1849 1849 ((( 1850 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1884 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0**## 1851 1851 ))) 1852 1852 1853 1853 ((( 1854 -(% style="background-color:#dcdcdc" %)**ATZ** 1888 +(% style="background-color:#dcdcdc" %)##**ATZ**## 1855 1855 ))) 1856 1856 1857 1857 ... ... @@ -1928,8 +1928,6 @@ 1928 1928 dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.** 1929 1929 1930 1930 **4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5.** 1931 - 1932 - 1933 1933 ))) 1934 1934 1935 1935 ((( ... ... @@ -1936,9 +1936,6 @@ 1936 1936 [[image:1653359097980-169.png||height="188" width="729"]] 1937 1937 ))) 1938 1938 1939 -((( 1940 - 1941 -))) 1942 1942 1943 1943 === 4.2.3 Change to Class A === 1944 1944 ... ... @@ -1946,44 +1946,58 @@ 1946 1946 ((( 1947 1947 (% style="color:blue" %)**If sensor JOINED:** 1948 1948 1949 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A 1950 -ATZ** 1978 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A** 1979 + 1980 +(% style="background-color:#dcdcdc" %)**ATZ** 1951 1951 ))) 1952 1952 1953 1953 1954 1954 = 5. Case Study = 1955 1955 1956 -== 5.1 Counting how many objects pass inFlow Line ==1986 +== 5.1 Counting how many objects pass through the flow Line == 1957 1957 1988 +See [[How to set up to setup counting for objects passing through the flow line>>How to set up to count objects pass in flow line]]? 1958 1958 1959 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]? 1960 1960 1961 - 1962 1962 = 6. FAQ = 1963 1963 1964 - ==6.1 Howtoupgrade theimage?==1993 +This section contains some frequently asked questions, which can help you resolve common issues and find solutions quickly. 1965 1965 1966 1966 1967 - TheLTLoRaWANControlleris shippedwitha3.5mm cable,thecableis used to upload imageto LT to:1996 +== 6.1 How to update the firmware? == 1968 1968 1998 +Dragino frequently releases firmware updates for the LT-22222-L. 1999 + 2000 +Updating your LT-22222-L with the latest firmware version helps to: 2001 + 1969 1969 * Support new features 1970 -* F orbugfix1971 -* Change LoRaWAN bands .2003 +* Fix bugs 2004 +* Change LoRaWAN frequency bands 1972 1972 1973 - Belowshowsthe hardwareconnection forhow to uploadanimage to the LT:2006 +You will need the following things before proceeding: 1974 1974 2008 +* 3.5mm programming cable (included with the LT-22222-L as an additional accessory) 2009 +* USB to TTL adapter 2010 +* 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) 2011 +* 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. 2012 + 2013 +{{info}} 2014 +As of this writing, the latest firmware version available for the LT-22222-L is v1.6.1. 2015 +{{/info}} 2016 + 2017 +Below is the hardware setup for uploading a firmware image to the LT-22222-L: 2018 + 2019 + 1975 1975 [[image:1653359603330-121.png]] 1976 1976 1977 1977 1978 -((( 1979 -(% 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]]. 1980 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]]. 1981 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1982 - 2023 +Start the STM32 Flash Loader and choose the correct COM port to update. 1983 1983 1984 1984 ((( 2026 +((( 1985 1985 (% style="color:blue" %)**For LT-22222-L**(%%): 1986 -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. 2028 + 2029 +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. 1987 1987 ))) 1988 1988 1989 1989 ... ... @@ -1998,41 +1998,36 @@ 1998 1998 [[image:image-20220524104033-15.png]] 1999 1999 2000 2000 2001 -(% style="color:red" %)**Not ice**(%%): Incaseuserhaslost the program cable.Usercanhandmade one from a 3.5mm cable. The pin mapping is:2044 +(% 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: 2002 2002 2003 - 2004 2004 [[image:1653360054704-518.png||height="186" width="745"]] 2005 2005 2006 2006 2007 2007 ((( 2008 2008 ((( 2009 -== 6.2 How to change the LoRa Frequency Bands/Region? == 2010 - 2011 - 2051 +== 6.2 How to change the LoRaWAN frequency band/region? == 2012 2012 ))) 2013 2013 ))) 2014 2014 2015 2015 ((( 2016 - Usercan follow the introductionfor[[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloadtheimages,choose the required image filefor download.2056 +You can follow the introductions on [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloading, select the required image file. 2017 2017 ))) 2018 2018 2019 2019 ((( 2020 2020 2021 2021 2022 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 2023 - 2024 - 2062 +== 6.3 How to setup LT to work with a Single Channel Gateway, such as LG01/LG02? == 2025 2025 ))) 2026 2026 2027 2027 ((( 2028 2028 ((( 2029 -In this case, u sersneed to set LT-33222-L to work in ABP mode&transmitin only one frequency.2067 +In this case, you need to set the LT-33222-L to work in ABP mode and transmit on only one frequency. 2030 2030 ))) 2031 2031 ))) 2032 2032 2033 2033 ((( 2034 2034 ((( 2035 -Assume wehave a LG02 workingin the frequency 868400000now , belowisthe step.2073 +Assume you have an LG02 working on the frequency 868400000. Below are the steps. 2036 2036 2037 2037 2038 2038 ))) ... ... @@ -2039,7 +2039,7 @@ 2039 2039 ))) 2040 2040 2041 2041 ((( 2042 -(% 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.2080 +(% 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. 2043 2043 2044 2044 2045 2045 ))) ... ... @@ -2064,13 +2064,21 @@ 2064 2064 2065 2065 ((( 2066 2066 (% style="background-color:#dcdcdc" %)**123456** (%%) : Enter Password to have AT access. 2105 + 2067 2067 (% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset Parameters to Factory Default, Keys Reserve 2107 + 2068 2068 (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode 2109 + 2069 2069 (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Set the Adaptive Data Rate Off 2111 + 2070 2070 (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Set AT+DR=3 for 915 band) 2113 + 2071 2071 (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds 2115 + 2072 2072 (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz 2117 + 2073 2073 (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%) : Set Device Address to 26 01 1A F1 2119 + 2074 2074 (% style="background-color:#dcdcdc" %)**ATZ** (%%) : Reset MCU 2075 2075 ))) 2076 2076 ... ... @@ -2082,141 +2082,142 @@ 2082 2082 [[image:1653360498588-932.png||height="485" width="726"]] 2083 2083 2084 2084 2085 -== 6.4 CanIseecountingvent inSerial? ==2131 +== 6.4 How to change the uplink interval? == 2086 2086 2133 +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/]] 2087 2087 2088 -((( 2089 -User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first. 2090 2090 2136 +== 6.5 Can I see the counting event in the serial output? == 2091 2091 2092 -== 6.5 Can i use point to point communication for LT-22222-L? == 2138 +((( 2139 +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. 2093 2093 2094 2094 2095 - Yes,pleaserefer [[PointtoPoint Communication>>doc:Main.PointPointCommunicationof LT-22222-L.WebHome]] ,this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].2142 +== 6.6 Can I use point-to-point communication with LT-22222-L? == 2096 2096 2144 +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]]. 2145 + 2097 2097 2098 2098 ))) 2099 2099 2100 2100 ((( 2101 -== 6. 6Why does the relay outputbecome thedefault andopen relay after thelt22222 is powered off? ==2150 +== 6.7 Why does the relay output default to an open relay after the LT-22222-L is powered off? == 2102 2102 2152 +* If the device is not properly shut down and is directly powered off. 2153 +* It will default to a power-off state. 2154 +* In modes 2 to 5, the DO/RO status and pulse count are saved to flash memory. 2155 +* After a restart, the status before the power failure will be read from flash. 2103 2103 2104 -If the device is not shut down, but directly powered off. 2105 2105 2106 - Itwilldefaultthatthisis apower-offstate.2158 +== 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? == 2107 2107 2108 - In modes2 to5,DOROstatusandpulsecountaresaved inflash.2160 +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: 2109 2109 2110 -After restart, the status before power failure will be read from flash. 2111 2111 2163 +[[image:image-20221006170630-1.png||height="610" width="945"]] 2112 2112 2113 -== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? == 2114 2114 2166 +== 6.9 Can the LT-22222-L save the RO state? == 2115 2115 2116 - LT-22222-L built-in relayis NO (Normal Open).Usercan use an externalrelaytoachieve NormalClosepurpose. Diagram asbelow:2168 +The firmware version must be at least 1.6.0. 2117 2117 2118 2118 2119 - [[image:image-20221006170630-1.png||height="610"width="945"]]2171 +== 6.10 Why does the LT-22222-L always report 15.585V when measuring the AVI? == 2120 2120 2173 +It is likely that the GND is not connected during the measurement, or that the wire connected to the GND is loose. 2121 2121 2122 -== 6.8 Can LT22222-L save RO state? == 2123 2123 2176 += 7. Troubleshooting = 2124 2124 2125 - Firmwareversionneedstobe no less than1.6.0.2178 +This section provides some known troubleshooting tips. 2126 2126 2127 - 2128 -= 7. Trouble Shooting = 2180 + 2129 2129 ))) 2130 2130 2131 2131 ((( 2132 2132 ((( 2133 -== 7.1 Downlink doesn't work, how to solve it? == 2134 - 2135 - 2185 +== 7.1 Downlink isn't working. How can I solve this? == 2136 2136 ))) 2137 2137 ))) 2138 2138 2139 2139 ((( 2140 -Please see this link forhow todebug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]2190 +Please refer to this link for debugging instructions: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 2141 2141 ))) 2142 2142 2143 2143 ((( 2144 2144 2145 2145 2146 -== 7.2 Have trouble to upload image. == 2147 - 2148 - 2196 +== 7.2 Having trouble uploading an image? == 2149 2149 ))) 2150 2150 2151 2151 ((( 2152 - See this link for trouble2200 +Please refer to this link for troubleshooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 2153 2153 ))) 2154 2154 2155 2155 ((( 2156 2156 2157 2157 2158 -== 7.3 Why I can't join TTN in US915 /AU915 bands? == 2159 - 2160 - 2206 +== 7.3 Why can't I join TTN in the US915 /AU915 bands? == 2161 2161 ))) 2162 2162 2163 2163 ((( 2164 -It might be a bout the channelsmapping. [[Pleasesee this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]2210 +It might be related to the channel mapping. [[Please refer to this link for details.>>https://github.com/dragino/LT-22222-L/releases]] 2165 2165 ))) 2166 2166 2167 2167 2168 -= 8.OrderInfo =2214 +== 7.4 Why can the LT-22222-L perform Uplink normally, but cannot receive Downlink? == 2169 2169 2216 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue. 2217 +Use this command to synchronize their counts: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]] 2170 2170 2219 + 2220 += 8. Ordering information = 2221 + 2171 2171 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 2172 2172 2173 2173 (% style="color:#4f81bd" %)**XXX:** 2174 2174 2175 -* (% style="color:red" %)**EU433**(%%): 2176 -* (% style="color:red" %)**EU868**(%%): 2177 -* (% style="color:red" %)**KR920**(%%): 2178 -* (% style="color:red" %)**CN470**(%%): 2179 -* (% style="color:red" %)**AS923**(%%): 2180 -* (% style="color:red" %)**AU915**(%%): 2181 -* (% style="color:red" %)**US915**(%%): 2182 -* (% style="color:red" %)**IN865**(%%): 2183 -* (% style="color:red" %)**CN779**(%%): 2226 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433 2227 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868 2228 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920 2229 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470 2230 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923 2231 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915 2232 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915 2233 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2234 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2184 2184 2185 -= 9. Packing Info = 2186 2186 2237 += 9. Packing information = 2187 2187 2188 -**Package Includes**:2239 +**Package includes**: 2189 2189 2190 -* LT-22222-L I/O Controller x 12191 -* StickAntennaforLoRaRFpartx12192 -* Bracket forcontrollerx12193 -* Program cablex 12241 +* 1 x LT-22222-L I/O Controller 2242 +* 1 x LoRa antenna matched to the frequency of the LT-22222-L 2243 +* 1 x bracket for DIN rail mounting 2244 +* 1 x 3.5mm programming cable 2194 2194 2195 2195 **Dimension and weight**: 2196 2196 2197 2197 * Device Size: 13.5 x 7 x 3 cm 2198 -* Device Weight: 105g 2249 +* Device Weight: 105 g 2199 2199 * Package Size / pcs : 14.5 x 8 x 5 cm 2200 -* Weight / pcs : 170g 2251 +* Weight / pcs : 170 g 2201 2201 2253 + 2202 2202 = 10. Support = 2203 2203 2204 - 2205 2205 * ((( 2206 -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.2257 +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. 2207 2207 ))) 2208 2208 * ((( 2209 -Provide as much information as possible regarding your enquiry (product models, accuratelydescribeyourproblemandsteps to replicate it etc) and send a mail toom>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]2260 +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]] 2210 2210 2211 - 2212 2212 2213 2213 ))) 2214 2214 2215 2215 = 11. Reference = 2216 2216 2217 - 2218 2218 * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]] 2219 2219 * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]] 2220 2220 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2221 - 2222 -
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