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 IO 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 +13,30 @@ 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, 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 +> You can use a LoRaWAN gateway, such as the Dragino LG308, to expand or create LoRaWAN coverage in your area. 48 48 ))) 49 49 50 50 ((( ... ... @@ -53,166 +53,71 @@ 53 53 54 54 ))) 55 55 56 -== 1.2 52 +== 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 -))) 56 +* STM32L072xxxx MCU 57 +* SX1276/78 Wireless Chip 58 +* Power Consumption: 59 +** Idle: 4mA@12v 60 +** 20dB Transmit: 34mA@12V 61 +* 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 -))) 65 +* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor) 66 +* 2 x Digital Output (NPN output. Max pull-up voltage 36V,450mA) 67 +* 2 x Relay Output (5A@250VAC / 30VDC) 68 +* 2 x 0~~20mA Analog Input (res:0.01mA) 69 +* 2 x 0~~30V Analog Input (res:0.01V) 70 +* 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 -))) 74 +* Frequency Range: 75 +** Band 1 (HF): 862 ~~ 1020 Mhz 76 +** Band 2 (LF): 410 ~~ 528 Mhz 77 +* 168 dB maximum link budget. 78 +* +20 dBm - 100 mW constant RF output vs. 79 +* +14 dBm high-efficiency PA. 80 +* Programmable bit rate up to 300 kbps. 81 +* High sensitivity: down to -148 dBm. 82 +* Bullet-proof front end: IIP3 = -12.5 dBm. 83 +* Excellent blocking immunity. 84 +* Low RX current of 10.3 mA, 200 nA register retention. 85 +* Fully integrated synthesizer with a resolution of 61 Hz. 86 +* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation. 87 +* Built-in bit synchronizer for clock recovery. 88 +* Preamble detection. 89 +* 127 dB Dynamic Range RSSI. 90 +* Automatic RF Sense and CAD with ultra-fast AFC. 91 +* 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 - 178 178 * LoRaWAN Class A & Class C protocol 179 - 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 - 99 +* Remotely configure parameters via LoRaWAN Downlink 188 188 * Firmware upgradable via program port 189 - 190 190 * Counting 191 191 103 +== 1.4 Applications == 192 192 193 - 194 -== 1.4 Applications == 195 - 196 - 197 197 * Smart Buildings & Home Automation 198 - 199 199 * Logistics and Supply Chain Management 200 - 201 201 * Smart Metering 202 - 203 203 * Smart Agriculture 204 - 205 205 * Smart Cities 206 - 207 207 * Smart Factory 208 208 209 - 210 - 211 211 == 1.5 Hardware Variants == 212 212 213 213 214 -(% border="1" style="background-color:#f2f2f2; width:500px" %) 215 -|(% 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**115 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %) 116 +|(% 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** 216 216 |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)((( 217 217 (% style="text-align:center" %) 218 218 [[image:image-20230424115112-1.png||height="106" width="58"]] ... ... @@ -225,96 +225,169 @@ 225 225 * 1 x Counting Port 226 226 ))) 227 227 129 += 2. Assembling the Device = 228 228 131 +== 2.1 What is included in the package? == 229 229 230 - = 2. PowerON Device=133 +The package includes the following items: 231 231 135 +* 1 x LT-22222-L I/O Controller 136 +* 1 x LoRaWAN antenna matched to the frequency of the LT-22222-L 137 +* 1 x bracket for DIN rail mounting 138 +* 1 x programming cable 232 232 233 -((( 234 -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. 235 -))) 140 +Attach the LoRaWAN antenna to the antenna connector, **ANT**,** **located on the top right side of the device, next to the upper terminal block. Secure the antenna by tightening it clockwise. 236 236 237 -((( 238 -PWR will on when device is properly powered. 142 +== 2.2 Terminals == 239 239 240 - 241 -))) 144 +Upper screw terminal block (from left to right): 242 242 146 +(% style="width:634px" %) 147 +|=(% style="width: 295px;" %)Terminal|=(% style="width: 338px;" %)Function 148 +|(% style="width:295px" %)GND|(% style="width:338px" %)Ground 149 +|(% style="width:295px" %)VIN|(% style="width:338px" %)Input Voltage 150 +|(% style="width:295px" %)AVI2|(% style="width:338px" %)Analog Voltage Input Terminal 2 151 +|(% style="width:295px" %)AVI1|(% style="width:338px" %)Analog Voltage Input Terminal 1 152 +|(% style="width:295px" %)ACI2|(% style="width:338px" %)Analog Current Input Terminal 2 153 +|(% style="width:295px" %)ACI1|(% style="width:338px" %)Analog Current Input Terminal 1 154 + 155 +Lower screw terminal block (from left to right): 156 + 157 +(% style="width:633px" %) 158 +|=(% style="width: 296px;" %)Terminal|=(% style="width: 334px;" %)Function 159 +|(% style="width:296px" %)RO1-2|(% style="width:334px" %)Relay Output 1 160 +|(% style="width:296px" %)RO1-1|(% style="width:334px" %)Relay Output 1 161 +|(% style="width:296px" %)RO2-2|(% style="width:334px" %)Relay Output 2 162 +|(% style="width:296px" %)RO2-1|(% style="width:334px" %)Relay Output 2 163 +|(% style="width:296px" %)DI2+|(% style="width:334px" %)Digital Input 2 164 +|(% style="width:296px" %)DI2-|(% style="width:334px" %)Digital Input 2 165 +|(% style="width:296px" %)DI1+|(% style="width:334px" %)Digital Input 1 166 +|(% style="width:296px" %)DI1-|(% style="width:334px" %)Digital Input 1 167 +|(% style="width:296px" %)DO2|(% style="width:334px" %)Digital Output 2 168 +|(% style="width:296px" %)DO1|(% style="width:334px" %)Digital Output 1 169 + 170 +== 2.3 Powering the LT-22222-L == 171 + 172 +The LT-22222-L I/O Controller can be powered by a **7–24V DC** power source. Connect the power supply’s positive wire to the VIN and the negative wire to the GND screw terminals. The power indicator (PWR) LED will turn on when the device is properly powered. 173 + 174 + 243 243 [[image:1653297104069-180.png]] 244 244 245 245 246 246 = 3. Operation Mode = 247 247 248 -== 3.1 How it work s? ==180 +== 3.1 How does it work? == 249 249 182 +By default, the LT-22222-L is configured to operate in LoRaWAN Class C mode. It supports OTAA (Over-the-Air Activation), the most secure method for activating a device with a LoRaWAN network server. The LT-22222-L comes with device registration information that allows you to register it with a LoRaWAN network, enabling the device to perform OTAA activation with the network server upon initial power-up and after any subsequent reboots. 250 250 251 -((( 252 -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. 253 -))) 184 +After powering on, the **TX LED** will **fast-blink 5 times** which means the LT-22222-L will enter the **work mode** and start to **join** the LoRaWAN network. The **TX LED** will be on for **5 seconds** after joining the network. When there is a **downlink** message from the server, the **RX LE**D will be on for **1 second**. When the device is sending an uplink message to the server, the **TX LED** will be on for **1 second**. See also LED status. 254 254 255 -((( 256 -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. 257 -))) 186 +In case you can't set the root key and other identifiers in the network server and must use them from the server, you can use [[AT Commands>>||anchor="H4.UseATCommand"]] to configure them on the device. 258 258 188 +== 3.2 Registering with a LoRaWAN network server == 259 259 260 - ==3.2Exampletojoin LoRaWAN network==190 +The network diagram below shows how the LT-22222-L is connected to a typical LoRaWAN network. 261 261 192 +[[image:image-20220523172350-1.png||height="266" width="864"]] 262 262 263 -((( 264 -This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 194 +=== 3.2.1 Prerequisites === 265 265 266 - 267 -))) 196 +Make sure you have the device registration information such as DevEUI, AppEUI, and AppKey with you. The registration information can be found on a sticker that can be found inside the package. Please keep the **registration information** sticker in a safe place for future reference. 268 268 269 -[[image:image-202 20523172350-1.png||height="266" width="864"]]198 +[[image:image-20230425173427-2.png||height="246" width="530"]] 270 270 200 +The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers. 271 271 272 -((( 273 -The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN: 202 +=== 3.2.2 The Things Stack Sandbox (TTSS) === 274 274 275 - 276 -))) 204 +* Log in to your [[The Things Stack Sandbox>>https://eu1.cloud.thethings.network]] account. 205 +* Create an application if you do not have one yet. 206 +* Register LT-22222-L with that application. Two registration options are available: 277 277 278 -((( 279 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller. 280 -))) 208 +==== ==== 281 281 282 -((( 283 -Each LT is shipped with a sticker with the default device EUI as below: 284 -))) 210 +==== 3.2.2.1 Using the LoRaWAN Device Repository ==== 285 285 286 -[[image:image-20230425173427-2.png||height="246" width="530"]] 212 +* Go to your application and click on the **Register end device** button. 213 +* On the **Register end device** page: 214 +** Select the option **Select the end device in the LoRaWAN Device Repository**. 215 +** Choose the **End device brand**, **Model**, **Hardware version**, **Firmware version**, and **Profile (Region)**. 216 +** Select the **Frequency plan** that matches your device. 287 287 218 +[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]] 288 288 289 -Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: 290 290 291 -**Add APP EUI in the application.** 221 +* Page continued... 222 +** Enter the **AppEUI** in the **JoinEUI** field and click the **Confirm** button. 223 +** Enter the **DevEUI** in the **DevEUI** field. 224 +** Enter the **AppKey** in the **AppKey** field. 225 +** In the **End device ID** field, enter a unique name within this application for your LT-22222-N. 226 +** Under **After registration**, select the **View registered end device** option. 292 292 293 -[[image: 1653297955910-247.png||height="321" width="716"]]228 +[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]] 294 294 230 +==== ==== 295 295 296 - **AddAPPKEYandDEVEUI**232 +==== 3.2.2.2 Entering device information manually ==== 297 297 298 -[[image:1653298023685-319.png]] 234 +* On the **Register end device** page: 235 +** Select the **Enter end device specifies manually** option as the input method. 236 +** Select the **Frequency plan** that matches your device. 237 +** Select the **LoRaWAN version**. 238 +** Select the **Regional Parameters version**. 239 +** Click **Show advanced activation, LoRaWAN class and cluster settings** link to expand the section. 240 +** Select **Over the air activation (OTAA)** option under the **Activation mode** 241 +** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities**. 299 299 243 +[[image:lt-22222-l-manually-p1.png||height="625" width="1000"]] 300 300 301 301 302 -((( 303 -(% 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. 246 +* Page continued... 247 +** Enter **AppEUI** in the **JoinEUI** field and click the **Confirm** button. 248 +** Enter **DevEUI** in the **DevEUI** field. 249 +** Enter **AppKey** in the **AppKey** field. 250 +** In the **End device ID** field, enter a unique name within this application for your LT-22222-N. 251 +** Under **After registration**, select the **View registered end device** option. 252 +** Click the **Register end device** button. 304 304 305 - 306 -))) 254 +[[image:lt-22222-l-manually-p2.png||height="625" width="1000"]] 307 307 308 -[[image:1653298044601-602.png||height="405" width="709"]] 309 309 257 +You will be navigated to the **Device overview** page. 310 310 311 -== 3.3 Uplink Payload == 312 312 260 +[[image:lt-22222-device-overview.png||height="625" width="1000"]] 313 313 314 -There are five working modes + one interrupt mode on LT for different type application: 315 315 316 - * (% style="color:blue"%)**MOD1**(%%):(default setting):2 x ACI + 2AVI + DI + DO + RO263 +==== 3.2.2.3 Joining ==== 317 317 265 +Click on **Live data** in the left navigation. The Live data panel for your application will display. 266 + 267 +Power on your LT-22222-L. It will begin joining The Things Stack LoRaWAN network server. In the **Live data** panel, you can see the **join-request** and **join-accept** messages exchanged between the device and the network server. Once successfully joined, the device will send its first **uplink data message** to the application it belongs to (in this example, **dragino-docs**). 268 + 269 + 270 +[[image:lt-22222-join-network.png||height="625" width="1000"]] 271 + 272 + 273 +By default, you will receive an uplink data message every 10 minutes. 274 + 275 +Click on one of a **Forward uplink data messages **to see its payload content. The payload content is encapsulated within the decode_payload {} JSON object. 276 + 277 +[[image:lt-22222-ul-payload-decoded.png]] 278 + 279 + 280 +If you can't see the decoded payload, it is because you haven't added the uplink formatter code. To add the uplink formatter code, select **End devices** > **LT-22222-L** > **Payload formatters** > **Uplink**. Then select **Use Device repository formatters** for the **Formatter type** dropdown. Click the **Save changes** button to apply the changes. 281 + 282 +[[image:lt-22222-ul-payload-fmt.png||height="686" width="1000"]] 283 + 284 + 285 +== 3.3 Work Modes and their Uplink Payload formats == 286 + 287 + 288 +The LT-22222-L has 5 **work modes**. It also has an interrupt/trigger mode for different types of applications that can be used together with any work mode as an additional feature. The default mode is MOD1 and you can switch between these modes using AT commands. 289 + 290 +* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO 291 + 318 318 * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 319 319 320 320 * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO ... ... @@ -325,16 +325,17 @@ 325 325 326 326 * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 327 327 302 +The uplink messages are sent over LoRaWAN FPort 2. By default, an uplink message is sent every 10 minutes. 328 328 329 - 330 330 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 331 331 332 - 333 333 ((( 334 -Th e uplink payload includestotally 9 bytes. Uplink packetsuse FPORT=2 and every 10 minutessendoneuplink by default. (%style="display:none" %)307 +This is the default mode. 335 335 336 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 337 -|(% style="background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1** 309 +The uplink payload is 11 bytes long. (% style="display:none" wfd-invisible="true" %) 310 + 311 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 312 +|(% 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** 338 338 |Value|((( 339 339 AVI1 voltage 340 340 )))|((( ... ... @@ -343,35 +343,32 @@ 343 343 ACI1 Current 344 344 )))|((( 345 345 ACI2 Current 346 -)))|DIDORO*|((( 321 +)))|**DIDORO***|((( 347 347 Reserve 348 348 )))|MOD 349 349 ))) 350 350 351 351 ((( 352 - 327 +(% 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. 353 353 354 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 355 - 356 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 357 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 358 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1 329 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 330 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 331 +|RO1|RO2|--DI3--|DI2|DI1|--DO3--|DO2|DO1 359 359 ))) 360 360 334 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 335 +* DI is for digital input. DIx=1: HIGH or FLOATING, DIx=0: LOW. 336 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 361 361 362 -* RO is for relay. ROx=1 : close,ROx=0 always open. 363 -* DI is for digital input. DIx=1: high or float, DIx=0: low. 364 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 338 +(% style="color:red" %)**Note: DI3 and DO3 bits are not valid for LT-22222-L** 365 365 366 - (%style="color:red"%)**Note:DI3andDO3 bitarenot valid for LT-22222-L**340 +For example, if the payload is: [[image:image-20220523175847-2.png]] 367 367 368 -For example if payload is: [[image:image-20220523175847-2.png]] 369 369 343 +**The interface values can be calculated as follows: ** 370 370 371 - **Thevalueforthe interface is:**345 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 372 372 373 -AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 374 - 375 375 AVI2 channel voltage is 0x04AC/1000=1.196V 376 376 377 377 ACI1 channel current is 0x1310/1000=4.880mA ... ... @@ -378,38 +378,35 @@ 378 378 379 379 ACI2 channel current is 0x1300/1000=4.864mA 380 380 381 -The last byte 0xAA= 10101010( B) means353 +The last byte 0xAA= **10101010**(b) means, 382 382 383 -* [1] RO1 relay channel is close and the RO1 LED is ON. 384 -* [0] RO2 relay channel is open and RO2 LED is OFF; 355 +* [1] The RO1 relay channel is CLOSED, and the RO1 LED is ON. 356 +* [0] The RO2 relay channel is OPEN, and the RO2 LED is OFF. 357 +* **[1] DI3 - not used for LT-22222-L.** 358 +* [0] DI2 channel input is LOW, and the DI2 LED is OFF. 359 +* [1] DI1 channel input state: 360 +** DI1 is FLOATING when no sensor is connected between DI1+ and DI1-. 361 +** DI1 is HIGH when a sensor is connected between DI1- and DI1+ and the sensor is ACTIVE. 362 +** DI1 LED is ON in both cases. 363 +* **[0] DO3 - not used for LT-22222-L.** 364 +* [1] DO2 channel output is LOW, and the DO2 LED is ON. 365 +* [0] DO1 channel output state: 366 +** DO1 is FLOATING when there is no load between DO1 and V+. 367 +** DO1 is HIGH when there is a load between DO1 and V+. 368 +** DO1 LED is OFF in both cases. 385 385 386 -**LT22222-L:** 387 - 388 -* [1] DI2 channel is high input and DI2 LED is ON; 389 -* [0] DI1 channel is low input; 390 - 391 -* [0] DO3 channel output state 392 -** DO3 is float in case no load between DO3 and V+.; 393 -** DO3 is high in case there is load between DO3 and V+. 394 -** DO3 LED is off in both case 395 -* [1] DO2 channel output is low and DO2 LED is ON. 396 -* [0] DO1 channel output state 397 -** DO1 is float in case no load between DO1 and V+.; 398 -** DO1 is high in case there is load between DO1 and V+. 399 -** DO1 LED is off in both case 400 - 401 401 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 402 402 403 403 404 404 ((( 405 -**For LT-22222-L**: this mode the**DI1 and DI2** are used as counting pins.374 +**For LT-22222-L**: In this mode, **DI1 and DI2** are used as counting pins. 406 406 ))) 407 407 408 408 ((( 409 -T otal:11 bytespayload378 +The uplink payload is 11 bytes long. 410 410 411 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)412 -|(% style="background-color:# D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**4**|(% style="background-color:#D9E2F3;color:#0070C0" %)**4**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**380 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 381 +|(% 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** 413 413 |Value|COUNT1|COUNT2 |DIDORO*|((( 414 414 Reserve 415 415 )))|MOD ... ... @@ -416,66 +416,57 @@ 416 416 ))) 417 417 418 418 ((( 419 - 388 +(% 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. 420 420 421 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 390 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 391 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 392 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 422 422 423 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 424 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 425 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 426 - 427 -RO is for relay. ROx=1 : close,ROx=0 always open. 394 +* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN. 428 428 ))) 429 429 430 -* FIRST: Indicate this is the first packet after join network. 431 -* DO is for reverse digital output. DOx=1: output low, DOx=0:highorfloat.397 +* FIRST: Indicates that this is the first packet after joining the network. 398 +* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING. 432 432 433 433 ((( 434 -(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 435 -))) 401 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L** 436 436 437 -((( 438 438 404 +))) 439 439 440 -**To use counting mode, please run:** 406 +((( 407 +**To activate this mode, run the following AT commands:** 441 441 ))) 442 442 410 +((( 443 443 (% class="box infomessage" %) 444 444 ((( 445 -((( 446 -((( 447 447 **AT+MOD=2** 448 -))) 449 449 450 -((( 451 451 **ATZ** 452 452 ))) 453 453 ))) 454 -))) 455 455 456 456 ((( 457 457 458 458 459 459 (% style="color:#4f81bd" %)**AT Commands for counting:** 460 - 461 - 462 462 ))) 463 463 464 464 ((( 465 465 **For LT22222-L:** 466 466 428 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (sets the DI1 port to trigger on a LOW level. The valid signal duration is 100ms) ** 467 467 468 -(% style="color:blue" %)**AT+TRIG1= 0,100**(%%)**lowlevel,valid signal is 100ms) **430 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (sets the DI1 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 469 469 470 -(% style="color:blue" %)**AT+TRIG 1=1,100**(%%)**1port to trigger onhighlevel,valid signal is 100ms432 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (sets the DI2 port to trigger on a LOW level. The valid signal duration is 100ms) ** 471 471 472 -(% style="color:blue" %)**AT+TRIG2= 0,100**(%%)**lowlevel,valid signal is 100ms) **434 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (sets the DI2 port to trigger on a HIGH level. The valid signal duration is 100ms) ** 473 473 474 -(% style="color:blue" %)**AT+T RIG2=1,100**(%%)**DI2 portto triggeronhigh level, validsignalis 100ms)436 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (sets the COUNT1 value to 60)** 475 475 476 -(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (Set COUNT1 value to 60)** 477 - 478 -(% style="color:blue" %)**AT+SETCNT=2,60**(%%)** (Set COUNT2 value to 60)** 438 +(% style="color:blue" %)**AT+SETCNT=2,60 **(%%)**(sets the COUNT2 value to 60)** 479 479 ))) 480 480 481 481 ... ... @@ -482,10 +482,10 @@ 482 482 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 483 483 484 484 485 -**LT22222-L**: This mode the DI1 is used as a counting pin.445 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 486 486 487 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)488 -|(% style="background-color:# D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**4**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**447 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 448 +|(% 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** 489 489 |Value|COUNT1|((( 490 490 ACI1 Current 491 491 )))|((( ... ... @@ -493,44 +493,39 @@ 493 493 )))|DIDORO*|Reserve|MOD 494 494 495 495 ((( 496 - 456 +(% style="color:#4f81bd" %)***DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below. 497 497 498 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 499 - 500 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 501 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 502 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 458 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 459 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 460 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 503 503 ))) 504 504 463 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 464 +* FIRST: Indicates that this is the first packet after joining the network. 465 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 505 505 506 -* RO is for relay. ROx=1 : close,ROx=0 always open. 507 -* FIRST: Indicate this is the first packet after join network. 508 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 509 - 510 510 ((( 511 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 468 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 512 512 ))) 513 513 514 514 515 515 ((( 516 -**To usecountingmode,pleaserun:**473 +**To activate this mode, run the following AT commands:** 517 517 ))) 518 518 476 +((( 519 519 (% class="box infomessage" %) 520 520 ((( 521 -((( 522 -((( 523 523 **AT+MOD=3** 524 -))) 525 525 526 -((( 527 527 **ATZ** 528 528 ))) 529 529 ))) 530 -))) 531 531 532 532 ((( 533 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 486 +AT Commands for counting: 487 + 488 +The AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 534 534 ))) 535 535 536 536 ... ... @@ -538,73 +538,64 @@ 538 538 539 539 540 540 ((( 541 -**LT22222-L**: This mode the DI1 is used as a counting pin.496 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 542 542 ))) 543 543 544 544 ((( 545 -The AVI1 is also used for counting. AVI1 is usedtomonitor the voltage.Itwillcheck thevoltage**every 60s**,if voltage is higher or lower than VOLMAX mV, the AVI1Countingincrease 1,so AVI1 countingcanbe used to measure a machine working hour.500 +The AVI1 is also used for counting. It monitors the voltage and checks it every **60 seconds**. If the voltage is higher or lower than VOLMAX mV, the AVI1 count increases by 1, allowing AVI1 counting to be used to measure a machine's working hours. 546 546 547 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)548 -|(% style="background-color:# D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**4**|(% style="background-color:#D9E2F3;color:#0070C0" %)**4**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**502 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 503 +|(% 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** 549 549 |Value|COUNT1|AVI1 Counting|DIDORO*|((( 550 -Reserve)))|MOD 505 +Reserve 506 +)))|MOD 551 551 ))) 552 552 553 - 554 554 ((( 555 -(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination forRO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1.Totally1bytesas below510 +(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below. 556 556 557 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)558 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 559 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 512 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 513 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 514 +|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1 560 560 ))) 561 561 517 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 518 +* FIRST: Indicates that this is the first packet after joining the network. 519 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 562 562 563 -* RO is for relay. ROx=1 : close,ROx=0 always open. 564 -* FIRST: Indicate this is the first packet after join network. 565 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 566 - 567 567 ((( 568 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 569 -))) 522 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 570 570 571 -((( 572 572 525 +))) 573 573 574 -**To use this mode, please run:** 527 +((( 528 +**To activate this mode, run the following AT commands:** 575 575 ))) 576 576 531 +((( 577 577 (% class="box infomessage" %) 578 578 ((( 579 -((( 580 -((( 581 581 **AT+MOD=4** 582 -))) 583 583 584 -((( 585 585 **ATZ** 586 586 ))) 587 587 ))) 588 -))) 589 589 590 - 591 591 ((( 592 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 541 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 593 593 ))) 594 594 595 595 ((( 596 - 545 +**In addition to that, below are the commands for AVI1 Counting:** 597 597 598 - **Plusbelowcommand for AVI1Counting:**547 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (Sets AVI Count to 60)** 599 599 600 - 601 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (set AVI Count to 60)** 602 - 603 603 (% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 604 604 605 605 (% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)** (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 606 606 607 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 553 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 608 608 ))) 609 609 610 610 ... ... @@ -611,10 +611,10 @@ 611 611 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 612 612 613 613 614 -**LT22222-L**: This mode the DI1 is used as a counting pin.560 +**LT22222-L**: In this mode, the DI1 is used as a counting pin. 615 615 616 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)617 -|(% style="background-color:# D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**562 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 563 +|(% 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** 618 618 |Value|((( 619 619 AVI1 voltage 620 620 )))|((( ... ... @@ -626,46 +626,38 @@ 626 626 )))|MOD 627 627 628 628 ((( 629 - 575 +(% 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. 630 630 631 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 632 - 633 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %) 634 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 577 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 578 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 635 635 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 636 636 ))) 637 637 638 -* RO is for relay. ROx=1 ,ROx=0 always open.639 -* FIRST: Indicate this is the first packet after join network. 582 +* RO is for the relay. ROx=1: closed, ROx=0 always open. 583 +* FIRST: Indicates that this is the first packet after joining the network. 640 640 * ((( 641 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 585 +DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating. 642 642 ))) 643 643 644 644 ((( 645 -(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 589 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 646 646 ))) 647 647 648 648 ((( 649 - 650 - 651 -**To use this mode, please run:** 593 +**To activate this mode, run the following AT commands:** 652 652 ))) 653 653 596 +((( 654 654 (% class="box infomessage" %) 655 655 ((( 656 -((( 657 -((( 658 658 **AT+MOD=5** 659 -))) 660 660 661 -((( 662 662 **ATZ** 663 663 ))) 664 664 ))) 665 -))) 666 666 667 667 ((( 668 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 606 +Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s. 669 669 ))) 670 670 671 671 ... ... @@ -672,49 +672,46 @@ 672 672 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 673 673 674 674 675 -(% style="color:#4f81bd" %)**This mode is anoptionalmode for trigger purpose. It can runtogether with other mode.**613 +(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate together with other modes.** 676 676 677 -For example, if u serhasconfiguredbelow commands:615 +For example, if you configured the following commands: 678 678 679 679 * **AT+MOD=1 ** **~-~->** The normal working mode 680 -* **AT+ADDMOD6=1** **~-~->** Enable trigger 618 +* **AT+ADDMOD6=1** **~-~->** Enable trigger mode 681 681 682 -LT will keepmonitoringAV1/AV2/AC1/AC2 every 5 seconds;LT will send uplink packets in two cases:620 +The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. LT will send uplink packets in two cases: 683 683 684 -1. Periodically uplink (Base on TDC time). Payload is same asthenormalMOD(MODabove command). This uplink usesLoRaWAN(% style="color:#4f81bd" %)**unconfirmed**(%%)data type685 -1. Trigger uplink when meetthe trigger condition. LT will senttwo packets in this case, the first uplink use payload specifyin thismod (mod=6), the second packetsuseforabovesettings). BothUplinks use LoRaWAN(% style="color:#4f81bd" %)**CONFIRMEDdata type.**622 +1. Periodically uplink (Based on TDC time). The payload is the same as in normal mode (MOD=1 for the commands above). These are (% style="color:#4f81bd" %)**unconfirmed**(%%) uplinks. 623 +1. Trigger uplink when the trigger condition is met. LT will send two packets in this case. The first uplink uses the payload specified in trigger mode (MOD=6). The second packet uses the normal mode payload (MOD=1 as set above). Both are (% style="color:#4f81bd" %)**CONFIRMED uplinks.** 686 686 687 687 (% style="color:#037691" %)**AT Command to set Trigger Condition**: 688 688 627 +(% style="color:#4f81bd" %)**Trigger based on voltage**: 689 689 690 -(% style="color:#4f81bd" %)**Trigger base on voltage**: 691 - 692 692 Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH> 693 693 694 694 695 695 **Example:** 696 696 697 -AT+AVLIM=3000,6000,0,2000 ( If AVI1 voltage lower than 3vor higher than 6v.v, LT will trigger Uplink)634 +AT+AVLIM=3000,6000,0,2000 (triggers an uplink if AVI1 voltage is lower than 3V or higher than 6V, or if AV2 voltage is higher than 2V) 698 698 699 -AT+AVLIM=5000,0,0,0 ( If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)636 +AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use) 700 700 701 701 639 +(% style="color:#4f81bd" %)**Trigger based on current**: 702 702 703 -(% style="color:#4f81bd" %)**Trigger base on current**: 704 - 705 705 Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH> 706 706 707 707 708 708 **Example:** 709 709 710 -AT+ACLIM=10000,15000,0,0 ( If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)646 +AT+ACLIM=10000,15000,0,0 (triggers an uplink if ACI1 voltage is lower than 10mA or higher than 15mA) 711 711 712 712 649 +(% style="color:#4f81bd" %)**Trigger based on DI status**: 713 713 714 - (%style="color:#4f81bd"%)**Triggerbaseon DI status**:651 +DI status triggers Flag. 715 715 716 -DI status trigger Flag. 717 - 718 718 Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG > 719 719 720 720 ... ... @@ -723,137 +723,116 @@ 723 723 AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 724 724 725 725 726 -(% style="color:#037691" %)**Downlink Command toset Trigger Condition:**661 +(% style="color:#037691" %)**LoRaWAN Downlink Commands for Setting the Trigger Conditions:** 727 727 728 728 Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM** 729 729 730 730 Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4 731 731 732 - AA: Code for this downlink Command: 667 + AA: Type Code for this downlink Command: 733 733 734 - xx: 0: Limit for AV1 and AV2; ,DI2 trigger enable/disable669 + xx: **0**: Limit for AV1 and AV2; **1**: limit for AC1 and AC2; **2**: DI1and DI2 trigger enable/disable. 735 735 736 - yy1 yy1: AC1 or AV1 lowlimit or DI1/DI2 trigger status.671 + yy1 yy1: AC1 or AV1 LOW limit or DI1/DI2 trigger status. 737 737 738 - yy2 yy2: AC1 or AV1 highlimit.673 + yy2 yy2: AC1 or AV1 HIGH limit. 739 739 740 - yy3 yy3: AC2 or AV2 lowlimit.675 + yy3 yy3: AC2 or AV2 LOW limit. 741 741 742 - Yy4 yy4: AC2 or AV2 highlimit.677 + Yy4 yy4: AC2 or AV2 HIGH limit. 743 743 744 744 745 -**Example1**: AA 00 13 88 00 00 00 00 00 00 680 +**Example 1**: AA 00 13 88 00 00 00 00 00 00 746 746 747 -Same as AT+AVLIM=5000,0,0,0 If AVI1 voltage lower than 5V, triggeruplink,0 meansignore)682 +Same as AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage is lower than 5V. Use 0s for parameters that are not in use) 748 748 749 749 750 -**Example2**: AA 02 01 00 685 +**Example 2**: AA 02 01 00 751 751 752 -Same as AT+ DTRI =1,0 687 +Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 753 753 754 754 755 - 756 756 (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:** 757 757 758 -MOD6 Payload payload692 +MOD6 Payload: total of 11 bytes 759 759 760 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)761 -|**Size(bytes)**|**1**|**1**|**1**|**6**|**1**|**1** 694 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 695 +|(% 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** 762 762 |Value|((( 763 -TRI_A 764 -FLAG 697 +TRI_A FLAG 765 765 )))|((( 766 -TRI_A 767 -Status 699 +TRI_A Status 768 768 )))|((( 769 -TRI_DI 770 -FLAG+STA 701 +TRI_DI FLAG+STA 771 771 )))|Reserve|Enable/Disable MOD6|((( 772 -MOD 773 -(6) 703 +MOD(6) 774 774 ))) 775 775 776 -(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 706 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1 byte as below 777 777 778 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)779 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 708 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 709 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 780 780 |((( 781 -AV1_ 782 -LOW 711 +AV1_LOW 783 783 )))|((( 784 -AV1_ 785 -HIGH 713 +AV1_HIGH 786 786 )))|((( 787 -AV2_ 788 -LOW 715 +AV2_LOW 789 789 )))|((( 790 -AV2_ 791 -HIGH 717 +AV2_HIGH 792 792 )))|((( 793 -AC1_ 794 -LOW 719 +AC1_LOW 795 795 )))|((( 796 -AC1_ 797 -HIGH 721 +AC1_HIGH 798 798 )))|((( 799 -AC2_ 800 -LOW 723 +AC2_LOW 801 801 )))|((( 802 -AC2_ 803 -HIGH 725 +AC2_HIGH 804 804 ))) 805 805 806 -* Each bit sshows if the corresponding trigger has been configured.728 +* Each bit shows if the corresponding trigger has been configured. 807 807 808 808 **Example:** 809 809 810 -10100000: Means the system has configure to use the trigger: A C1_LOW and AV2_LOW732 +10100000: Means the system has configure to use the trigger: AV1_LOW and AV2_LOW 811 811 812 812 813 -(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below 735 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1 byte as below 814 814 815 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)816 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 737 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 738 +|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0** 817 817 |((( 818 -AV1_ 819 -LOW 740 +AV1_LOW 820 820 )))|((( 821 -AV1_ 822 -HIGH 742 +AV1_HIGH 823 823 )))|((( 824 -AV2_ 825 -LOW 744 +AV2_LOW 826 826 )))|((( 827 -AV2_ 828 -HIGH 746 +AV2_HIGH 829 829 )))|((( 830 -AC1_ 831 -LOW 748 +AC1_LOW 832 832 )))|((( 833 -AC1_ 834 -HIGH 750 +AC1_HIGH 835 835 )))|((( 836 -AC2_ 837 -LOW 752 +AC2_LOW 838 838 )))|((( 839 -AC2_ 840 -HIGH 754 +AC2_HIGH 841 841 ))) 842 842 843 -* Each bit sshows which status has been trigger on this uplink.757 +* Each bit shows which status has been triggered on this uplink. 844 844 845 845 **Example:** 846 846 847 -10000000: Means this p acketis trigger by AC1_LOW.Means voltage too low.761 +10000000: Means this uplink is triggered by AV1_LOW. That means the voltage is too low. 848 848 849 849 850 850 (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below 851 851 852 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)766 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 853 853 |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 854 854 |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG 855 855 856 -* Each bits shows which status has been trigger on this uplink. 770 +* Each bits shows which status has been triggered on this uplink. 857 857 858 858 **Example:** 859 859 ... ... @@ -880,11 +880,11 @@ 880 880 ))) 881 881 882 882 883 -== 3.4 Configure LT via AT or Downlink == 797 +== 3.4 Configure LT via AT Commands or Downlinks == 884 884 885 885 886 886 ((( 887 -User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands801 +User can configure LT I/O Controller via AT Commands or LoRaWAN Downlinks. 888 888 ))) 889 889 890 890 ((( ... ... @@ -899,9 +899,8 @@ 899 899 900 900 === 3.4.1 Common Commands === 901 901 902 - 903 903 ((( 904 -The yshould be available foreachofDraginoSensors, such as:change uplink interval,reset device. For firmware v1.5.4, usercan findwhat common commandsit supports:[[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]817 +These commands should be available for all Dragino sensors, such as changing the uplink interval or resetting the device. For firmware v1.5.4, you can find the supported common commands under [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]. 905 905 ))) 906 906 907 907 ... ... @@ -909,38 +909,37 @@ 909 909 910 910 ==== 3.4.2.1 Set Transmit Interval ==== 911 911 825 +Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes. 912 912 913 - Setdeviceuplink interval.827 +* (% style="color:#037691" %)**AT command:** 914 914 915 - *(% style="color:#037691" %)**ATommand:**829 +(% style="color:blue" %)**AT+TDC=N** 916 916 917 - (%style="color:blue"%)**AT+TDC=N**831 +where N is the time in milliseconds. 918 918 833 +**Example: **AT+TDC=30000. This will set the uplink interval to 30 seconds 919 919 920 -**Example: **AT+TDC=30000. Means set interval to 30 seconds 921 921 836 +* (% style="color:#037691" %)**Downlink payload (prefix 0x01):** 922 922 923 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):** 924 - 925 925 (% style="color:blue" %)**0x01 aa bb cc **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)** 926 926 927 927 928 928 929 -==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 842 +==== 3.4.2.2 Set the Work Mode (AT+MOD) ==== 930 930 931 931 932 -Set work mode. 845 +Sets the work mode. 933 933 934 -* (% style="color:#037691" %)**AT Command:**847 +* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N ** 935 935 936 - (%style="color:blue"%)**AT+MOD=N **849 +Where N is the work mode. 937 937 851 +**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode. 938 938 939 -**Example**: AT+MOD=2. Set work mode to Double DI counting mode 940 940 854 +* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):** 941 941 942 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 943 - 944 944 (% style="color:blue" %)**0x0A aa **(%%)** ** ~/~/ Same as AT+MOD=aa 945 945 946 946 ... ... @@ -948,34 +948,30 @@ 948 948 ==== 3.4.2.3 Poll an uplink ==== 949 949 950 950 951 - * (%style="color:#037691"%)**ATCommand:**863 +Asks the device to send an uplink. 952 952 953 -There is no AT Command to poll uplink 865 +* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink 954 954 867 +* (% style="color:#037691" %)**Downlink payload (prefix 0x08):** 955 955 956 -* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 957 - 958 958 (% style="color:blue" %)**0x08 FF **(%%)** **~/~/ Poll an uplink 959 959 960 - 961 961 **Example**: 0x08FF, ask device to send an Uplink 962 962 963 963 964 964 965 -==== 3.4.2.4 Enable Trigger Mode ==== 875 +==== 3.4.2.4 Enable/Disable Trigger Mode ==== 966 966 967 967 968 - Use oftrigger mode,pleasecheck[[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]878 +Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]). 969 969 970 -* (% style="color:#037691" %)**AT Command:** 880 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0** 971 971 972 -(% style="color: blue" %)**AT+ADDMOD6=1or0**882 +(% style="color:red" %)**1:** (%%)Enable the trigger mode 973 973 974 -(% style="color:red" %)** 1:**EnableTriggerMode884 +(% style="color:red" %)**0: **(%%)Disable the trigger mode 975 975 976 -(% style="color:red" %)**0: **(%%)Disable Trigger Mode 977 977 978 - 979 979 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):** 980 980 981 981 (% style="color:blue" %)**0x0A 06 aa **(%%) ~/~/ Same as AT+ADDMOD6=aa ... ... @@ -985,16 +985,15 @@ 985 985 ==== 3.4.2.5 Poll trigger settings ==== 986 986 987 987 988 -Poll trigger settings ,896 +Polls the trigger settings 989 989 990 990 * (% style="color:#037691" %)**AT Command:** 991 991 992 992 There is no AT Command for this feature. 993 993 994 - 995 995 * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 996 996 997 -(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll trigger settings ,device will uplink trigger settings once receive this command904 +(% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll the trigger settings. Device will uplink trigger settings once receive this command 998 998 999 999 1000 1000 ... ... @@ -1001,17 +1001,13 @@ 1001 1001 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 1002 1002 1003 1003 1004 -Enable Disable DI1/DI2/DI2 as trigger, 911 +Enable or Disable DI1/DI2/DI2 as trigger, 1005 1005 1006 -* (% style="color:#037691" %)**AT Command:** 913 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 1007 1007 1008 - (% style="color:blue" %)**Format:AT+DTRI=<DI1_TIRGGER_FlAG>,<DI2_TIRGGER_FlAG>**915 +**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 1009 1009 1010 1010 1011 -**Example:** 1012 - 1013 -AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 1014 - 1015 1015 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 1016 1016 1017 1017 (% style="color:blue" %)**0xAA 02 aa bb ** (%%) ~/~/ Same as AT+DTRI=aa,bb ... ... @@ -1023,20 +1023,15 @@ 1023 1023 1024 1024 Set DI1 or DI3(for LT-33222-L) trigger. 1025 1025 1026 -* (% style="color:#037691" %)**AT Command:** 929 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b** 1027 1027 1028 -(% style="color:blue" %)**AT+TRIG1=a,b** 1029 - 1030 1030 (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 1031 1031 1032 1032 (% style="color:red" %)**b :** (%%)delay timing. 1033 1033 935 +**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 1034 1034 1035 -**Example:** 1036 1036 1037 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 1038 - 1039 - 1040 1040 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 1041 1041 1042 1042 (% style="color:blue" %)**0x09 01 aa bb cc ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc) ... ... @@ -1046,22 +1046,17 @@ 1046 1046 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 1047 1047 1048 1048 1049 -Set DI2 trigger. 947 +Sets DI2 trigger. 1050 1050 1051 -* (% style="color:#037691" %)**AT Command:** 949 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b** 1052 1052 1053 -(% style="color: blue" %)**AT+TRIG2=a,b**951 +(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1). 1054 1054 1055 -(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 1056 - 1057 1057 (% style="color:red" %)**b :** (%%)delay timing. 1058 1058 955 +**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms ) 1059 1059 1060 -**Example:** 1061 1061 1062 -AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 1063 - 1064 - 1065 1065 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** 1066 1066 1067 1067 (% style="color:blue" %)**0x09 02 aa bb cc ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc) ... ... @@ -1073,11 +1073,8 @@ 1073 1073 1074 1074 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1075 1075 1076 -* (% style="color:#037691" %)**AT Command** 969 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM** 1077 1077 1078 -(% style="color:blue" %)**AT+ACLIM** 1079 - 1080 - 1081 1081 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** 1082 1082 1083 1083 (% 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"]] ... ... @@ -1089,11 +1089,8 @@ 1089 1089 1090 1090 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 1091 1091 1092 -* (% style="color:#037691" %)**AT Command** 982 +* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 1093 1093 1094 -(% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 1095 - 1096 - 1097 1097 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** 1098 1098 1099 1099 (% 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"]] ... ... @@ -1103,20 +1103,15 @@ 1103 1103 ==== 3.4.2.11 Trigger – Set minimum interval ==== 1104 1104 1105 1105 1106 -Set AV and AC trigger minimum interval ,systemwon't response to the second trigger within this set time after the first trigger.993 +Sets AV and AC trigger minimum interval. Device won't response to the second trigger within this set time after the first trigger. 1107 1107 1108 -* (% style="color:#037691" %)**AT Command** 995 +* (% 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. 1109 1109 1110 -(% style="color:blue" %)**AT+ATDC=5 ** (%%)Device won't response the second trigger within 5 minute after the first trigger. 1111 - 1112 - 1113 1113 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** 1114 1114 1115 1115 (% style="color:blue" %)**0x AC aa bb **(%%) ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 1116 1116 1117 1117 ((( 1118 - 1119 - 1120 1120 (% style="color:red" %)**Note: ATDC setting must be more than 5min** 1121 1121 ))) 1122 1122 ... ... @@ -1131,8 +1131,9 @@ 1131 1131 1132 1132 1133 1133 * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)** 1134 -* (% style="color:blue" %)**0x02 aa bb cc ** (%%)~/~/ Set DO1/DO2/DO3 output 1135 1135 1017 +(% style="color:blue" %)**0x02 aa bb cc ** (%%)~/~/ Set DO1/DO2/DO3 output 1018 + 1136 1136 ((( 1137 1137 If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low. 1138 1138 ))) ... ... @@ -1140,14 +1140,13 @@ 1140 1140 ((( 1141 1141 01: Low, 00: High , 11: No action 1142 1142 1143 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:5 20px" %)1144 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**1026 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 1027 +|(% 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** 1145 1145 |02 01 00 11|Low|High|No Action 1146 1146 |02 00 11 01|High|No Action|Low 1147 1147 |02 11 01 00|No Action|Low|High 1148 1148 ))) 1149 1149 1150 - 1151 1151 ((( 1152 1152 (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.** 1153 1153 ))) ... ... @@ -1185,7 +1185,7 @@ 1185 1185 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1186 1186 1187 1187 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1188 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**1070 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1189 1189 |0x01|DO1 set to low 1190 1190 |0x00|DO1 set to high 1191 1191 |0x11|DO1 NO Action ... ... @@ -1193,7 +1193,7 @@ 1193 1193 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1194 1194 1195 1195 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1196 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**1078 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1197 1197 |0x01|DO2 set to low 1198 1198 |0x00|DO2 set to high 1199 1199 |0x11|DO2 NO Action ... ... @@ -1201,7 +1201,7 @@ 1201 1201 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1202 1202 1203 1203 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1204 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**1086 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1205 1205 |0x01|DO3 set to low 1206 1206 |0x00|DO3 set to high 1207 1207 |0x11|DO3 NO Action ... ... @@ -1215,7 +1215,6 @@ 1215 1215 1216 1216 Before Firmwre v1.6.0 the latch time only suport 2 bytes. 1217 1217 1218 - 1219 1219 (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** 1220 1220 1221 1221 ... ... @@ -1239,7 +1239,7 @@ 1239 1239 1240 1240 1241 1241 1242 -==== 3.4.2. 1123 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1243 1243 1244 1244 1245 1245 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1257,10 +1257,10 @@ 1257 1257 ))) 1258 1258 1259 1259 ((( 1260 -0 1: Close , 00: Open , 11: No action1141 +00: Closed , 01: Open , 11: No action 1261 1261 1262 1262 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %) 1263 -|(% style="background-color:# d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**1144 +|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2** 1264 1264 |03 00 11|Open|No Action 1265 1265 |03 01 11|Close|No Action 1266 1266 |03 11 00|No Action|Open ... ... @@ -1271,10 +1271,6 @@ 1271 1271 |03 00 01|Open|Close 1272 1272 ))) 1273 1273 1274 -((( 1275 - 1276 -))) 1277 - 1278 1278 (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** 1279 1279 1280 1280 ... ... @@ -1346,11 +1346,8 @@ 1346 1346 1347 1347 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1348 1348 1349 -* (% style="color:#037691" %)**AT Command:** 1226 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1350 1350 1351 -(% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1352 - 1353 - 1354 1354 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** 1355 1355 1356 1356 (% style="color:blue" %)**0xA5 aa bb cc ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc ... ... @@ -1360,10 +1360,8 @@ 1360 1360 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1361 1361 1362 1362 1363 -* (% style="color:#037691" %)**AT Command:** 1237 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) ** 1364 1364 1365 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) ** 1366 - 1367 1367 (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count 1368 1368 1369 1369 (% style="color:red" %)**bb cc dd ee: **(%%)number to be set ... ... @@ -1380,11 +1380,8 @@ 1380 1380 1381 1381 Clear counting for counting mode 1382 1382 1383 -* (% style="color:#037691" %)**AT Command:** 1255 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1384 1384 1385 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1386 - 1387 - 1388 1388 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** 1389 1389 1390 1390 (% style="color:blue" %)**0x A6 01 ** (%%)~/~/ clear all counting ... ... @@ -1391,7 +1391,7 @@ 1391 1391 1392 1392 1393 1393 1394 -==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1263 +==== 3.4.2.19 Counting ~-~- Change counting mode to save time ==== 1395 1395 1396 1396 1397 1397 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1512,75 +1512,144 @@ 1512 1512 [[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"]] 1513 1513 1514 1514 1515 -== 3.5 Integrat ewithMydevice==1384 +== 3.5 Integrating with ThingsEye.io == 1516 1516 1386 +The Things Stack applications can be integrated with ThingsEye.io. Once integrated, ThingsEye.io works as an MQTT client for The Things Stack MQTT broker, allowing it to subscribe to upstream traffic and publish downlink traffic. 1517 1517 1518 - Mydevicesprovidesa humanendlyinterfacetoshow the sensordata,oncewehavedatainTTN, we can useMydevicestoconnectto TTNandsee the data in Mydevices. Beloware the steps:1388 +=== 3.5.1 Configuring MQTT Connection Information with The Things Stack Sandbox === 1519 1519 1520 -((( 1521 -(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time. 1522 -))) 1390 +We use The Things Stack Sandbox for demonstating the configuration but other 1523 1523 1524 -((( 1525 -(% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps: 1392 +* In **The Things Stack Sandbox**, select your application under **Applications**. 1393 +* Select **MQTT** under **Integrations**. 1394 +* In the **Connection information **section, for **Username**, The Things Stack displays an auto-generated username. You can use it or provide a new one. 1395 +* For the **Password**, click the **Generate new API key** button to generate a password. You can see it by clicking on the **eye** button. The API key works as the password. 1526 1526 1527 - 1528 -))) 1397 +NOTE. The username and password (API key) you created here are required in the next section. 1529 1529 1530 -[[image: image-20220719105525-1.png||height="377" width="677"]]1399 +[[image:tts-mqtt-integration.png||height="625" width="1000"]] 1531 1531 1401 +=== 3.5.2 Configuring ThingsEye.io === 1532 1532 1403 +This section guides you on how to create an integration in ThingsEye to connect with The Things Stack MQTT server. 1533 1533 1534 -[[image:image-20220719110247-2.png||height="388" width="683"]] 1405 +* Login to your [[ThingsEye.io >>https://thingseye.io]]account. 1406 +* Under the **Integrations center**, click **Integrations**. 1407 +* Click the **Add integration** button (the button with the **+** symbol). 1535 1535 1409 +[[image:thingseye-io-step-1.png||height="625" width="1000"]] 1536 1536 1537 -(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. 1538 1538 1539 - (%style="color:blue"%)**Step 4**(%%):Search LT-22222-L(forbothLT-22222-L) and add DevEUI.(%style="display:none" %)1412 +On the **Add integration** window, configure the following: 1540 1540 1541 - Searchunder Thethingsnetwork1414 +**Basic settings:** 1542 1542 1543 -[[image:1653356838789-523.png||height="337" width="740"]] 1416 +* Select **The Things Stack Community** from the **Integration type** list. 1417 +* Enter a suitable name for your integration in the **Name **text** **box or keep the default name. 1418 +* Ensure the following options are turned on. 1419 +** Enable integration 1420 +** Debug mode 1421 +** Allow create devices or assets 1422 +* Click the **Next** button. you will be navigated to the **Uplink data converter** tab. 1544 1544 1424 +[[image:thingseye-io-step-2.png||height="625" width="1000"]] 1545 1545 1546 1546 1547 - After added, the sensordataarrive TTN, it will alsoarrive and show in Mydevices.1427 +**Uplink data converter:** 1548 1548 1549 -[[image:image-20220524094909-1.png||height="335" width="729"]] 1429 +* Click the **Create new** button if it is not selected by default. 1430 +* Enter a suitable name for the uplink data converter in the **Name **text** **box or keep the default name. 1431 +* Click the **JavaScript** button. 1432 +* Paste the uplink decoder function into the text area (first, delete the default code). The demo uplink decoder function can be found [[here>>https://raw.githubusercontent.com/ThingsEye-io/te-platform/refs/heads/main/Data%20Converters/The_Things_Network_MQTT_Uplink_Converter.js]]. 1433 +* Click the **Next** button. You will be navigated to the **Downlink data converter **tab. 1550 1550 1435 +[[image:thingseye-io-step-3.png||height="625" width="1000"]] 1551 1551 1552 -[[image:image-20220524094909-2.png||height="337" width="729"]] 1553 1553 1438 +**Downlink data converter (this is an optional step):** 1554 1554 1555 -[[image:image-20220524094909-3.png||height="338" width="727"]] 1440 +* Click the **Create new** button if it is not selected by default. 1441 +* Enter a suitable name for the downlink data converter in the **Name **text** **box or keep the default name 1442 +* Click the **JavaScript** button. 1443 +* Paste the downlink decoder function into the text area (first, delete the default code). The demo downlink decoder function can be found here. 1444 +* Click the **Next** button. You will be navigated to the **Connection** tab. 1556 1556 1446 +[[image:thingseye-io-step-4.png||height="625" width="1000"]] 1557 1557 1558 -[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %) 1559 1559 1449 +**Connection:** 1560 1560 1561 -[[image:image-20220524094909-5.png||height="341" width="734"]] 1451 +* Choose **Region** from the **Host type**. 1452 +* Enter the **cluster** of your **The Things Stack** in the **Region** textbox. You can find the cluster in the url (e.g., https:~/~/**eu1**.cloud.thethings.network/...). 1453 +* Enter the **Username** and **Password** of the MQTT integration in the **Credentials** section. The username and password can be found on the MQTT integration page of your The Things Stack account (see Configuring MQTT Connection information with The Things Stack Sandbox). 1454 +* Click the **Check connection** button to test the connection. If the connection is successful, you will see the message saying **Connected**. 1562 1562 1456 +[[image:message-1.png]] 1563 1563 1564 -== 3.6 Interface Detail == 1565 1565 1459 +* Click the **Add** button. 1460 + 1461 +[[image:thingseye-io-step-5.png||height="625" width="1000"]] 1462 + 1463 + 1464 +Your integration has been added to the** Integrations** list and will be displayed on the **Integrations** page. Check whether the status is shown as **Active**. If not, review your configuration settings. 1465 + 1466 + 1467 +[[image:thingseye.io_integrationsCenter_integrations.png||height="686" width="1000"]] 1468 + 1469 + 1470 +**Viewing integration details**: 1471 + 1472 +Click on your integration from the list. The Integration details window will appear with the Details tab selected. The Details tab shows all the settings you have provided for this integration. 1473 + 1474 +[[image:integration-details.png||height="686" width="1000"]] 1475 + 1476 + 1477 +If you want to edit the settings you have provided, click on the **Toggle edit mode** button. Once you have done click on the **Apply changes **button. 1478 + 1479 +Note: See also ThingsEye documentation. 1480 + 1481 + 1482 +**Viewing events:** 1483 + 1484 +This tab displays all the uplink messages from the LT-22222-L. 1485 + 1486 +* Click on the **Events **tab. 1487 +* Select **Debug **from the **Event type** dropdown. 1488 +* Select the** time frame** from the **time window**. 1489 + 1490 +[insert image] 1491 + 1492 +- To view the JSON payload of a message, click on the three dots (...) in the Message column of the desired message. 1493 + 1494 +[insert image] 1495 + 1496 + 1497 +**Deleting the integration**: 1498 + 1499 +If you want to delete this integration, click the **Delete integratio**n button. 1500 + 1501 + 1502 +== 3.6 Interface Details == 1503 + 1566 1566 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === 1567 1567 1568 1568 1569 -Support NPN Type sensor1507 +Support NPN-type sensor 1570 1570 1571 1571 [[image:1653356991268-289.png]] 1572 1572 1573 1573 1574 -=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1512 +=== 3.6.2 Digital Input Ports: DI1/DI2 ( For LT-22222-L) === 1575 1575 1576 1576 1577 1577 ((( 1578 -The DI port of LT-22222-L can support NPN orPNP output sensor.1516 +The DI ports of the LT-22222-L can support **NPN**, **PNP**, or **dry contact** output sensors. 1579 1579 ))) 1580 1580 1581 1581 ((( 1582 1582 ((( 1583 - 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.1521 +The part of the internal circuit of the LT-22222-L shown below includes the NEC2501 photocoupler. The active current from NEC2501 pin 1 to pin 2 is 1 mA, with a maximum allowable current of 50 mA. When active current flows from NEC2501 pin 1 to pin 2, the DI becomes active HIGH and the DI LED status changes. 1584 1584 1585 1585 1586 1586 ))) ... ... @@ -1590,7 +1590,7 @@ 1590 1590 1591 1591 ((( 1592 1592 ((( 1593 - When use need1531 +(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)When connecting a device to the DI port, both DI1+ and DI1- must be connected. 1594 1594 ))) 1595 1595 ))) 1596 1596 ... ... @@ -1599,22 +1599,22 @@ 1599 1599 ))) 1600 1600 1601 1601 ((( 1602 -(% style="color: blue" %)**Example1**(%%): Connect to aLow1540 +(% style="color:#0000ff" %)**Example 1**(%%): Connecting to a low-active sensor. 1603 1603 ))) 1604 1604 1605 1605 ((( 1606 -This type of sensor willoutput a low signalGNDwhen active.1544 +This type of sensor outputs a low (GND) signal when active. 1607 1607 ))) 1608 1608 1609 1609 * ((( 1610 -Connect sensor's output to DI1- 1548 +Connect the sensor's output to DI1- 1611 1611 ))) 1612 1612 * ((( 1613 -Connect sensor's VCC to DI1+. 1551 +Connect the sensor's VCC to DI1+. 1614 1614 ))) 1615 1615 1616 1616 ((( 1617 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1555 +When the sensor is active, the current between NEC2501 pin 1 and pin 2 will be: 1618 1618 ))) 1619 1619 1620 1620 ((( ... ... @@ -1622,7 +1622,7 @@ 1622 1622 ))) 1623 1623 1624 1624 ((( 1625 - If** DI1+ **= **12v**, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA ,Sothe LT-22222-L will be able to detect this active signal.1563 +For example, if** DI1+ **= **12V**, the resulting current is [[image:1653968155772-850.png||height="23" width="19"]]= 12mA. Therefore, the LT-22222-L will be able to detect this active signal. 1626 1626 ))) 1627 1627 1628 1628 ((( ... ... @@ -1630,22 +1630,22 @@ 1630 1630 ))) 1631 1631 1632 1632 ((( 1633 -(% style="color: blue" %)**Example2**(%%): Connect to aHigh1571 +(% style="color:#0000ff" %)**Example 2**(%%): Connecting to a high-active sensor. 1634 1634 ))) 1635 1635 1636 1636 ((( 1637 -This type of sensor willoutput a high signal (example24v) when active.1575 +This type of sensor outputs a high signal (e.g., 24V) when active. 1638 1638 ))) 1639 1639 1640 1640 * ((( 1641 -Connect sensor's output to DI1+ 1579 +Connect the sensor's output to DI1+ 1642 1642 ))) 1643 1643 * ((( 1644 -Connect sensor's GND DI1-. 1582 +Connect the sensor's GND DI1-. 1645 1645 ))) 1646 1646 1647 1647 ((( 1648 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1586 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1649 1649 ))) 1650 1650 1651 1651 ((( ... ... @@ -1653,7 +1653,7 @@ 1653 1653 ))) 1654 1654 1655 1655 ((( 1656 -If **DI1+ = 24 v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mASo the LT-22222-L willbe able todetect this high1594 +If **DI1+ = 24V**, the resulting current[[image:1653968155772-850.png||height="23" width="19"]] is 24mA, Therefore, the LT-22222-L will detect this high-active signal. 1657 1657 ))) 1658 1658 1659 1659 ((( ... ... @@ -1661,22 +1661,22 @@ 1661 1661 ))) 1662 1662 1663 1663 ((( 1664 -(% style="color: blue" %)**Example3**(%%): Connect to a 220vhigh1602 +(% style="color:#0000ff" %)**Example 3**(%%): Connecting to a 220V high-active sensor. 1665 1665 ))) 1666 1666 1667 1667 ((( 1668 -Assume u serwant to monitor an active signal higher than 220v,to make surenotburnthe photocoupler1606 +Assume that you want to monitor an active signal higher than 220V without damaging the photocoupler 1669 1669 ))) 1670 1670 1671 1671 * ((( 1672 -Connect sensor's output to DI1+ with a serial50K resistor1610 +Connect the sensor's output to DI1+ with a 50K resistor in series. 1673 1673 ))) 1674 1674 * ((( 1675 -Connect sensor's GND DI1-. 1613 +Connect the sensor's GND DI1-. 1676 1676 ))) 1677 1677 1678 1678 ((( 1679 - So when sensor active, the current between NEC2501 pin1 and pin2 is:1617 +When the sensor is active, the current between NEC2501 pin1 and pin2 will be: 1680 1680 ))) 1681 1681 1682 1682 ((( ... ... @@ -1684,24 +1684,37 @@ 1684 1684 ))) 1685 1685 1686 1686 ((( 1687 -If sensor output is 220 v, the.= 4.3mA ,Sothe LT-22222-L will be able to detect this highsafely.1625 +If the sensor output is 220V, then [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" wfd-invisible="true" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K = 4.3mA. Therefore, the LT-22222-L will be able to safely detect this high-active signal. 1688 1688 ))) 1689 1689 1690 1690 1691 - ===3.6.3 DigitalOutputPort:DO1/DO2/DO3===1629 +(% style="color:blue" %)**Example4**(%%): Connecting to Dry Contact sensor 1692 1692 1631 +From the DI port circuit above, you can see that activating the photocoupler requires a voltage difference between the DI+ and DI- ports. However, the Dry Contact sensor is a passive component and cannot provide this voltage difference. 1693 1693 1694 - (%style="color:blue" %)**NPN output**(%%):GNDorFloat.Max voltagecanapplyto outputpin is36v.1633 +To detect a Dry Contact, you can supply a power source to one pin of the Dry Contact. Below is a reference circuit diagram. 1695 1695 1696 - (% style="color:red" %)**Note: DO pins go to float when device is power off.**1635 +[[image:image-20230616235145-1.png]] 1697 1697 1637 +(% style="color:blue" %)**Example5**(%%): Connecting to an Open Collector 1638 + 1639 +[[image:image-20240219115718-1.png]] 1640 + 1641 + 1642 +=== 3.6.3 Digital Output Ports: DO1/DO2 /DO3 === 1643 + 1644 + 1645 +(% style="color:blue" %)**NPN output**(%%): GND or Float. The maximum voltage that can be applied to the output pin is 36V. 1646 + 1647 +(% style="color:red" %)**Note: The DO pins will float when the device is powered off.** 1648 + 1698 1698 [[image:1653357531600-905.png]] 1699 1699 1700 1700 1701 -=== 3.6.4 Analog Input Interface === 1652 +=== 3.6.4 Analog Input Interfaces === 1702 1702 1703 1703 1704 -The analog input interface is as below. The LT will measure the IN2 voltagesoto calculate the current pass theLoad. The formula is:1655 +The analog input interface is shown below. The LT-22222-L will measure the IN2 voltage to calculate the current passing through the load. The formula is: 1705 1705 1706 1706 1707 1707 (% style="color:blue" %)**AC2 = (IN2 voltage )/12** ... ... @@ -1708,14 +1708,14 @@ 1708 1708 1709 1709 [[image:1653357592296-182.png]] 1710 1710 1711 -Example toconnect a 4~~20mA sensor1662 +Example: Connecting a 4~~20mA sensor 1712 1712 1713 -We take the wind speed sensor as an example for reference only.1664 +We will use the wind speed sensor as an example for reference only. 1714 1714 1715 1715 1716 1716 (% style="color:blue" %)**Specifications of the wind speed sensor:** 1717 1717 1718 -(% style="color:red" %)**Red: 12~~24 v**1669 +(% style="color:red" %)**Red: 12~~24V** 1719 1719 1720 1720 (% style="color:#ffc000" %)**Yellow: 4~~20mA** 1721 1721 ... ... @@ -1728,7 +1728,7 @@ 1728 1728 [[image:1653357648330-671.png||height="155" width="733"]] 1729 1729 1730 1730 1731 -Example connectedto a regulated power supply to measure voltage1682 +Example: Connecting to a regulated power supply to measure voltage 1732 1732 1733 1733 [[image:image-20230608101532-1.png||height="606" width="447"]] 1734 1734 ... ... @@ -1737,7 +1737,7 @@ 1737 1737 [[image:image-20230608101722-3.png||height="102" width="1139"]] 1738 1738 1739 1739 1740 -(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(% %) (%style="color:blue" %)**:**1691 +(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power supply**(% style="color:blue" %)**:** 1741 1741 1742 1742 (% style="color:red" %)**Red: 12~~24v** 1743 1743 ... ... @@ -1748,9 +1748,9 @@ 1748 1748 1749 1749 1750 1750 ((( 1751 -The LT serial controllerhas two relay interfaces;eachinterfaceusestwo pins of the screw terminal.User can connectotherdevice'sPowerLinetoin serialof RO1_1 and RO_2. Such asbelow:1702 +The LT-22222-L has two relay interfaces, RO1 and RO2, each using two pins of the screw terminal (ROx-1 and ROx-2 where x is the port number, 1 or 2). You can connect a device's power line in series with one of the relay interfaces (e.g., RO1-1 and RO1-2 screw terminals). See the example below: 1752 1752 1753 -**Note**: RO pins gotoOpen(NO) whendeviceis power off.1704 +**Note**: The ROx pins will be in the Open (NO) state when the LT-22222-L is powered off. 1754 1754 ))) 1755 1755 1756 1756 [[image:image-20220524100215-9.png]] ... ... @@ -1762,12 +1762,9 @@ 1762 1762 == 3.7 LEDs Indicators == 1763 1763 1764 1764 1765 -(% border="1" cellspacing=" 4" style="background-color:#f2f2f2; width:520px" %)1766 -|(% style="background-color:# d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**1716 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %) 1717 +|(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature** 1767 1767 |**PWR**|Always on if there is power 1768 -|**SYS**|((( 1769 -After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message. 1770 -))) 1771 1771 |**TX**|((( 1772 1772 ((( 1773 1773 Device boot: TX blinks 5 times. ... ... @@ -1781,40 +1781,33 @@ 1781 1781 Transmit a LoRa packet: TX blinks once 1782 1782 ))) 1783 1783 ))) 1784 -|**RX**|RX blinks once when receive a packet. 1785 -|**DO1**| 1786 -|**DO2**| 1787 -|**DO3**| 1788 -|**DI2**|((( 1789 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low 1732 +|**RX**|RX blinks once when receiving a packet. 1733 +|**DO1**|For LT-22222-L: ON when DO1 is low, OFF when DO1 is high 1734 +|**DO2**|For LT-22222-L: ON when DO2 is low, OFF when DO2 is high 1735 +|**DI1**|((( 1736 +For LT-22222-L: ON when DI1 is high, OFF when DI1 is low 1790 1790 ))) 1791 1791 |**DI2**|((( 1792 -For LT-22222-L: ON when DI2 is high, LOWwhen DI2 is low1739 +For LT-22222-L: ON when DI2 is high, OFF when DI2 is low 1793 1793 ))) 1794 -|**DI2**|((( 1795 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low 1796 -))) 1797 -|**RO1**| 1798 -|**RO2**| 1741 +|**RO1**|For LT-22222-L: ON when RO1 is closed, OFF when RO1 is open 1742 +|**RO2**|For LT-22222-L: ON when RO2 is closed, OFF when RO2 is open 1799 1799 1800 -= 4. Us eAT Command =1744 += 4. Using AT Commands = 1801 1801 1802 - ==4.1Access AT Command==1746 +The LT-22222-L supports programming using AT Commands. 1803 1803 1748 +== 4.1 Connecting the LT-22222-L to a PC == 1804 1804 1805 1805 ((( 1806 - LT supportsAT Command set. Usercan use a USBplusthe3.5mm Program Cable to connect toLTforusing AT command, as below.1751 +You can use a USB-to-TTL adapter along with a 3.5mm Program Cable to connect the LT-22222-L to a PC, as shown below. 1807 1807 ))) 1808 1808 1809 -((( 1810 - 1811 -))) 1812 - 1813 1813 [[image:1653358238933-385.png]] 1814 1814 1815 1815 1816 1816 ((( 1817 - In PC,Userneedsto set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]],SecureCRT) baud ratetoo accessserial consoleforLT.The AT commandsaredisable by default andneedto enterpassword (default:(% style="color:green" %)**123456**)(%%)oactiveit.As shown below:1758 +On the PC, you need to set the (% style="color:#4f81bd" %)**serial tool **(%%)(such as [[PuTTY>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]] or [[SecureCRT>>https://www.vandyke.com/cgi-bin/releases.php?product=securecrt]]) to a baud rate of (% style="color:green" %)**9600**(%%) to access the serial console of LT-22222-L. Access to AT commands is disabled by default, and a password (default: (% style="color:green" %)**123456**)(%%) must be entered to enable AT command access, as shown below: 1818 1818 ))) 1819 1819 1820 1820 [[image:1653358355238-883.png]] ... ... @@ -1821,194 +1821,63 @@ 1821 1821 1822 1822 1823 1823 ((( 1824 -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/]] 1825 -))) 1765 +You can find more details in the [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 1826 1826 1827 -((( 1828 -AT+<CMD>? : Help on <CMD> 1767 +== 4.2 LT-22222-L related AT commands == 1829 1829 ))) 1830 1830 1831 1831 ((( 1832 -AT+<CMD> : Run <CMD> 1833 -))) 1771 +The following is the list of all the AT commands related to the LT-22222-L, except for those used for switching between work modes. 1834 1834 1835 -((( 1836 -AT+<CMD>=<value> : Set the value 1773 +* AT+<CMD>? : Help on <CMD> 1774 +* AT+<CMD> : Run <CMD> 1775 +* AT+<CMD>=<value> : Set the value 1776 +* AT+<CMD>=? : Get the value 1777 +* ATZ: Trigger a reset of the MCU 1778 +* ##**AT+FDR**##: Reset Parameters to factory default, reserve keys 1779 +* **##AT+DEUI##**: Get or set the Device EUI (DevEUI) 1780 +* **##AT+DADDR##**: Get or set the Device Address (DevAddr) 1781 +* **##AT+APPKEY##**: Get or set the Application Key (AppKey) 1782 +* AT+NWKSKEY: Get or set the Network Session Key (NwkSKey) 1783 +* AT+APPSKEY: Get or set the Application Session Key (AppSKey) 1784 +* AT+APPEUI: Get or set the Application EUI (AppEUI) 1785 +* AT+ADR: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON) 1786 +* AT+TXP: Get or set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Specification) 1787 +* AT+DR: Get or set the Data Rate. (0-7 corresponding to DR_X) 1788 +* AT+DCS: Get or set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1789 +* AT+PNM: Get or set the public network mode. (0: off, 1: on) 1790 +* AT+RX2FQ: Get or set the Rx2 window frequency 1791 +* AT+RX2DR: Get or set the Rx2 window data rate (0-7 corresponding to DR_X) 1792 +* AT+RX1DL: Get or set the delay between the end of the Tx and the Rx Window 1 in ms 1793 +* AT+RX2DL: Get or set the delay between the end of the Tx and the Rx Window 2 in ms 1794 +* AT+JN1DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1795 +* AT+JN2DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1796 +* AT+NJM: Get or set the Network Join Mode. (0: ABP, 1: OTAA) 1797 +* AT+NWKID: Get or set the Network ID 1798 +* AT+FCU: Get or set the Frame Counter Uplink (FCntUp) 1799 +* AT+FCD: Get or set the Frame Counter Downlink (FCntDown) 1800 +* AT+CLASS: Get or set the Device Class 1801 +* AT+JOIN: Join network 1802 +* AT+NJS: Get OTAA Join Status 1803 +* AT+SENDB: Send hexadecimal data along with the application port 1804 +* AT+SEND: Send text data along with the application port 1805 +* AT+RECVB: Print last received data in binary format (with hexadecimal values) 1806 +* AT+RECV: Print last received data in raw format 1807 +* AT+VER: Get current image version and Frequency Band 1808 +* AT+CFM: Get or Set the confirmation mode (0-1) 1809 +* AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1810 +* AT+SNR: Get the SNR of the last received packet 1811 +* AT+RSSI: Get the RSSI of the last received packet 1812 +* AT+TDC: Get or set the application data transmission interval in ms 1813 +* AT+PORT: Get or set the application port 1814 +* AT+DISAT: Disable AT commands 1815 +* AT+PWORD: Set password, max 9 digits 1816 +* AT+CHS: Get or set the Frequency (Unit: Hz) for Single Channel Mode 1817 +* AT+CHE: Get or set eight channels mode, Only for US915, AU915, CN470 1818 +* AT+CFG: Print all settings 1837 1837 ))) 1838 1838 1839 -((( 1840 -AT+<CMD>=? : Get the value 1841 -))) 1842 1842 1843 -((( 1844 -ATZ: Trig a reset of the MCU 1845 -))) 1846 - 1847 -((( 1848 -AT+FDR: Reset Parameters to Factory Default, Keys Reserve 1849 -))) 1850 - 1851 -((( 1852 -AT+DEUI: Get or Set the Device EUI 1853 -))) 1854 - 1855 -((( 1856 -AT+DADDR: Get or Set the Device Address 1857 -))) 1858 - 1859 -((( 1860 -AT+APPKEY: Get or Set the Application Key 1861 -))) 1862 - 1863 -((( 1864 -AT+NWKSKEY: Get or Set the Network Session Key 1865 -))) 1866 - 1867 -((( 1868 -AT+APPSKEY: Get or Set the Application Session Key 1869 -))) 1870 - 1871 -((( 1872 -AT+APPEUI: Get or Set the Application EUI 1873 -))) 1874 - 1875 -((( 1876 -AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on) 1877 -))) 1878 - 1879 -((( 1880 -AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec) 1881 -))) 1882 - 1883 -((( 1884 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X) 1885 -))) 1886 - 1887 -((( 1888 -AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing 1889 -))) 1890 - 1891 -((( 1892 -AT+PNM: Get or Set the public network mode. (0: off, 1: on) 1893 -))) 1894 - 1895 -((( 1896 -AT+RX2FQ: Get or Set the Rx2 window frequency 1897 -))) 1898 - 1899 -((( 1900 -AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X) 1901 -))) 1902 - 1903 -((( 1904 -AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms 1905 -))) 1906 - 1907 -((( 1908 -AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms 1909 -))) 1910 - 1911 -((( 1912 -AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms 1913 -))) 1914 - 1915 -((( 1916 -AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms 1917 -))) 1918 - 1919 -((( 1920 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA) 1921 -))) 1922 - 1923 -((( 1924 -AT+NWKID: Get or Set the Network ID 1925 -))) 1926 - 1927 -((( 1928 -AT+FCU: Get or Set the Frame Counter Uplink 1929 -))) 1930 - 1931 -((( 1932 -AT+FCD: Get or Set the Frame Counter Downlink 1933 -))) 1934 - 1935 -((( 1936 -AT+CLASS: Get or Set the Device Class 1937 -))) 1938 - 1939 -((( 1940 -AT+JOIN: Join network 1941 -))) 1942 - 1943 -((( 1944 -AT+NJS: Get OTAA Join Status 1945 -))) 1946 - 1947 -((( 1948 -AT+SENDB: Send hexadecimal data along with the application port 1949 -))) 1950 - 1951 -((( 1952 -AT+SEND: Send text data along with the application port 1953 -))) 1954 - 1955 -((( 1956 -AT+RECVB: Print last received data in binary format (with hexadecimal values) 1957 -))) 1958 - 1959 -((( 1960 -AT+RECV: Print last received data in raw format 1961 -))) 1962 - 1963 -((( 1964 -AT+VER: Get current image version and Frequency Band 1965 -))) 1966 - 1967 -((( 1968 -AT+CFM: Get or Set the confirmation mode (0-1) 1969 -))) 1970 - 1971 -((( 1972 -AT+CFS: Get confirmation status of the last AT+SEND (0-1) 1973 -))) 1974 - 1975 -((( 1976 -AT+SNR: Get the SNR of the last received packet 1977 -))) 1978 - 1979 -((( 1980 -AT+RSSI: Get the RSSI of the last received packet 1981 -))) 1982 - 1983 -((( 1984 -AT+TDC: Get or set the application data transmission interval in ms 1985 -))) 1986 - 1987 -((( 1988 -AT+PORT: Get or set the application port 1989 -))) 1990 - 1991 -((( 1992 -AT+DISAT: Disable AT commands 1993 -))) 1994 - 1995 -((( 1996 -AT+PWORD: Set password, max 9 digits 1997 -))) 1998 - 1999 -((( 2000 -AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode 2001 -))) 2002 - 2003 -((( 2004 -AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470 2005 -))) 2006 - 2007 -((( 2008 -AT+CFG: Print all settings 2009 -))) 2010 - 2011 - 2012 2012 == 4.2 Common AT Command Sequence == 2013 2013 2014 2014 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -2017,41 +2017,41 @@ 2017 2017 2018 2018 2019 2019 ((( 2020 -(% style="color:blue" %)**If device has not joined network yet:** 1830 +(% style="color:blue" %)**If the device has not joined the network yet:** 2021 2021 ))) 2022 2022 ))) 2023 2023 2024 2024 ((( 2025 -(% style="background-color:#dcdcdc" %)**123456** 1835 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 2026 2026 ))) 2027 2027 2028 2028 ((( 2029 -(% style="background-color:#dcdcdc" %)**AT+FDR** 1839 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/reset parameters to factory default, reserve keys**## 2030 2030 ))) 2031 2031 2032 2032 ((( 2033 -(% style="background-color:#dcdcdc" %)**123456** 1843 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**## 2034 2034 ))) 2035 2035 2036 2036 ((( 2037 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1847 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/set to ABP mode**## 2038 2038 ))) 2039 2039 2040 2040 ((( 2041 -(% style="background-color:#dcdcdc" %)**ATZ** 1851 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/reset MCU**## 2042 2042 ))) 2043 2043 2044 2044 2045 2045 ((( 2046 -(% style="color:blue" %)**If device already joined network:** 1856 +(% style="color:blue" %)**If the device has already joined the network:** 2047 2047 ))) 2048 2048 2049 2049 ((( 2050 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** 1860 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0**## 2051 2051 ))) 2052 2052 2053 2053 ((( 2054 -(% style="background-color:#dcdcdc" %)**ATZ** 1864 +(% style="background-color:#dcdcdc" %)##**ATZ**## 2055 2055 ))) 2056 2056 2057 2057 ... ... @@ -2128,8 +2128,6 @@ 2128 2128 dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.** 2129 2129 2130 2130 **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.** 2131 - 2132 - 2133 2133 ))) 2134 2134 2135 2135 ((( ... ... @@ -2136,9 +2136,6 @@ 2136 2136 [[image:1653359097980-169.png||height="188" width="729"]] 2137 2137 ))) 2138 2138 2139 -((( 2140 - 2141 -))) 2142 2142 2143 2143 === 4.2.3 Change to Class A === 2144 2144 ... ... @@ -2146,44 +2146,58 @@ 2146 2146 ((( 2147 2147 (% style="color:blue" %)**If sensor JOINED:** 2148 2148 2149 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A 2150 -ATZ** 1954 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A** 1955 + 1956 +(% style="background-color:#dcdcdc" %)**ATZ** 2151 2151 ))) 2152 2152 2153 2153 2154 2154 = 5. Case Study = 2155 2155 2156 -== 5.1 Counting how many objects pass inFlow Line ==1962 +== 5.1 Counting how many objects pass through the flow Line == 2157 2157 2158 2158 2159 -Reference Link: [[How to set up to count objects pass 1965 +Reference Link: [[How to set up to setup counting for objects passing through the flow line>>How to set up to count objects pass in flow line]]? 2160 2160 2161 2161 2162 2162 = 6. FAQ = 2163 2163 2164 - ==6.1 Howtoupgrade theimage?==1970 +This section contains some frequently asked questions, which can help you resolve common issues and find solutions quickly. 2165 2165 1972 +== 6.1 How to update the firmware? == 2166 2166 2167 - The LT LoRaWAN Controller isshippedwith a 3.5mm cable,the cable isused to uploadimageto LTto:1974 +Dragino frequently releases firmware updates for the LT-22222-L. 2168 2168 1976 +Updating your LT-22222-L with the latest firmware version helps to: 1977 + 2169 2169 * Support new features 2170 -* F orbugfix2171 -* Change LoRaWAN bands .1979 +* Fix bugs 1980 +* Change LoRaWAN frequency bands 2172 2172 2173 - Belowshowsthe hardwareconnection forhow to uploadanimage to the LT:1982 +You will need the following things before proceeding: 2174 2174 1984 +* 3.5mm programming cable (included with the LT-22222-L as an additional accessory) 1985 +* USB to TTL adapter 1986 +* Download and install the [[STM32 Flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. (replaced by STM32CubeProgrammer) 1987 +* Download the latest firmware image from [[LT-22222-L firmware image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]]. Check the file name of the firmware to find the correct region. 1988 + 1989 +{{info}} 1990 +As of this writing, the latest firmware version available for the LT-22222-L is v1.6.1. 1991 +{{/info}} 1992 + 1993 +Below is the hardware setup for uploading a firmware image to the LT-22222-L: 1994 + 1995 + 2175 2175 [[image:1653359603330-121.png]] 2176 2176 2177 2177 2178 -((( 2179 -(% 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]]. 2180 -(% 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]]. 2181 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 2182 - 1999 +Start the STM32 Flash Loader and choose the correct COM port to update. 2183 2183 2184 2184 ((( 2002 +((( 2185 2185 (% style="color:blue" %)**For LT-22222-L**(%%): 2186 -Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode. 2004 + 2005 +Hold down the **PRO** button, then briefly press the **RST** button. The **DO1** LED will change from OFF to ON. When the **DO1** LED is ON, it indicates that the device is in firmware download mode. 2187 2187 ))) 2188 2188 2189 2189 ... ... @@ -2198,15 +2198,14 @@ 2198 2198 [[image:image-20220524104033-15.png]] 2199 2199 2200 2200 2201 -(% style="color:red" %)**Not ice**(%%): Incaseuserhaslost the program cable.Usercanhandmade one from a 3.5mm cable. The pin mapping is:2020 +(% style="color:red" %)**Note**(%%): If you have lost the programming cable, you can make one from a 3.5mm cable. The pin mapping is as follows: 2202 2202 2203 - 2204 2204 [[image:1653360054704-518.png||height="186" width="745"]] 2205 2205 2206 2206 2207 2207 ((( 2208 2208 ((( 2209 -== 6.2 How to change the LoRa FrequencyBands/Region? ==2027 +== 6.2 How to change the LoRaWAN frequency band/region? == 2210 2210 2211 2211 2212 2212 ))) ... ... @@ -2213,13 +2213,13 @@ 2213 2213 ))) 2214 2214 2215 2215 ((( 2216 - Usercan follow the introductionfor[[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloadtheimages,choose the required image filefor download.2034 +You can follow the introductions on [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloading, select the required image file. 2217 2217 ))) 2218 2218 2219 2219 ((( 2220 2220 2221 2221 2222 -== 6.3 How to set 2040 +== 6.3 How to setup LT to work with a Single Channel Gateway, such as LG01/LG02? == 2223 2223 2224 2224 2225 2225 ))) ... ... @@ -2226,13 +2226,13 @@ 2226 2226 2227 2227 ((( 2228 2228 ((( 2229 -In this case, u sersneed to set LT-33222-L to work in ABP mode&transmitin only one frequency.2047 +In this case, you need to set the LT-33222-L to work in ABP mode and transmit on only one frequency. 2230 2230 ))) 2231 2231 ))) 2232 2232 2233 2233 ((( 2234 2234 ((( 2235 -Assume wehave a LG02 workingin the frequency 868400000now , belowisthe step.2053 +Assume you have an LG02 working on the frequency 868400000. Below are the steps. 2236 2236 2237 2237 2238 2238 ))) ... ... @@ -2239,7 +2239,7 @@ 2239 2239 ))) 2240 2240 2241 2241 ((( 2242 -(% style="color: blue" %)**Step1**(%%): Log in TTN,Create an ABP device in the application and input thenetworksession key (NETSKEY),app session key (APPSKEY)fromthe device.2060 +(% style="color:#0000ff" %)**Step 1**(%%): Log in to The Things Stack SANDBOX, create an ABP device in the application, and input the Network Session key (NwkSKey), App session key (AppSKey) of the device. 2243 2243 2244 2244 2245 2245 ))) ... ... @@ -2264,13 +2264,21 @@ 2264 2264 2265 2265 ((( 2266 2266 (% style="background-color:#dcdcdc" %)**123456** (%%) : Enter Password to have AT access. 2085 + 2267 2267 (% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset Parameters to Factory Default, Keys Reserve 2087 + 2268 2268 (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode 2089 + 2269 2269 (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Set the Adaptive Data Rate Off 2091 + 2270 2270 (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Set AT+DR=3 for 915 band) 2093 + 2271 2271 (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds 2095 + 2272 2272 (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz 2097 + 2273 2273 (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%) : Set Device Address to 26 01 1A F1 2099 + 2274 2274 (% style="background-color:#dcdcdc" %)**ATZ** (%%) : Reset MCU 2275 2275 ))) 2276 2276 ... ... @@ -2282,61 +2282,61 @@ 2282 2282 [[image:1653360498588-932.png||height="485" width="726"]] 2283 2283 2284 2284 2285 -== 6.4 How to change the uplink interval ?==2111 +== 6.4 How to change the uplink interval? == 2286 2286 2287 2287 2288 2288 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/]] 2289 2289 2290 2290 2291 -== 6.5 Can I see counting event in Serial? ==2117 +== 6.5 Can I see the counting event in the serial output? == 2292 2292 2293 2293 2294 2294 ((( 2295 - Usercan run AT+DEBUGcommandseethe counting event in serial. If firmware too old and doesn't support.User canupdate to latest firmware first.2121 +You can run the AT command AT+DEBUG to view the counting event in the serial output. If the firmware is too old and doesn’t support AT+DEBUG, update to the latest firmware first. 2296 2296 2297 2297 2298 -== 6.6 Can iuse pointforLT-22222-L? ==2124 +== 6.6 Can I use point-to-point communication with LT-22222-L? == 2299 2299 2300 2300 2301 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] ,this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]]. 2302 - 2303 - 2127 +Yes, you can. Please refer to the [[Point-to-Point Communication of LT-22222-L>>https://wiki.dragino.com/xwiki/bin/view/Main/%20Point%20to%20Point%20Communication%20of%20LT-22222-L/]] page. The firmware that supports point-to-point communication can be found [[here>>https://github.com/dragino/LT-22222-L/releases]]. 2304 2304 ))) 2305 2305 2306 2306 ((( 2307 -== 6.7 Why does the relay output become thedefault andopen relay after thelt22222 is powered off? ==2131 +== 6.7 Why does the relay output default to an open relay after the LT-22222-L is powered off? == 2308 2308 2309 2309 2310 -If the device is not shut down, but directly powered off. 2134 +* If the device is not properly shut down and is directly powered off. 2135 +* It will default to a power-off state. 2136 +* In modes 2 to 5, the DO/RO status and pulse count are saved to flash memory. 2137 +* After a restart, the status before the power failure will be read from flash. 2311 2311 2312 - Itwilldefaultthatthisis apower-offstate.2139 +== 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? == 2313 2313 2314 -In modes 2 to 5, DO RO status and pulse count are saved in flash. 2315 2315 2316 - After restart,thestatusbeforepowerfailure willbe readfromflash.2142 +The LT-22222-L's built-in relay is Normally Open (NO). You can use an external relay to achieve a Normally Closed (NC) configuration. The circuit diagram is shown below: 2317 2317 2318 2318 2319 - == 6.8 Caniset up LT-22222-L as a NC(Normal Close)Relay?==2145 +[[image:image-20221006170630-1.png||height="610" width="945"]] 2320 2320 2321 2321 2322 -LT-22222-L built-in relay isNO (Normal Open).Usercanuse an external relayto achieveNormal Close purpose. Diagram as below:2148 +== 6.9 Can the LT-22222-L save the RO state? == 2323 2323 2324 2324 2325 - [[image:image-20221006170630-1.png||height="610" width="945"]]2151 +The firmware version must be at least 1.6.0. 2326 2326 2327 2327 2328 -== 6. 9CanLT22222-LsaveROstate? ==2154 +== 6.10 Why does the LT-22222-L always report 15.585V when measuring the AVI? == 2329 2329 2330 2330 2331 - Firmwareversionstobenolessthan 1.6.0.2157 +It is likely that the GND is not connected during the measurement, or that the wire connected to the GND is loose. 2332 2332 2333 2333 2334 -= 7. Trouble Shooting =2160 += 7. Troubleshooting = 2335 2335 ))) 2336 2336 2337 2337 ((( 2338 2338 ((( 2339 -== 7.1 Downlink doesn't work,howtosolveit? ==2165 +== 7.1 Downlink isn't working. How can I solve this? == 2340 2340 2341 2341 2342 2342 ))) ... ... @@ -2343,78 +2343,84 @@ 2343 2343 ))) 2344 2344 2345 2345 ((( 2346 -Please see this link forhow todebug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]2172 +Please refer to this link for debugging instructions: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 2347 2347 ))) 2348 2348 2349 2349 ((( 2350 2350 2351 2351 2352 -== 7.2 Hav etroubletoupload image.==2178 +== 7.2 Having trouble uploading an image? == 2353 2353 2354 2354 2355 2355 ))) 2356 2356 2357 2357 ((( 2358 - See this link for trouble2184 +Please refer to this link for troubleshooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]] 2359 2359 ))) 2360 2360 2361 2361 ((( 2362 2362 2363 2363 2364 -== 7.3 Why Ican't join TTN in US915 /AU915 bands? ==2190 +== 7.3 Why can't I join TTN in the US915 /AU915 bands? == 2365 2365 2366 2366 2367 2367 ))) 2368 2368 2369 2369 ((( 2370 -It might be a bout the channelsmapping. [[Pleasesee this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]2196 +It might be related to the channel mapping. [[Please refer to this link for details.>>https://github.com/dragino/LT-22222-L/releases]] 2371 2371 ))) 2372 2372 2373 2373 2374 -= 8.OrderInfo =2200 +== 7.4 Why can the LT-22222-L perform Uplink normally, but cannot receive Downlink? == 2375 2375 2376 2376 2203 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue. 2204 +Use this command to synchronize their counts: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]] 2205 + 2206 + 2207 += 8. Ordering information = 2208 + 2209 + 2377 2377 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 2378 2378 2379 2379 (% style="color:#4f81bd" %)**XXX:** 2380 2380 2381 -* (% style="color:red" %)**EU433**(%%): 2382 -* (% style="color:red" %)**EU868**(%%): 2383 -* (% style="color:red" %)**KR920**(%%): 2384 -* (% style="color:red" %)**CN470**(%%): 2385 -* (% style="color:red" %)**AS923**(%%): 2386 -* (% style="color:red" %)**AU915**(%%): 2387 -* (% style="color:red" %)**US915**(%%): 2388 -* (% style="color:red" %)**IN865**(%%): 2389 -* (% style="color:red" %)**CN779**(%%): 2214 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433 2215 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868 2216 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920 2217 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470 2218 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923 2219 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915 2220 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915 2221 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2222 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2390 2390 2391 -= 9. Packing Info =2224 += 9. Packing information = 2392 2392 2393 2393 2394 -**Package Includes**:2227 +**Package includes**: 2395 2395 2396 2396 * LT-22222-L I/O Controller x 1 2397 2397 * Stick Antenna for LoRa RF part x 1 2398 2398 * Bracket for controller x1 2399 -* Program cable x 1 2232 +* 3.5mm Programming cable x 1 2400 2400 2401 2401 **Dimension and weight**: 2402 2402 2403 2403 * Device Size: 13.5 x 7 x 3 cm 2404 -* Device Weight: 105g 2237 +* Device Weight: 105 g 2405 2405 * Package Size / pcs : 14.5 x 8 x 5 cm 2406 -* Weight / pcs : 170g 2239 +* Weight / pcs : 170 g 2407 2407 2408 2408 = 10. Support = 2409 2409 2410 2410 2411 2411 * ((( 2412 -Support is providedMonday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in thebefore-mentioned schedule.2245 +Support is available Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different time zones, we cannot offer live support. However, your questions will be answered as soon as possible within the aforementioned schedule. 2413 2413 ))) 2414 2414 * ((( 2415 -Provide as much information as possible regarding your enquiry (product models, accuratelydescribeyourproblemandsteps to replicate it etc) and send a mail to [[Support@dragino.cc>>mailto:Support@dragino.cc]]2248 +Please provide as much information as possible regarding your inquiry (e.g., product models, a detailed description of the problem, steps to replicate it, etc.) and send an email to [[support@dragino.cc>>mailto:support@dragino.cc]] 2416 2416 2417 - 2418 2418 2419 2419 ))) 2420 2420
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