Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Mengting Qiu on 2025/07/14 09:59
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... ... @@ -1,1 +1,1 @@ 1 -RS485-LN – RS485 to LoRaWAN Converter User Manual1 +RS485-LN – RS485 to LoRaWAN Converter - Content
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... ... @@ -1,42 +1,28 @@ 1 1 (% style="text-align:center" %) 2 -[[image: image-20240928101253-2.jpeg||height="603" width="603"]]2 +[[image:1653266934636-343.png||height="385" width="385"]] 3 3 4 4 5 5 6 +**RS485-LN – RS485 to LoRaWAN Converter User Manual** 6 6 7 7 8 - 9 - 10 - 11 - 12 - 13 13 **Table of Contents:** 14 14 15 -{{toc/}} 16 16 17 17 18 -(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %) 19 -((( 20 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]] 21 -))) 22 22 23 23 15 += 1.Introduction = 24 24 25 - 26 - 27 - 28 - 29 -= 1. Introduction = 30 - 31 31 == 1.1 What is RS485-LN RS485 to LoRaWAN Converter == 32 32 33 - 34 34 ((( 20 +((( 35 35 The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost. 36 36 ))) 37 37 38 38 ((( 39 -RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) 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. 25 +RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on. 40 40 ))) 41 41 42 42 ((( ... ... @@ -45,30 +45,31 @@ 45 45 46 46 ((( 47 47 (% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices. 48 -))) 49 49 50 -((( 51 -(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]](% title="Click and drag to resize" %) 35 +(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]] 52 52 ))) 37 +))) 53 53 39 +[[image:1653267211009-519.png||height="419" width="724"]] 54 54 41 + 55 55 == 1.2 Specifications == 56 56 57 57 58 - (% style="color:#037691" %)**Hardware System:**45 +**Hardware System:** 59 59 60 -* STM32L072 xxxxMCU47 +* STM32L072CZT6 MCU 61 61 * SX1276/78 Wireless Chip 62 62 * Power Consumption (exclude RS485 device): 63 63 ** Idle: 32mA@12v 64 64 ** 20dB Transmit: 65mA@12v 65 65 66 - (% style="color:#037691" %)**Interface for Model:**53 +**Interface for Model:** 67 67 68 68 * RS485 69 69 * Power Input 7~~ 24V DC. 70 70 71 - (% style="color:#037691" %)**LoRa Spec:**58 +**LoRa Spec:** 72 72 73 73 * Frequency Range: 74 74 ** Band 1 (HF): 862 ~~ 1020 Mhz ... ... @@ -87,13 +87,12 @@ 87 87 * Preamble detection. 88 88 * 127 dB Dynamic Range RSSI. 89 89 * Automatic RF Sense and CAD with ultra-fast AFC. 90 -* Packet engine up to 256 bytes with CRC 77 +* Packet engine up to 256 bytes with CRC. 91 91 92 92 == 1.3 Features == 93 93 94 - 95 95 * LoRaWAN Class A & Class C protocol (default Class C) 96 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864 /MA86982 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864 97 97 * AT Commands to change parameters 98 98 * Remote configure parameters via LoRa Downlink 99 99 * Firmware upgradable via program port ... ... @@ -103,7 +103,6 @@ 103 103 104 104 == 1.4 Applications == 105 105 106 - 107 107 * Smart Buildings & Home Automation 108 108 * Logistics and Supply Chain Management 109 109 * Smart Metering ... ... @@ -113,33 +113,17 @@ 113 113 114 114 == 1.5 Firmware Change log == 115 115 116 - 117 117 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] 118 118 119 119 120 120 == 1.6 Hardware Change log == 121 121 122 - 123 123 ((( 124 124 ((( 125 -((( 126 126 v1.2: Add External Interrupt Pin. 127 -))) 128 128 129 -((( 130 130 v1.0: Release 131 -))) 132 132 133 - 134 -== 1.7 Pin Definitions == 135 - 136 - 137 -The following diagram shows the V1.2 hardware version. 138 - 139 -[[image:image-20240928101253-2.jpeg||height="542" width="542"]] 140 - 141 -[[image:image-20240925161157-2.jpeg||height="367" width="545"]] 142 - 143 143 144 144 ))) 145 145 ))) ... ... @@ -146,7 +146,6 @@ 146 146 147 147 = 2. Power ON Device = 148 148 149 - 150 150 ((( 151 151 The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below 152 152 ... ... @@ -157,7 +157,7 @@ 157 157 Once there is power, the RS485-LN will be on. 158 158 ))) 159 159 160 - (% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)128 +[[image:1653268091319-405.png]] 161 161 162 162 163 163 ))) ... ... @@ -166,11 +166,8 @@ 166 166 167 167 == 3.1 How it works? == 168 168 169 - 170 170 ((( 171 -((( 172 172 The RS485-LN 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 RS485-LN. It will auto join the network via OTAA. 173 -))) 174 174 175 175 176 176 ))) ... ... @@ -177,12 +177,10 @@ 177 177 178 178 == 3.2 Example to join LoRaWAN network == 179 179 180 - 181 181 Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 182 182 183 -[[image: image-20240928102637-3.png||height="522" width="917"]]147 +[[image:1653268155545-638.png||height="334" width="724"]] 184 184 185 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]] 186 186 187 187 ((( 188 188 ((( ... ... @@ -190,20 +190,17 @@ 190 190 ))) 191 191 192 192 ((( 193 -485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 156 +485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 194 194 ))) 195 195 196 - (% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image"height="592" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)159 +[[image:1653268227651-549.png||height="592" width="720"]] 197 197 198 - 199 199 ((( 200 -The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3: 201 - 202 - 162 +The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3: 203 203 ))) 204 204 205 205 ((( 206 - (% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.166 +**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN. 207 207 ))) 208 208 209 209 ((( ... ... @@ -211,136 +211,106 @@ 211 211 ))) 212 212 ))) 213 213 214 - (% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]][[image:image-20230425175410-2.png]](% title="Click and drag to resize" %)[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDS25-LBLDS25-LS--LoRaWAN_LiDAR_Distance_Auto-Clean_Sensor_User_Manual/WebHome/image-20230426084152-1.png?width=502&height=233&rev=1.1||alt="图片-20230426084152-1.png"]]174 +[[image:1652953462722-299.png]] 215 215 176 +((( 177 +((( 178 +User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: 179 +))) 216 216 217 -You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot: 181 +((( 182 +Add APP EUI in the application. 183 +))) 184 +))) 218 218 219 - **Createthe application.**186 +[[image:image-20220519174512-1.png]] 220 220 221 -[[image: https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SAC01L_LoRaWAN_Temperature%26Humidity_Sensor_User_Manual/WebHome/image-20250423093843-1.png?width=756&height=264&rev=1.1||alt="image-20250423093843-1.png"]]188 +[[image:image-20220519174512-2.png||height="323" width="720"]] 222 222 223 -[[image: https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LTC2-LB--LoRaWAN_Temperature_Transmitter_User_Manual/WebHome/image-20240907111305-2.png?width=1000&height=572&rev=1.1||alt="image-20240907111305-2.png"]]190 +[[image:image-20220519174512-3.png||height="556" width="724"]] 224 224 225 - **Add devices to the created Application.**192 +[[image:image-20220519174512-4.png]] 226 226 227 - [[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LTC2-LB--LoRaWAN_Temperature_Transmitter_User_Manual/WebHome/image-20240907111659-3.png?width=977&height=185&rev=1.1||alt="image-20240907111659-3.png"]]194 +You can also choose to create the device manually. 228 228 229 -[[image: https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LTC2-LB--LoRaWAN_Temperature_Transmitter_User_Manual/WebHome/image-20240907111820-5.png?width=975&height=377&rev=1.1||alt="image-20240907111820-5.png"]]196 +[[image:1652953542269-423.png||height="710" width="723"]] 230 230 198 +Add APP KEY and DEV EUI 231 231 232 - **Enter end devicespecificsmanually.**200 +[[image:1652953553383-907.png||height="514" width="724"]] 233 233 234 -[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LTC2-LB--LoRaWAN_Temperature_Transmitter_User_Manual/WebHome/image-20240907112136-6.png?width=697&height=687&rev=1.1||alt="image-20240907112136-6.png"]] 235 235 236 -**Add DevEUI and AppKey.** 203 +((( 204 +**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel. 205 +))) 237 237 238 - **Customizealatform ID for thedevice.**207 +[[image:1652953568895-172.png||height="232" width="724"]] 239 239 240 -[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LTC2-LB--LoRaWAN_Temperature_Transmitter_User_Manual/WebHome/image-20240907112427-7.png?rev=1.1||alt="image-20240907112427-7.png"]] 241 241 210 +== 3.3 Configure Commands to read data == 242 242 243 -(% style="color:blue" %)**Step 2**(%%): Add decoder. 244 - 245 -In TTN, user can add a custom payload so it shows friendly reading. 246 - 247 -Click this link to get the decoder: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder/tree/main/>>url:https://github.com/dragino/dragino-end-node-decoder/tree/main/]] 248 - 249 -Below is TTN screen shot: 250 - 251 -[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDS25-LBLDS25-LS--LoRaWAN_LiDAR_Distance_Auto-Clean_Sensor_User_Manual/WebHome/image-20241009140556-1.png?width=1184&height=488&rev=1.1||alt="image-20241009140556-1.png" height="488" width="1184"]] 252 - 253 -[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDS25-LBLDS25-LS--LoRaWAN_LiDAR_Distance_Auto-Clean_Sensor_User_Manual/WebHome/image-20241009140603-2.png?width=1168&height=562&rev=1.1||alt="image-20241009140603-2.png" height="562" width="1168"]] 254 - 255 - 256 -(% style="color:blue" %)**Step 3**(%%): Activate on RS485-LN. 257 - 258 -Press the button for 5 seconds to activate the RS485-LN. Power on RS485-BL and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel. 259 - 260 -(% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 261 - 262 - 263 -== 3.3 Configure Device to Read RS485 Sensors == 264 - 265 - 266 -There are plenty of RS485 and TTL level devices in the market and each device has different commands to read the valid data. To support these devices in most flexible, RS485-LN supports flexible command set. User can use [[Dragino RS485 Tool>>url:https://www.dropbox.com/sh/us9qecn39fwt8n1/AABREdqUCzEmJMRrfuWuXasoa?dl=0]], [[AT Commands or LoRaWAN Downlink>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/RS485-LB_Waterproof_RS485UART_to_LoRaWAN_Converter/#H3.5ConfigureRS485-LBviaATorDownlink]] Command to configure how RS485-LN should read the sensor and how to handle the return from RS485 or TTL sensors. 267 - 268 - 269 269 ((( 270 270 ((( 271 -((( 272 -(% style="color:red" %)**Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1** 214 +There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices. 273 273 ))) 274 274 217 +((( 218 +(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1 275 275 276 -=== 3.3.1 Method 1 ~-~- via RS485 Configure Tool === 277 - 278 - 279 -Use the RS485 Configure tool is the recommand method. Please see the instruction of how to use the tool: 280 - 281 -* **[[RS485 Configure Tool Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/]]** 282 - 283 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/RS485-LB_Waterproof_RS485UART_to_LoRaWAN_Converter/WebHome/image-20231127144411-1.png?width=494&height=368&rev=1.1||alt="image-20231127144411-1.png" height="368" width="494"]] 284 - 285 - 286 -=== 3.3.2 Method 2 ~-~- via AT Commands === 220 + 287 287 ))) 288 288 ))) 289 289 290 -=== =3.3.2.1Configure UART settings for RS485 communication ====224 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication === 291 291 226 +To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are: 292 292 293 -To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. The related commands for UART settings are: 294 - 295 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 296 -|=(% style="width: 126px; background-color:#4F81BD;color:white" %)((( 228 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %) 229 +|(% style="width:128px" %)((( 297 297 **AT Commands** 298 -)))| =(% style="width:187px; background-color:#4F81BD;color:white" %)(((231 +)))|(% style="width:305px" %)((( 299 299 **Description** 300 -)))| =(% style="width:197px;background-color:#4F81BD;color:white" %)(((233 +)))|(% style="width:346px" %)((( 301 301 **Example** 302 302 ))) 303 -|(% style="width:126px" %)((( 304 - 305 - 306 -((( 236 +|(% style="width:128px" %)((( 307 307 AT+BAUDR 308 -))) 309 -)))|(% style="width:177px" %)((( 238 +)))|(% style="width:305px" %)((( 310 310 Set the baud rate (for RS485 connection). Default Value is: 9600. 311 -)))|(% style="width: 193px" %)(((240 +)))|(% style="width:346px" %)((( 312 312 ((( 313 313 AT+BAUDR=9600 314 314 ))) 315 315 316 316 ((( 317 -Options: (1200,2400,4800, 318 -14400,19200,115200) 246 +Options: (1200,2400,4800,14400,19200,115200) 319 319 ))) 320 320 ))) 321 -|(% style="width:12 6px" %)(((249 +|(% style="width:128px" %)((( 322 322 AT+PARITY 323 -)))|(% style="width: 177px" %)(((251 +)))|(% style="width:305px" %)((( 324 324 Set UART parity (for RS485 connection) 325 -)))|(% style="width: 193px" %)(((253 +)))|(% style="width:346px" %)((( 326 326 ((( 327 327 AT+PARITY=0 328 328 ))) 329 329 330 330 ((( 331 -Option: 0: no parity, 332 -1: odd parity, 333 -2: even parity 259 +Option: 0: no parity, 1: odd parity, 2: even parity 334 334 ))) 335 335 ))) 336 -|(% style="width:12 6px" %)(((262 +|(% style="width:128px" %)((( 337 337 AT+STOPBIT 338 -)))|(% style="width: 177px" %)(((264 +)))|(% style="width:305px" %)((( 339 339 ((( 340 340 Set serial stopbit (for RS485 connection) 341 341 ))) 342 - )))|(% style="width:193px" %)(((268 + 343 343 ((( 270 + 271 +))) 272 +)))|(% style="width:346px" %)((( 273 +((( 344 344 AT+STOPBIT=0 for 1bit 345 345 ))) 346 346 ... ... @@ -353,32 +353,26 @@ 353 353 ))) 354 354 ))) 355 355 356 -=== 3.3. 3Configure sensors ===286 +=== 3.3.2 Configure sensors === 357 357 358 - 359 359 ((( 360 -Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling. 289 +((( 290 +Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling. 361 361 ))) 292 +))) 362 362 363 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 364 -|=(% style="width: 122px; background-color:#4F81BD;color:white" %)**AT Commands**|=(% style="width: 198px; background-color:#4F81BD;color:white" %)**Description**|=(% style="width: 190px;background-color:#4F81BD;color:white" %)**Example** 365 -|(% style="width:122px" %)AT+CFGDEV|(% style="width:196px" %)((( 366 -((( 294 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %) 295 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example** 296 +|AT+CFGDEV|(% style="width:418px" %)((( 367 367 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 368 -))) 369 369 370 -((( 371 371 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 372 -))) 373 373 374 -((( 375 375 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 376 -))) 377 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 302 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 378 378 379 -=== 3.3. 4Configure read commands for each sampling ===304 +=== 3.3.3 Configure read commands for each sampling === 380 380 381 - 382 382 ((( 383 383 During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload. 384 384 ... ... @@ -389,9 +389,8 @@ 389 389 During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 390 390 391 391 392 - (% style="color:#037691" %)**Each RS485 commands include two parts:**316 +**Each RS485 commands include two parts:** 393 393 394 - 395 395 ~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar. 396 396 397 397 2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar. ... ... @@ -401,14 +401,15 @@ 401 401 402 402 After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 403 403 327 + 404 404 Below are examples for the how above AT Commands works. 405 405 406 406 407 - (% style="color:#037691" %)**AT+COMMANDx**(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:331 +**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is: 408 408 409 -(% border="1" style="background-color:# f2f2f2; width:499px" %)333 +(% border="1" style="background-color:#4bacc6; color:white; width:499px" %) 410 410 |(% style="width:496px" %)((( 411 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 335 +**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 412 412 413 413 **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 414 414 ... ... @@ -420,24 +420,10 @@ 420 420 In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 421 421 422 422 423 - Ifasinglecommand exceeds14bytes, youcanuse thecommandsplicingfunction.347 +**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 424 424 425 -When AT+CMDDLx=1, the commands of AT+COMMANDx and AT+COMMAND(x+1) will be merged. 426 - 427 - 428 -**Examples:** To send 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F data it should be configured: 429 - 430 - AT+COMMAND1=00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D,0 431 - 432 - AT+COMMAND1=1 433 - 434 - AT+COMMAND2=0E 0F,0 435 - 436 - 437 -(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes. 438 - 439 -(% border="1" style="background-color:#f2f2f2; width:510px" %) 440 -|(% style="width:510px" %)((( 349 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %) 350 +|(% style="width:722px" %)((( 441 441 **AT+DATACUTx=a,b,c** 442 442 443 443 * **a: length for the return of AT+COMMAND** ... ... @@ -447,29 +447,25 @@ 447 447 448 448 **Examples:** 449 449 360 +* Grab bytes: 450 450 451 - * (% style="color:#037691" %)**Grab bytes**362 +[[image:image-20220602153621-1.png]] 452 452 453 -(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 454 454 365 +* Grab a section. 455 455 367 +[[image:image-20220602153621-2.png]] 456 456 457 -* (% style="color:#037691" %)**Grab a section** 458 458 459 - (%aria-label="image-20220602153621-2.pngimage widget" contenteditable="false"role="region"tabindex="-1"%)[[image:image-20220602153621-2.png||data-widget="image"]](%style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)370 +* Grab different sections. 460 460 372 +[[image:image-20220602153621-3.png]] 461 461 462 - 463 -* (% style="color:#037691" %)**Grab different sections** 464 - 465 -(% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 466 - 467 467 468 468 ))) 469 469 470 -=== 3.3. 5Compose the uplink payload ===377 +=== 3.3.4 Compose the uplink payload === 471 471 472 - 473 473 ((( 474 474 Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.** 475 475 ... ... @@ -487,14 +487,18 @@ 487 487 ))) 488 488 489 489 ((( 490 -Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**396 +Final Payload is 491 491 ))) 492 492 493 493 ((( 400 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx** 401 +))) 402 + 403 +((( 494 494 Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 495 495 ))) 496 496 497 -[[image: image-20220929111027-1.png||height="509" width="685"]](% title="Click and drag to resize" %)407 +[[image:1653269759169-150.png||height="513" width="716"]] 498 498 499 499 500 500 (% style="color:#037691" %)**Examples: AT+DATAUP=1** ... ... @@ -502,21 +502,18 @@ 502 502 503 503 Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**. 504 504 505 -Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**415 +Final Payload is 506 506 417 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA** 507 507 508 -~1. PAYVER: Defined by AT+PAYVER 419 +1. PAYVER: Defined by AT+PAYVER 420 +1. PAYLOAD COUNT: Total how many uplinks of this sampling. 421 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 422 +1. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes 509 509 510 - 2. PAYLOAD COUNT: Total howmany uplinks of this sampling.424 +[[image:image-20220602155039-4.png]] 511 511 512 -3. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 513 513 514 -4. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes 515 - 516 - 517 -(% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 518 - 519 - 520 520 So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA 521 521 522 522 DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa** ... ... @@ -526,9 +526,8 @@ 526 526 DATA3=the rest of Valid value of RETURN10= **30** 527 527 528 528 529 -(% style="color:red" %) **Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:**436 +(% style="color:red" %)Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below: 530 530 531 - 532 532 ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink. 533 533 534 534 * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink. ... ... @@ -538,1397 +538,619 @@ 538 538 ~* For all other bands: max 51 bytes for each uplink. 539 539 540 540 541 -(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;** 542 - 543 -(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)** 544 - 545 - 546 546 Below are the uplink payloads: 547 547 548 - (% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)449 +[[image:1654157178836-407.png]] 549 549 550 550 551 -=== 3.3. 6Uplink on demand ===452 +=== 3.3.5 Uplink on demand === 552 552 553 - 554 554 Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command. 555 555 556 - (% style="color:blue" %)**Downlink control command:**456 +Downlink control command: 557 557 558 - (% style="color:#4472c4" %)**(%%): Poll an uplink with current command set in RS485-LN.458 +**0x08 command**: Poll an uplink with current command set in RS485-LN. 559 559 560 - (% style="color:#4472c4" %)**(%%): Send a command to RS485-LN and uplink the output from sensors.460 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors. 561 561 562 562 563 -=== 3.3.7 Uplink on Interrupt === 564 564 464 +=== 3.3.6 Uplink on Interrupt === 565 565 566 566 RS485-LN support external Interrupt uplink since hardware v1.2 release. 567 567 568 - (% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]468 +[[image:1654157342174-798.png]] 569 569 470 +Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet. 570 570 571 -==== 3.3.7.1 Set Interrupt Mode ==== 572 572 573 - 574 -Before using the interrupt function of the **INT** pin, users can set the interrupt triggering mode as required. 575 - 576 -(% style="color:blue" %)**AT command:** 577 - 578 -* (% style="color:#037691" %)**AT+INTMOD **(%%) ~/~/ Set the trigger interrupt mode 579 - 580 -* (% style="color:#037691" %)**AT+INTMOD=0 **(%%) ~/~/ Disable Interrupt 581 - 582 -* (% style="color:#037691" %)**AT+INTMOD=1 **(%%) ~/~/ Trigger by rising and falling edge 583 - 584 -* (% style="color:#037691" %)**AT+INTMOD=2 **(%%) ~/~/ Trigger by falling edge **(default)** 585 - 586 -* (% style="color:#037691" %)**AT+INTMOD=3 **(%%) ~/~/ Trigger by rising edge 587 - 588 -(% style="color:blue" %)**Downlink Commands: **(% style="color:#037691" %)**0x06** 589 - 590 -Format: Command Code (0x06) followed by 3 bytes. 591 - 592 -Example1: Downlink Payload: **06 00 00 01 **~/~/ AT+INTMOD=1 593 - 594 -Example2: Downlink Payload: **06 00 00 03 **~/~/AT+INTMOD=3 595 - 596 - 597 -==== 3.3.7.2 Practical application ==== 598 - 599 - 600 -The following uses the default interrupt triggering mode (% style="color:blue" %)**(AT+INTMOD=2)**(%%) as an example to show the interrupt function of (% style="color:blue" %)**INT**(%%): 601 - 602 -When a high voltage is given to the INT pin and then the level of the (% style="color:blue" %)**INT**(%%) pin changes from high to low, the interrupt is triggered by a falling edge and the RS485-LN sends an uplink data. 603 - 604 -(% style="color:red" %)**Note: The level that triggers the interrupt ranges from 3.3V to 24V. Generally, it is recommended to use less than 12V.** 605 - 606 -**Example:** 607 - 608 -* Use a dry contact to connect the (% style="color:blue" %)**INT**(%%) pin and (% style="color:blue" %)**VIN+**(%%) pin of the RS485-LN. 609 - 610 -When the dry contact is closed, INT and VIN+ conduct and INT is high. 611 - 612 -Disconnecting the dry contact, the level of the INT pin changes from high to low, triggering an interrupt (triggered along the falling edge), and the RS485-LN sends an uplink data. 613 - 614 -[[image:image-20240925174124-5.jpeg||height="439" width="703"]] 615 - 616 -* Use a regulated power supply or a wet contact to connect the 485-LN to trigger the interruption.(This section uses a regulated power supply as an example.) 617 - 618 -The positive pole of the stabilized power supply is connected to the (% style="color:blue" %)**INT**(%%) pin of RS485-LN, and the negative pole of the stabilized power supply is connected to the (% style="color:blue" %)**VIN-**(%%) pin of RS485-LN. 619 - 620 -When the regulated power supply is operating, a high voltage is given to the INT pin and the INT level is high. When the regulated power supply is turned off, the level of the INT pin changes from 621 - 622 -high to low, at which time an interrupt is triggered (triggered along the falling edge), and the device will send an uplink data. 623 - 624 -[[image:image-20240925173243-4.jpeg||height="404" width="900"]] 625 - 626 -* Example of interrupt data in TTN. 627 - 628 -The first byte of the payload of the interrupted packet is (% style="color:blue" %)**0x81**(%%). 629 - 630 -[[image:image-20240925181010-1.png||height="348" width="953"]] 631 - 632 - 633 633 == 3.4 Uplink Payload == 634 634 475 +(% border="1" style="background-color:#4bacc6; color:white; width:734px" %) 476 +|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands** 477 +|Value|(% style="width:120px" %)((( 478 +Battery(mV) 635 635 636 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 637 -|(% style="background-color:#4f81bd; color:white; width:70px" %)((( 638 -**Size(bytes)** 639 -)))|(% style="background-color:#4f81bd; color:white; width:80px" %)**1**|(% style="background-color:#4f81bd; color:white; width:360px" %)((( 640 -**Length depends on the return from the commands** 641 -))) 642 -|(% style="width:90px" %)((( 643 -Value 644 -)))|(% style="width:114px" %)((( 480 +& 481 + 482 +Interrupt _Flag 483 +)))|(% style="width:116px" %)((( 645 645 PAYLOAD_VER 646 -)))|(% style="width:353px" %)((( 647 -If the valid payload is too long and exceed the maximum 648 648 649 -support payload length in server, server will show payload not 486 + 487 +)))|(% style="width:386px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server. 650 650 651 -provided in the LoRaWAN server. 652 -))) 489 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 653 653 654 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](%%)Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 655 655 492 +== 3.5 Configure RS485-BL via AT or Downlink == 656 656 657 -== 3.5 Configure RS485-LN via AT or Downlink == 658 - 659 - 660 -((( 661 661 User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands 662 -))) 663 663 664 -((( 665 665 There are two kinds of Commands: 666 -))) 667 667 668 -* ((( 669 -(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] 670 -))) 498 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] 671 671 672 -* ((( 673 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN. User can see these commands below: 674 -))) 500 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN. User can see these commands below: 675 675 676 -((( 677 - 678 -))) 679 679 680 680 681 681 === 3.5.1 Common Commands === 682 682 683 - 684 684 They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] 685 685 686 686 687 -=== 3.5.2 Downlink Response(Sincefirmwarev1.4)===509 +=== 3.5.2 Sensor related commands: === 688 688 511 +==== Choose Device Type (RS485 or TTL) ==== 689 689 690 -R esponsefeatureisaddedtotheserver'sdownlink,aspecialpackagewithFPort of200 will beuploadedimmediatelyafterreceiving the data sent by theserver.513 +RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect. 691 691 515 +* AT Command 692 692 693 - (% aria-label="image-20220602163333-5.pngimagewidget"contenteditable="false" role="region"tabindex="-1"%)[[image:image-20220602163333-5.png||data-widget="image"height="263"width="1160"]]517 +**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins. 694 694 695 - (%title="Clickanddragtoresize"%)519 +**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins. 696 696 697 -The first byte of this package represents whether the configuration is successful, 00 represents failure, 01 represents success. Except for the first byte, the other is the previous downlink. (All commands except A8 type commands are applicable) 698 698 522 +* Downlink Payload 699 699 700 - ===3.5.3Sensorrelatedcommands ===524 +**0A aa** à same as AT+MOD=aa 701 701 702 702 703 703 704 -==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====528 +==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ==== 705 705 530 +This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling. 706 706 707 -((( 708 -This command is used to configure the RS485 devices; they won't be used during sampling. Max Length of AT+CFGDEV is **40 bytes**. 709 -))) 532 +* AT Command 710 710 711 -((( 712 -* (% style="color:#037691" %)**AT Command** 534 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 713 713 714 -((( 715 -(% style="color:#4472c4" %)** AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m** (%%) m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 716 -))) 717 -))) 536 +m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command. 718 718 719 -((( 720 - 721 -))) 722 722 723 -* ((( 724 -(% style="color:#037691" %)**Downlink Payload** 725 -))) 726 726 727 -((( 728 -Format: (% style="color:#4472c4" %)** A8 MM NN XX XX XX XX YY** 729 -))) 540 +* Downlink Payload 730 730 731 -((( 542 +Format: A8 MM NN XX XX XX XX YY 543 + 732 732 Where: 733 -))) 734 734 735 -* ((( 736 -MM: 1: add CRC-16/MODBUS ; 0: no CRC 737 -))) 738 -* ((( 739 -NN: The length of RS485 command 740 -))) 741 -* ((( 742 -XX XX XX XX: RS485 command total NN bytes 743 -))) 744 -* ((( 745 -((( 746 -YY: How many bytes will be uplink from the return of this RS485 command, 747 -))) 546 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC 547 +* NN: The length of RS485 command 548 +* XX XX XX XX: RS485 command total NN bytes 549 +* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command 748 748 749 -* ((( 750 -if YY=0, RS485-LN will execute the downlink command without uplink; 751 -))) 752 -* ((( 753 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 754 -))) 755 -* ((( 756 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 757 -))) 758 -))) 551 +**Example 1:** 759 759 760 -((( 761 - 762 - 763 -(% style="color:blue" %)**Example 1:** (%%) ~-~-> Configure without ask for uplink (YY=0) 764 -))) 765 - 766 -((( 767 767 To connect a Modbus Alarm with below commands. 768 -))) 769 769 770 -* ((( 771 -The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually. 772 -))) 555 +* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually. 773 773 774 -* ((( 775 -The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually. 776 -))) 557 +* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually. 777 777 778 -((( 779 - 780 - 781 781 So if user want to use downlink command to control to RS485 Alarm, he can use: 782 -))) 783 783 784 -((( 785 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 786 -))) 561 +**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm 787 787 788 -((( 789 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm 790 -))) 563 +**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm 791 791 792 -((( 793 793 A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output. 794 -))) 795 795 796 -((( 797 - 798 -))) 799 799 800 -((( 801 -(% style="color:blue" %)**Example 2:** (%%) 802 -))) 568 +**Example 2:** 803 803 804 -((( 805 805 Check TTL Sensor return: 806 -))) 807 807 808 -((( 809 -((( 810 -[[image:http://8.211.40.43/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/1654132684752-193.png?rev=1.1||alt="1654132684752-193.png"]](% title="Click and drag to resize" %) 811 -))) 812 -))) 572 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]] 813 813 814 814 815 815 816 -==== (% style="color:blue" %)**Set Payload version**(%%) ==== 817 817 577 +==== Set Payload version ==== 818 818 819 -((( 820 -This is the first byte of the uplink payload. RS485-LN can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload. 821 -))) 579 +This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload. 822 822 823 -((( 824 -* (% style="color:#037691" %)**AT Command:** 581 +* AT Command: 825 825 826 - (% style="color:#4472c4" %)**AT+PAYVER:** (%%)Set PAYVER field = 1583 +AT+PAYVER: Set PAYVER field = 1 827 827 828 - 829 -))) 830 830 831 -* ((( 832 -(% style="color:#037691" %)**Downlink Payload:** 833 -))) 586 +* Downlink Payload: 834 834 835 -((( 836 -(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~-> Set PAYVER field = 0x01 837 -))) 588 +0xAE 01 à Set PAYVER field = 0x01 838 838 839 -((( 840 -(% style="color:#4472c4" %)** 0xAE 0F** (%%) ~-~-> Set PAYVER field = 0x0F 841 -))) 590 +0xAE 0F à Set PAYVER field = 0x0F 842 842 843 843 844 - **1) Add theinterruptflagat the highestbitof the Payver byte, that is,Byte7 of the first byte. (Since v1.4.0)**593 +==== Set RS485 Sampling Commands ==== 845 845 595 +AT+COMMANDx, AT+DATACUTx and AT+SEARCHx 846 846 847 - [[image:image-20220824145428-2.png||height="168"width="1300"]]597 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]]. 848 848 849 849 850 -* *2) if the data intercepted byAT+DATACUTor AT+MBFUN is empty, it will display NULL, andthe payload will be filled with n FFs.**600 +* AT Command: 851 851 602 +AT+COMMANDx: Configure RS485 read command to sensor. 852 852 853 - [[image:image-20220824145428-3.png||height="308"width="1200"]]604 +AT+DATACUTx: Configure how to handle return from RS485 devices. 854 854 606 +AT+SEARCHx: Configure search command 855 855 856 856 857 - ====(% style="color:blue" %)**Set RS485 SamplingCommands**(%%) ====609 +* Downlink Payload: 858 858 611 +0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 859 859 860 -((( 861 -AT+COMMANDx or AT+DATACUTx 862 -))) 613 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 863 863 864 -((( 865 -These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]]. 866 -))) 615 +Format: AF MM NN LL XX XX XX XX YY 867 867 868 -((( 869 - 870 -))) 617 +Where: 871 871 872 -* ((( 873 -(% style="color:#037691" %)**AT Command:** 874 -))) 619 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 620 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 621 +* LL: The length of AT+COMMAND or AT+DATACUT command 622 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command 623 +* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command. 875 875 876 - (% style="color:#4472c4" %)** AT+COMMANDx: ** (%%) Configure RS485 read command to sensor.625 +Example: 877 877 878 - (% style="color:#4472c4" %)** AT+DATACUTx:**(%%)ConfigurehowtohandlereturnfromRS485devices.627 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1 879 879 629 +**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10** 880 880 881 -* ((( 882 -(% style="color:#037691" %)**Downlink Payload:** 883 -))) 631 +**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10** 884 884 885 -((( 886 -(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 887 887 888 - 889 -))) 634 +0xAB downlink command can be used for set AT+SEARCHx 890 890 891 -((( 892 -(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.** 636 +Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So 893 893 894 - 895 -) ))638 +* AB aa 01 03 xx xx xx same as AT+SEARCHaa=1,xx xx xx 639 +* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands 896 896 897 -((( 898 -Format: (% style="color:#4472c4" %)** AF MM NN LL XX XX XX XX YY** 899 -))) 641 +**AB aa 02 03 xx xx xx 02 yy yy** same as **AT+SEARCHaa=2,xx xx xx+yy yy** 900 900 901 -((( 902 -Where: 903 -))) 904 904 905 -* ((( 906 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 907 -))) 908 -* ((( 909 -NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 910 -))) 911 -* ((( 912 -LL: The length of AT+COMMAND or AT+DATACUT command 913 -))) 914 -* ((( 915 -XX XX XX XX: AT+COMMAND or AT+DATACUT command 916 -))) 917 -* ((( 918 -YY: If YY=0, RS485-LN will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command. 919 -))) 644 +==== Fast command to handle MODBUS device ==== 920 920 921 -((( 922 - 646 +AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]]. 923 923 924 -**Example:** 925 -))) 926 - 927 -((( 928 -(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 929 -))) 930 - 931 -((( 932 -(% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10** 933 -))) 934 - 935 -((( 936 -(% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10** 937 -))) 938 - 939 - 940 - 941 -==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ==== 942 - 943 - 944 -((( 945 -(% style="color:#4472c4" %)** AT+MBFUN**(%%) is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]]. 946 -))) 947 - 948 -((( 949 949 This command is valid since v1.3 firmware version 950 -))) 951 951 952 -((( 953 -AT+MBFUN can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore. 954 -))) 955 955 956 -((( 957 - 958 -))) 651 +AT+MBFUN has only two value: 959 959 960 -((( 961 -**Example:** 962 -))) 653 +* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return 963 963 964 -* ((( 965 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 966 -))) 967 -* ((( 968 -AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08. 969 -))) 970 -* ((( 971 -AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10. 655 +AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore. 972 972 973 - 974 -))) 657 +* AT+MBFUN=0: Disable Modbus fast reading. 975 975 976 - (%aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]659 +Example: 977 977 978 -(% title="Click and drag to resize" %) 661 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). 662 +* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08. 663 +* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10. 979 979 980 - (% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.png||data-widget="image"]](% title="Click and drag to resize" %)665 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]] 981 981 982 -* ((( 983 -(% style="color:#037691" %)**Downlink Command:** 984 -))) 985 985 986 - **~ (% style="color:#4472c4" %)A9aa(%%)** ~-~-> SameasAT+MBFUN=aa668 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]] 987 987 988 988 989 - ====(% style="color:blue"%)**RS485 commandtimeout**(%%) ====671 +* Downlink Commands: 990 990 673 +A9 aa -à Same as AT+MBFUN=aa 991 991 992 -((( 993 -Some Modbus device has slow action to send replies. This command is used to configure the RS485-LN to use longer time to wait for their action. 994 -))) 995 995 996 -((( 997 -Default value: 0, range: 0 ~~ 65 seconds 998 -))) 676 +==== RS485 command timeout ==== 999 999 1000 -((( 1001 -* (% style="color:#037691" %)** AT Command:** 678 +Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action. 1002 1002 1003 -(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000** 1004 -))) 680 +Default value: 0, range: 0 ~~ 5 seconds 1005 1005 1006 -((( 1007 - 1008 1008 1009 -**Example:** 1010 -))) 683 +* AT Command: 1011 1011 1012 -((( 1013 -(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms 1014 -))) 685 +AT+CMDDLaa=hex(bb cc) 1015 1015 1016 -((( 1017 - 1018 -))) 687 +Example: 1019 1019 1020 -* ((( 1021 -(% style="color:#037691" %)** Downlink Payload:** 1022 -))) 689 +**AT+CMDDL1=1000** to send the open time to 1000ms 1023 1023 1024 -((( 1025 -(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex (bb cc) 1026 -))) 1027 1027 1028 -((( 1029 - 692 +* Downlink Payload: 1030 1030 1031 -**Example:** 1032 -))) 694 +0x AA aa bb cc 1033 1033 1034 -((( 1035 -**0xAA 01 03 E8** ~-~-> Same as **AT+CMDDL1=1000 ms** 1036 -))) 696 +Same as: AT+CMDDLaa=hex(bb cc) 1037 1037 698 + Example: 1038 1038 700 + 0xAA 01 03 E8 à Same as **AT+CMDDL1=1000 ms** 1039 1039 1040 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ==== 1041 1041 703 +==== [[Uplink>>path:#downlink_A8]] payload mode ==== 1042 1042 1043 -((( 1044 1044 Define to use one uplink or multiple uplinks for the sampling. 1045 -))) 1046 1046 1047 -((( 1048 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 707 +The use of this command please see: [[Compose Uplink payload>>path:#DataUP]] 1049 1049 1050 - 1051 -))) 709 +* AT Command: 1052 1052 1053 -((( 1054 -* (% style="color:#037691" %)** AT Command:** 711 +AT+DATAUP=0 1055 1055 1056 - (% style="color:#4472c4" %)**AT+DATAUP=0**713 +AT+DATAUP=1 1057 1057 1058 -(% style="color:#4472c4" %)** AT+DATAUP=1** 1059 1059 1060 - 1061 -))) 716 +* Downlink Payload: 1062 1062 1063 - (% style="color:#4472c4" %)**0xAD 01000014** (%%) **~-~->**Same as AT+DATAUP=1,20000 ~/~/ (00 00 14 is 20 seconds)718 +0xAD 00 à Same as AT+DATAUP=0 1064 1064 1065 - Eachuplinkissent to the serverat 20-secondintervalswhen segmented.720 +0xAD 01 à Same as AT+DATAUP=1 1066 1066 1067 1067 1068 -* ((( 1069 -(% style="color:#037691" %)** Downlink Payload:** 1070 -))) 723 +==== Manually trigger an Uplink ==== 1071 1071 1072 -(% style="color:#4472c4" %)** 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0 1073 - 1074 -(% style="color:#4472c4" %)** 0xAD 01** (%%) **~-~->** Same as AT+DATAUP=1 ~/~/Each uplink is sent to the server one after the other as it is segmented. 1075 - 1076 - 1077 -(Since firmware v1.4.0) 1078 - 1079 -* ((( 1080 -(% style="color:#037691" %)** AT Command:** 1081 -))) 1082 - 1083 -(% style="color:#4472c4" %)** AT+DATAUP=1,Timeout** 1084 - 1085 - 1086 -* ((( 1087 -(% style="color:#037691" %)** Downlink Payload:** 1088 -))) 1089 - 1090 -(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1,20000 ~/~/ (00 00 14 is 20 seconds) 1091 - 1092 -Each uplink is sent to the server at 20-second intervals when segmented. 1093 - 1094 - 1095 -==== (% style="color:blue" %)**Cut data separation processing(Since Version 1.4.2)**(%%) ==== 1096 - 1097 - 1098 -AT+NEWLINE command, which only takes effect when AT+DATAUP=1 or AT+DATAUP=1, timeout. 1099 - 1100 -When not set, each part of AT+DATAUP is sent according to the maximum number of bytes of DR. 1101 - 1102 -When setting, each part of AT+DATAUP is sent according to the value set by AT+NEWLINE. 1103 - 1104 - 1105 -* ((( 1106 -(% style="color:#037691" %)** AT Command:** 1107 -))) 1108 - 1109 -(% style="color:#4472c4" %)//**AT+NEWLINE=ALL**//(%%)// //The data cut out by each AT+COMMANDx command is sent separately as an uplink. 1110 - 1111 -(% style="color:#4472c4" %)//**AT+NEWLINE=ALL**//(%%)// equal: (% style="color:#4472c4" %)**AT+NEWLINE=1+2+3+4+5+6+7+8+9+10+11+12+13+14+15**// 1112 - 1113 - 1114 -(% style="color:#4472c4" %)//**AT+NEWLINE=a+b+c**//(%%)// //The data returned by all commands is divided into three parts, COMMAND(1~~a) is the first part, COMMAND(a+1~~b) is the second part,COMMAND(b+1~~c) is the third part. 1115 - 1116 - 1117 -(% style="color:#4472c4" %)//**AT+NEWLINE=NULL**//(%%)// //Turn off the functionality of this AT command. 1118 - 1119 - 1120 -* ((( 1121 -(% style="color:#037691" %)** Downlink Payload:** 1122 -))) 1123 - 1124 -//AT+NEWLINE=ALL ~-~--> (% style="color:#4472c4" %)**0xAC 01**// 1125 - 1126 -// AT+NEWLINE= NULL ~-~--> (% style="color:#4472c4" %)**0xAC 00**// 1127 - 1128 -//AT+NEWLINE= a+b+c ~-~--> (% style="color:#4472c4" %)**0xAC number of bytes a b c**// 1129 - 1130 -//AT+NEWLINE= 1+5+15 ~-~--> (% style="color:#4472c4" %)**0xAC 03 01 05 0F**// 1131 - 1132 - 1133 -==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ==== 1134 - 1135 - 1136 -((( 1137 1137 Ask device to send an uplink immediately. 1138 -))) 1139 1139 1140 -* ((( 1141 -(% style="color:#037691" %)** AT Command:** 1142 -))) 727 +* Downlink Payload: 1143 1143 1144 -((( 1145 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 1146 -))) 729 +0x08 FF, RS485-BL will immediately send an uplink. 1147 1147 1148 -((( 1149 - 1150 -))) 1151 1151 1152 -* ((( 1153 -(% style="color:#037691" %)** Downlink Payload:** 1154 -))) 732 +==== Clear RS485 Command ==== 1155 1155 1156 -((( 1157 -(% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink. 1158 -))) 1159 - 1160 - 1161 - 1162 -==== (% style="color:blue" %)**Clear RS485 Command**(%%) ==== 1163 - 1164 - 1165 -((( 1166 1166 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 1167 1167 1168 - 1169 -))) 1170 1170 1171 -* ((( 1172 -(% style="color:#037691" %)** AT Command:** 1173 -))) 737 +* AT Command: 1174 1174 1175 -((( 1176 -(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase 1177 -))) 739 +**AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 1178 1178 1179 -((( 1180 - 1181 - 1182 1182 Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 1183 -))) 1184 1184 1185 -((( 1186 1186 Example screen shot after clear all RS485 commands. 1187 -))) 1188 1188 1189 -((( 1190 - 1191 -))) 1192 1192 1193 - (((746 + 1194 1194 The uplink screen shot is: 1195 -))) 1196 1196 1197 - (% aria-label="1654160691922-496.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654160691922-496.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and dragto move" width="15"]](% title="Click and drag to resize" %)749 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]] 1198 1198 1199 1199 1200 -* ((( 1201 -(% style="color:#037691" %)** Downlink Payload:** 1202 -))) 752 +* Downlink Payload: 1203 1203 1204 -((( 1205 -(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb 1206 -))) 754 +0x09 aa bb same as AT+CMDEAR=aa,bb 1207 1207 1208 1208 757 +==== Set Serial Communication Parameters ==== 1209 1209 1210 -==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ==== 1211 - 1212 - 1213 -((( 1214 1214 Set the Rs485 serial communication parameters: 1215 -))) 1216 1216 1217 -((( 1218 -(% style="color:#037691" %)**AT Command:** 1219 -))) 761 +* AT Command: 1220 1220 1221 -((( 1222 -* Set Baud Rate 1223 -))) 763 +Set Baud Rate: 1224 1224 1225 - (% style="color:#4472c4" %)**AT+BAUDR=9600**(%%)~/~/~~115200) When using low baud rate or receiving multiple bytes,you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost765 +AT+BAUDR=9600 ~/~/ Options: (1200,2400,4800,14400,19200,115200) 1226 1226 1227 1227 1228 -((( 1229 -* Set UART Parity 1230 -))) 768 +Set UART parity 1231 1231 1232 - (% style="color:#4472c4" %)**AT+PARITY=0**(%%)~/~/770 +AT+PARITY=0 ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 1233 1233 1234 1234 1235 -((( 1236 -* Set STOPBIT 1237 -))) 773 +Set STOPBIT 1238 1238 1239 - (% style="color:#4472c4" %)**AT+STOPBIT=0**(%%)~/~/775 +AT+STOPBIT=0 ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 1240 1240 1241 1241 1242 -((( 1243 -(% style="color:#037691" %)**Downlink Payload:** 1244 -))) 778 +* Downlink Payload: 1245 1245 1246 -((( 1247 -(% style="color:#4472c4" %)** A7 01 aa bb**: (%%) Same AT+BAUDR=hex(aa bb)*100 1248 -))) 780 +A7 01 aa bb: Same AT+BAUDR=hex(aa bb)*100 1249 1249 1250 -((( 1251 -**Example:** 1252 -))) 782 +Example: 1253 1253 1254 -* ((( 1255 -A7 01 00 60 same as AT+BAUDR=9600 1256 -))) 1257 -* ((( 1258 -A7 01 04 80 same as AT+BAUDR=115200 1259 -))) 784 +* A7 01 00 60 same as AT+BAUDR=9600 785 +* A7 01 04 80 same as AT+BAUDR=115200 1260 1260 1261 -((( 1262 -* A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1263 -))) 787 +A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1264 1264 1265 -((( 1266 -* A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1267 -))) 789 +A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1268 1268 1269 1269 792 +==== Control output power duration ==== 1270 1270 794 +User can set the output power duration before each sampling. 1271 1271 1272 - ====(%style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====796 +* AT Command: 1273 1273 798 +Example: 1274 1274 1275 -* ((( 1276 -(% style="color:#037691" %)** AT Command:** 1277 -))) 800 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling. 1278 1278 1279 - (% style="color:#4472c4" %)**AT+DATABIT=7**(%%)~/~/Setthe databitsto7802 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling. 1280 1280 1281 -(% style="color:#4472c4" %)** AT+DATABIT=8 **(%%)~/~/ Set the data bits to 8 1282 1282 1283 -* ((( 1284 -(% style="color:#037691" %)**Downlink Payload:** 1285 -))) 805 +* LoRaWAN Downlink Command: 1286 1286 1287 - (% style="color:#4472c4"%)** A70407**(%%):Same asDATABIT=7807 +07 01 aa bb Same as AT+5VT=(aa bb) 1288 1288 1289 - (% style="color:#4472c4"%)** A70408**(%%):Same asDATABIT=8809 +07 02 aa bb Same as AT+3V3T=(aa bb) 1290 1290 1291 1291 1292 1292 1293 -==== (% style="color:blue" %)**Encrypted payload(Since Version 1.4.0)**(%%) ==== 1294 1294 1295 -((( 1296 - 1297 -))) 814 +1. 815 +11. Buttons 1298 1298 1299 -* ((( 1300 -(% style="color:#037691" %)** AT Command:** 1301 -))) 817 +|**Button**|**Feature** 818 +|**RST**|Reboot RS485-BL 1302 1302 1303 -(% style="color:#4472c4" %)** AT+DECRYPT=1 ** (%%) ~/~/ The payload is uploaded without encryption 820 +1. 821 +11. +3V3 Output 1304 1304 1305 - (%style="color:#4472c4"%)** AT+DECRYPT=0**(%%)~/~/Encryptwhenuploadingpayload(default)823 +RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. 1306 1306 825 +The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 1307 1307 1308 1308 1309 - ====(%style="color:blue" %)**Getsensorvalue(SinceVersion1.4.0)**(%%)====828 +The +3V3 output time can be controlled by AT Command. 1310 1310 830 +**AT+3V3T=1000** 1311 1311 1312 -* ((( 1313 -(% style="color:#037691" %)** AT Command:** 1314 -))) 832 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors. 1315 1315 1316 -(% style="color:#4472c4" %)** AT+GETSENSORVALUE=0 **(%%) ~/~/ The serial port gets the reading of the current sensor 1317 1317 1318 - (% style="color:#4472c4"%)**AT+GETSENSORVALUE=1**(%%) ~/~/Theserialportgets thecurrent sensorreadinganduploads it.835 +By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 1319 1319 1320 1320 838 +1. 839 +11. +5V Output 1321 1321 1322 - ====(%style="color:blue"%)**Resets thedownlinkpacketcount(SinceVersion 1.4.0)**(%%) ====841 +RS485-BL has a Controllable +5V output, user can use this output to power external sensor. 1323 1323 843 +The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 1324 1324 1325 -* ((( 1326 -(% style="color:#037691" %)** AT Command:** 1327 -))) 1328 1328 1329 - (% style="color:#4472c4" %)** AT+DISFCNTCHECK=0 **(%%) ~/~/ Whenthedownlink packetcountsentby the serveris lessthanthenode downlink packet countorexceeds 16384, the node willno longerreceivedownlinkpackets (default)846 +The 5V output time can be controlled by AT Command. 1330 1330 1331 - (% style="color:#4472c4" %)**DISFCNTCHECK=1(%%) ~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.848 +**AT+5VT=1000** 1332 1332 850 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors. 1333 1333 1334 1334 1335 - ====(%style="color:blue"%)**Whenthelimitbytes are exceeded,upload inbatches(SinceVersion1.4.0)**(%%)====853 +By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor. 1336 1336 1337 1337 1338 -* ((( 1339 -(% style="color:#037691" %)** AT Command:** 1340 -))) 1341 1341 1342 - (% style="color:#4472c4" %)** AT+DISMACANS=0** (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default) 1343 1343 1344 - (% style="color:#4472c4" %)** AT+DISMACANS=1** (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part. 858 +1. 859 +11. LEDs 1345 1345 861 +|**LEDs**|**Feature** 862 +|**LED1**|Blink when device transmit a packet. 1346 1346 1347 -* ((( 1348 -(% style="color:#037691" %)** Downlink Payload:** 1349 -))) 864 +1. 865 +11. Switch Jumper 1350 1350 1351 -(% style="color:#4472c4" %)** 0x21 00 01 ** (%%) ~/~/ Set the DISMACANS=1 867 +|**Switch Jumper**|**Feature** 868 +|**SW1**|((( 869 +ISP position: Upgrade firmware via UART 1352 1352 1353 - 1354 - 1355 -==== (% style="color:blue" %)**Copy downlink to uplink (Since Version 1.4.0)**(%%) ==== 1356 - 1357 - 1358 -* ((( 1359 -(% style="color:#037691" %)** AT Command:** 871 +Flash position: Configure device, check running status. 1360 1360 ))) 873 +|**SW2**|((( 874 +5V position: set to compatible with 5v I/O. 1361 1361 1362 -(% style="color:#4472c4" %)** AT+RPL=5** (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100. 1363 - 1364 -Example:**aa xx xx xx xx** ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent. 1365 - 1366 - 1367 -[[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-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]] 1368 - 1369 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77. 1370 - 1371 - 1372 - 1373 -[[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-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]] 1374 - 1375 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned. 1376 - 1377 - 1378 - 1379 -==== (% style="color:blue" %)**Query version number and frequency band 、TDC(Since Version 1.4.0)**(%%) ==== 1380 - 1381 - 1382 -((( 1383 -* (% style="color:#037691" %)**Downlink Payload:** 1384 - 1385 -(% style="color:#4472c4" %)** 26 01 ** (%%) ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time. 876 +3.3v position: set to compatible with 3.3v I/O., 1386 1386 ))) 1387 1387 879 ++3.3V: is always ON 1388 1388 1389 - Example:881 ++5V: Only open before every sampling. The time is by default, it is AT+5VT=0. Max open time. 5000 ms. 1390 1390 1391 - [[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"]]883 +1. Case Study 1392 1392 885 +User can check this URL for some case studies. 1393 1393 887 +[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]] 1394 1394 1395 -==== (% style="color:blue" %)** Monitor RS485 communication of other devices(Since Version 1.4.0)**(%%) ==== 1396 1396 1397 1397 1398 -* ((( 1399 -(% style="color:#037691" %)** AT Command:** 1400 -))) 1401 1401 1402 -(% style="color:#4472c4" %)**AT+RXMODE=1,10** (%%) ~/~/ When the RS485-LN receives more than 10 bytes from the RS485, it immediately sends the uplink of the received data. 892 +1. Use AT Command 893 +11. Access AT Command 1403 1403 1404 - (% style="color:#4472c4" %)**AT+RXMODE=2,500 ** (%%) ~/~/ RS485-LNuploadsdataasuplinkfromthefirstbyte receivedbyRS485 tothedatareceivedwithin 500msafter that.895 +RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below. 1405 1405 1406 - (% style="color:#4472c4" %)**AT+RXMODE=0,0 ** (%%) ~/~/ Disablethismode (default)897 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]] 1407 1407 1408 1408 1409 -* ((( 1410 -(% style="color:#037691" %)**Downlink Payload:** 1411 -))) 900 +In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference: 1412 1412 1413 - (% style="color:#4472c4" %)** A6 aa bb bb ** (%%) ~/~/ameasT+RXMODE=aa,bb902 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]] 1414 1414 1415 -[[image:image-20220824144240-1.png]] 1416 1416 1417 1417 1418 - ==3.6 Listeningmode for RS485network==906 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]] 1419 1419 1420 1420 1421 -((( 1422 -This feature support since firmware v1.4 1423 -))) 1424 1424 1425 -((( 1426 -RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN. 910 +1. 911 +11. Common AT Command Sequence 912 +111. Multi-channel ABP mode (Use with SX1301/LG308) 1427 1427 1428 -[[image:image-20240928104143-6.png||height="487" width="797"]] 1429 -))) 914 +If device has not joined network yet: 1430 1430 1431 - (% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]916 +AT+FDR 1432 1432 1433 - (% title="Click and drag to resize" %)918 +AT+NJM=0 1434 1434 1435 -((( 1436 -To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**. 1437 -))) 920 +ATZ 1438 1438 1439 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 1440 -|=(% style="width: 156px; background-color:#4F81BD;color:white" %)((( 1441 -**Command example** 1442 -)))|=(% style="width: 355px; background-color:#4F81BD;color:white" %)((( 1443 -**Function** 1444 -))) 1445 -|(% style="width:156px" %)((( 1446 -AT+RXMODE=1,10 1447 -)))|(% style="width:352px" %)((( 1448 -Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks. 1449 -))) 1450 -|(% style="width:156px" %)((( 1451 -AT+RXMODE=2,500 1452 -)))|(% style="width:352px" %)((( 1453 -Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms 1454 -))) 1455 -|(% style="width:156px" %)((( 1456 -AT+RXMODE=0,0 1457 -)))|(% style="width:352px" %)((( 1458 -Disable listening mode. This is the default settings. 1459 -))) 1460 -|(% style="width:156px" %)((( 1461 - 1462 -)))|(% style="width:352px" %)((( 1463 -A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1464 -))) 1465 1465 1466 -((( 1467 - 1468 - 1469 -(% style="color:#037691" %)**Downlink Command:** 1470 -))) 1471 - 1472 -((( 1473 -(% style="color:#4472c4" %)** 0xA6 aa bb cc **(%%) same as AT+RXMODE=aa,(bb<<8 | cc) 1474 -))) 1475 - 1476 -((( 1477 - 1478 -))) 1479 - 1480 -((( 1481 -**Example**: 1482 -))) 1483 - 1484 -((( 1485 -The RS485-LN is set to AT+RXMODE=2,1000 1486 -))) 1487 - 1488 -((( 1489 -There is a two Modbus commands in the RS485 network as below: 1490 -))) 1491 - 1492 -((( 1493 -The Modbus master send a command: (% style="background-color:#ffc000" %)**01 03 00 00 00 02 c4 0b** 1494 -))) 1495 - 1496 -((( 1497 -And Modbus slave reply with: (% style="background-color:green" %)**01 03 04 00 00 00 00 fa 33** 1498 -))) 1499 - 1500 -((( 1501 -RS485-LN will capture both and send the uplink: (% style="background-color:#ffc000" %)**01 03 00 00 00 02 c4 0b **(% style="background-color:green" %)**01 03 04 00 00 00 00 fa 33** 1502 - 1503 - 1504 -))) 1505 - 1506 -((( 1507 -(% aria-label="image-20220602171200-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-9.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1508 -))) 1509 - 1510 - 1511 -((( 1512 -(% style="color:red" %)**Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.** 1513 -))) 1514 - 1515 - 1516 -== 3.7 Buttons == 1517 - 1518 - 1519 -(% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %) 1520 -|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**Button**|=(% style="width: 380px;background-color:#4F81BD;color:white" %)**Feature** 1521 -|(% style="width:50px" %)ACT|(% style="width:361px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink** 1522 -|(% style="width:50px" %)RST|(% style="width:361px" %)Reboot RS485 1523 -|(% style="width:50px" %)PRO|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 1524 - 1525 -== 3.8 LEDs == 1526 - 1527 - 1528 -(% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %) 1529 -|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**LEDs**|=(% style="width: 380px;background-color:#4F81BD;color:white" %)**Feature** 1530 -|PWR|Always on if there is power 1531 -|SYS|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN**(%%) for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds** (%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message. 1532 - 1533 -= 4. Case Study = 1534 - 1535 - 1536 -User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]] 1537 - 1538 - 1539 -= 5. Use AT Command = 1540 - 1541 -== 5.1 Access AT Command == 1542 - 1543 - 1544 -((( 1545 -RS485-LN supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-LN to use AT command, as below. 1546 -))) 1547 - 1548 -(% aria-label="1654162355560-817.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162355560-817.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1549 - 1550 - 1551 -((( 1552 -In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-LN. The default password is 123456. Below is the output for reference: 1553 -))) 1554 - 1555 -(% aria-label="1654162368066-342.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162368066-342.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1556 - 1557 - 1558 -((( 1559 -More detail AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 1560 -))) 1561 - 1562 - 1563 -== 5.2 Common AT Command Sequence == 1564 - 1565 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1566 - 1567 - 1568 -If device has not joined network yet: 1569 - 1570 -* (% style="color:#037691" %)**AT+FDR** 1571 -* (% style="color:#037691" %)**AT+NJM=0** 1572 -* (% style="color:#037691" %)**ATZ** 1573 - 1574 -((( 1575 - 1576 - 1577 1577 If device already joined network: 1578 1578 1579 -* (% style="color:#037691" %)**AT+NJM=0** 1580 -* (% style="color:#037691" %)**ATZ** 1581 -))) 925 +AT+NJM=0 1582 1582 927 +ATZ 1583 1583 929 +1. 930 +11. 931 +111. Single-channel ABP mode (Use with LG01/LG02) 1584 1584 1585 - ===5.5.2 Single-channelABPode(UsewithLG01/LG02)===933 +AT+FDR Reset Parameters to Factory Default, Keys Reserve 1586 1586 935 +AT+NJM=0 Set to ABP mode 1587 1587 1588 - (% style="background-color:#dcdcdc" %)**AT+FDR**(%%) ResetParametersto FactoryDefault,KeysReserve937 +AT+ADR=0 Set the Adaptive Data Rate Off 1589 1589 1590 - (% style="background-color:#dcdcdc" %)**AT+NJM=0**(%%)Set toABP mode939 +AT+DR=5 Set Data Rate 1591 1591 1592 - (% style="background-color:#dcdcdc" %)**AT+ADR=0**(%%)Set the AdaptiveDataRateOff941 +AT+TDC=60000 Set transmit interval to 60 seconds 1593 1593 1594 - (% style="background-color:#dcdcdc" %)**AT+DR=5**(%%)SetDataRate943 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz 1595 1595 1596 - (% style="background-color:#dcdcdc" %)**AT+TDC=60000**(%%)Settransmit interval60seconds945 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server) 1597 1597 1598 - (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)ransmitfrequencyto868.4Mhz947 +AT+RX2DR=5 Set RX2DR to match the downlink DR from server. see below 1599 1599 1600 - (% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000**(%%)RX2Frequencyto868.4Mhz(accordingto theresult fromserver)949 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1601 1601 1602 - (% style="background-color:#dcdcdc" %)**AT+RX2DR=5**(%%) SetRX2DR to match thedownlink DR fromserver.see below951 +ATZ Reset MCU 1603 1603 1604 - (% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to26 01 1A F1,this ID can befound in the LoRa Server portal.953 +**Note:** 1605 1605 1606 -(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 955 +1. Make sure the device is set to ABP mode in the IoT Server. 956 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 957 +1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means. 958 +1. 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 1607 1607 960 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]] 1608 1608 1609 -(% style="color:red" %)**Note:** 1610 1610 1611 -((( 1612 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1613 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1614 -3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means. 1615 -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 5 963 +1. FAQ 964 +11. How to upgrade the image? 1616 1616 1617 - 1618 -))) 966 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to: 1619 1619 1620 -(% aria-label="1654162478620-421.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162478620-421.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 968 +* Support new features 969 +* For bug fix 970 +* Change LoRaWAN bands. 1621 1621 972 +Below shows the hardware connection for how to upload an image to RS485-BL: 1622 1622 1623 - =6. FAQ =974 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]] 1624 1624 1625 - == 6.1Howto upgradeheimage? ==976 +**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]]. 1626 1626 978 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1627 1627 1628 -((( 1629 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to: 1630 -))) 980 +**Step3: **Open flashloader; choose the correct COM port to update. 1631 1631 1632 -* ((( 1633 -Support new features 1634 -))) 1635 -* ((( 1636 -For bug fix 1637 -))) 1638 -* ((( 1639 -Change LoRaWAN bands. 1640 -))) 1641 1641 1642 -((( 1643 - Belowshowsthehardwareconnectionforhowtouploadan imageto RS485-LN:983 +|((( 984 +HOLD PRO then press the RST button, SYS will be ON, then click next 1644 1644 ))) 1645 1645 1646 -(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]] 1647 - 1648 -(% title="Click and drag to resize" %) 1649 - 1650 -((( 1651 -(% 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]]. 1652 - 1653 - 987 +|((( 988 +Board detected 1654 1654 ))) 1655 1655 1656 -((( 1657 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]]. 1658 - 991 +|((( 1659 1659 1660 1660 ))) 1661 1661 1662 -((( 1663 -(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update. 995 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] 1664 1664 1665 - 1666 -))) 1667 1667 1668 -((( 1669 -((( 1670 -((( 1671 -(% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program. 1672 -))) 1673 -))) 1674 -))) 1675 1675 999 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]] 1676 1676 1677 -(% aria-label="image-20220602175818-12.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175818-12.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1678 1678 1002 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] 1679 1679 1680 -(% aria-label="image-20220602175848-13.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175848-13.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1681 1681 1005 +1. 1006 +11. How to change the LoRa Frequency Bands/Region? 1682 1682 1683 - (%aria-label="image-20220602175912-14.pngimagewidget" contenteditable="false"role="region"tabindex="-1"%)[[image:image-20220602175912-14.png||data-widget="image"]](%style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png);background:rgba(220,220,220,0.5); display:none"%)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true"height="15" role="presentation"title="Clickand dragtomove"width="15"]](% title="Clickanddrag to resize" %)1008 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. 1684 1684 1685 1685 1686 -(% style="color:red" %)**Users can select the new burning software STM32Cubeprogramer for firmware upgrade and follow the same connection steps to enter burning mode (until SYS LED is RED ON):** 1687 1687 1688 -[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H4.2.FirmwareupgradeusingSTM32Cubeprogramer>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H4.2.FirmwareupgradeusingSTM32Cubeprogramer]] 1012 +1. 1013 +11. How many RS485-Slave can RS485-BL connects? 1689 1689 1015 +The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]]. 1690 1690 1691 -(% style="color:red" %)**Notice**: **In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:** 1692 1692 1693 -(% aria-label="image-20220602175638-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175638-10.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1694 1694 1695 1695 1696 -== 6.2 How to change the LoRa Frequency Bands/Region? == 1020 +1. Trouble Shooting 1021 +11. Downlink doesn’t work, how to solve it? 1697 1697 1023 +Please see this link for debug: 1698 1698 1699 - Usercanfollow theintroduction for [[howto upgrademage>>||anchor="H6.1Howtoupgradetheimage3F"]]. Whendownloadthemages, choose the required image file for download.1025 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 1700 1700 1701 1701 1702 -== 6.3 How many RS485-Slave can RS485-LN connects? == 1703 1703 1029 +1. 1030 +11. Why I can’t join TTN V3 in US915 /AU915 bands? 1704 1704 1705 - The RS485-LN can support max 32 RS485 devices. Eachuplink commandof RS485-LN can supportmax 15 differentRS485command. So RS485-LN canupportmax 15 RS485 devicespre-programinthe device for uplink.For other devices no pre-program, usercan usethe[[downlinkmessage (type code0xA8)to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].1032 +It might about the channels mapping. Please see for detail. 1706 1706 1034 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]] 1707 1707 1708 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? == 1709 1709 1710 1710 1711 - Whenuserneedto usewith ChirpStackor TTI. Please set AT+RPL=4.1038 +1. Order Info 1712 1712 1713 - Detail info check this link: [[SetPacketReceiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]1040 +**Part Number: RS485-BL-XXX** 1714 1714 1042 +**XXX:** 1715 1715 1716 -== 6.5 Can i use point to point communication for RS485-LN? == 1044 +* **EU433**: frequency bands EU433 1045 +* **EU868**: frequency bands EU868 1046 +* **KR920**: frequency bands KR920 1047 +* **CN470**: frequency bands CN470 1048 +* **AS923**: frequency bands AS923 1049 +* **AU915**: frequency bands AU915 1050 +* **US915**: frequency bands US915 1051 +* **IN865**: frequency bands IN865 1052 +* **RU864**: frequency bands RU864 1053 +* **KZ865: **frequency bands KZ865 1717 1717 1055 +1. Packing Info 1718 1718 1719 -Yes, please updating point-to-point [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]],then refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]]. 1720 - 1721 - 1722 -== 6.6 How to Use RS485-LN to connect to RS232 devices? == 1723 - 1724 - 1725 -[[Use RS485-BL or RS485-LN to connect to RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]] 1726 - 1727 - 1728 -== 6.7 How to judge whether there is a problem with the set COMMAND == 1729 - 1730 -=== 6.7.1 Introduce: === 1731 - 1732 - 1733 -Users can use below the structure to fast debug the communication between RS485BL and RS485-LN. The principle is to put the PC in the RS485 network and sniff the packet between Modbus MTU and RS485-BL/LN. We can use this way to: 1734 - 1735 -1. Test if Modbus-MTU works with PC commands. 1736 -1. Check if RS485-LN sent the expected command to Mobus-MTU 1737 -1. Check if Modbus-MTU return back the expected result to RS485-LN. 1738 -1. If both b) and c) has issue, we can compare PC’s output and RS485-LN output. 1739 - 1740 -[[image:image-20240816112950-1.png||height="382" width="731"]] 1741 - 1742 - 1743 -Example Connection: 1744 - 1745 -[[image:image-20221130104310-2.png]] 1746 - 1747 - 1748 -=== 6.7.2 Set up PC to monitor RS485 network With Serial tool === 1749 - 1750 - 1751 -(% style="color:red" %)**Note: Receive and send set to hex mode** 1752 - 1753 -[[image:image-20221130104310-3.png||height="616" width="714"]] 1754 - 1755 - 1756 -=== 6.7.3 With ModRSsim2: === 1757 - 1758 - 1759 -(% style="color:blue" %)**(1) Select serial port MODBUS RS-232** 1760 - 1761 -[[image:image-20221130104310-4.png||height="390" width="865"]] 1762 - 1763 - 1764 -(% style="color:blue" %)**(2) Click the serial port icon** 1765 - 1766 -[[image:image-20221130104310-5.png||height="392" width="870"]] 1767 - 1768 - 1769 -(% style="color:blue" %)**(3) After selecting the correct serial port and baud rate, click ok** 1770 - 1771 -[[image:image-20221130104310-6.png]] 1772 - 1773 - 1774 -(% style="color:blue" %)**(4) Click the comms.** 1775 - 1776 -[[image:image-20221130104310-7.png||height="376" width="835"]] 1777 - 1778 -(% class="wikigeneratedid" id="HRunRS485-LN2FBLcommandandmonitorifitiscorrect." %) 1779 -**Run RS485-LN/BL command and monitor if it is correct.** 1780 - 1781 - 1782 -=== 6.7.4 Example – Test the CFGDEV command === 1783 - 1784 - 1785 -RS485-LN sent below command: 1786 - 1787 -(% style="color:blue" %)**AT+CFGDEV=01 03 00 20 00 01,1**(%%) to RS485 network, and PC is able to get this command and return commands from MTU to show in the serial tool. 1788 - 1789 - 1790 -We can see the output from the Serial port tool to analyze. And check if they are expected result. 1791 - 1792 -[[image:image-20221130104310-8.png||height="214" width="797"]] 1793 - 1794 - 1795 -We can also use (% style="color:blue" %)**ModRSsim2**(%%) to see the output. 1796 - 1797 -[[image:image-20221130104310-9.png||height="531" width="729"]] 1798 - 1799 - 1800 -=== 6.7.5 Example – Test CMD command sets. === 1801 - 1802 - 1803 -Run (% style="color:blue" %)**AT+GETSENSORVALUE=1**(%%) to test the CMD commands set in RS485-LN. 1804 - 1805 - 1806 -(% style="color:blue" %)**Serial port tool:** 1807 - 1808 -[[image:image-20221130104310-10.png||height="339" width="844"]] 1809 - 1810 - 1811 -(% style="color:blue" %)**ModRSsim2:** 1812 - 1813 -[[image:image-20221130104310-11.png||height="281" width="962"]] 1814 - 1815 - 1816 -=== 6.7.6 Test with PC === 1817 - 1818 - 1819 -If there is still have problem to set up correctly the commands between RS485-LN and MTU. User can test the correct RS485 command set in PC and compare with the RS485 command sent out via RS485-LN. as long as both commands are the same, the MTU should return correct result. 1820 - 1821 - 1822 -Or User can send the working commands set in PC serial tool to Dragino Support to check what should be configured in RS485-LN. 1823 - 1824 -(% style="color:blue" %)**Connection method:** 1825 - 1826 -[[image:image-20221130104310-12.png]] 1827 - 1828 - 1829 -(% style="color:blue" %)**Link situation:** 1830 - 1831 -[[image:image-20221130104310-13.png||height="458" width="486"]] 1832 - 1833 - 1834 -[[image:image-20221130104310-14.png||height="371" width="823"]] 1835 - 1836 - 1837 -== 6.8 Where to get the decoder for RS485-LN? == 1838 - 1839 - 1840 -The decoder for RS485-LN needs to be written by yourself. Because the sensor to which the user is connected is custom, the read device data bytes also need custom parsing, so there is no universal decoder. We can only provide [[templates>>https://github.com/dragino/dragino-end-node-decoder/tree/main/RS485-LN]] for decoders (no intermediate data parsing part involved) 1841 - 1842 - 1843 -== 6.9 How to configure RS485 commands more conveniently? == 1844 - 1845 - 1846 -Dragino has developed an application for the RS485 series of products. 1847 - 1848 -It can help you configure RS485 sensors more conveniently 1849 -Please refer to the link below for specific usage: 1850 - 1851 -[[RS485 Configure Tool - DRAGINO>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/#HTableofContentsFF1A]] 1852 - 1853 - 1854 - 1855 -== 6.10 How to determine whether the returned data value FF is valid data or invalid data? == 1856 - 1857 -The address of the returned data can be used as a flag. 1858 - 1859 -The customer uses the intercept command to intercept the first bit of the returned data (the slave address of the sensor) as a judgment flag. 1860 - 1861 -**Invalid data:** 1862 - 1863 -If the first bit and the data are both FF, it means the data is empty. 1864 - 1865 - 1866 -**Valid data:** 1867 -If the first bit is a normal slave address and the data is FF, it means the data is normal. 1868 - 1869 - 1870 -= 7. Trouble Shooting = 1871 - 1872 -== 7.1 Downlink doesn't work, how to solve it? == 1873 - 1874 - 1875 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]] 1876 - 1877 - 1878 -== 7.2 Why customers can't join TTN V3 in US915 /AU915 bands? == 1879 - 1880 - 1881 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1882 - 1883 - 1884 -== 7.3 Why can't customers see the device's data in the server when the data is too long? == 1885 - 1886 - 1887 -This is due to the limitation of the lorawan protocol, and the fixed DR needs to be adjusted to improve this problem. 1888 - 1889 -Please refer to the following link for the number of bytes limited by different frequencies and different DRs in the lorawan protocol 1890 - 1891 -[[lora-alliance.org/wp-content/uploads/2021/05/RP002-1.0.3-FINAL-1.pdf>>url:https://lora-alliance.org/wp-content/uploads/2021/05/RP002-1.0.3-FINAL-1.pdf]] 1892 - 1893 -Example: 1894 - 1895 -[[image:image-20240620145456-1.png]] 1896 - 1897 -Please refer to the following command to fix DR 1898 - 1899 -AT+ADR=0 1900 - 1901 -AT+DR=3 1902 - 1903 -Downlink command: 1904 - 1905 -[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H7.4DataRate>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H7.4DataRate]] 1906 - 1907 - 1908 -= 8. Order Info = 1909 - 1910 - 1911 -(% style="color:blue" %)**Part Number: RS485-LN-XXX** 1912 - 1913 -(% style="color:blue" %)**XXX:** 1914 - 1915 -* (% style="color:red" %)**EU433**(%%): frequency bands EU433 1916 -* (% style="color:red" %)**EU868**(%%): frequency bands EU868 1917 -* (% style="color:red" %)**KR920**(%%): frequency bands KR920 1918 -* (% style="color:red" %)**CN470**(%%): frequency bands CN470 1919 -* (% style="color:red" %)**AS923**(%%): frequency bands AS923 1920 -* (% style="color:red" %)**AU915**(%%): frequency bands AU915 1921 -* (% style="color:red" %)**US915**(%%): frequency bands US915 1922 -* (% style="color:red" %)**IN865**(%%): frequency bands IN865 1923 -* (% style="color:red" %)**RU864**(%%): frequency bands RU864 1924 -* (% style="color:red" %)**KZ865**(%%): frequency bands KZ865 1925 - 1926 -= 9. Packing Info = 1927 - 1928 - 1929 1929 **Package Includes**: 1930 1930 1931 -* RS485-L Nx 11059 +* RS485-BL x 1 1932 1932 * Stick Antenna for LoRa RF part x 1 1933 1933 * Program cable x 1 1934 1934 ... ... @@ -1939,67 +1939,9 @@ 1939 1939 * Package Size / pcs : 14.5 x 8 x 5 cm 1940 1940 * Weight / pcs : 170g 1941 1941 1942 - =10.FCC Caution forRS485LN-US915 =1070 +1. Support 1943 1943 1072 +* Support is provided Monday 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 the before-mentioned schedule. 1073 +* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to 1944 1944 1945 -((( 1946 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 1947 -))) 1948 - 1949 -((( 1950 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. 1951 -))) 1952 - 1953 -((( 1954 - 1955 -))) 1956 - 1957 -((( 1958 -(% style="color:red" %)**IMPORTANT NOTE:** 1959 -))) 1960 - 1961 -((( 1962 -(% style="color:red" %)**Note: **(%%)This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: 1963 -))) 1964 - 1965 -((( 1966 -—Reorient or relocate the receiving antenna. 1967 -))) 1968 - 1969 -((( 1970 -—Increase the separation between the equipment and receiver. 1971 -))) 1972 - 1973 -((( 1974 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 1975 -))) 1976 - 1977 -((( 1978 -—Consult the dealer or an experienced radio/TV technician for help. 1979 -))) 1980 - 1981 -((( 1982 - 1983 -))) 1984 - 1985 -((( 1986 -(% style="color:red" %)**FCC Radiation Exposure Statement:** 1987 -))) 1988 - 1989 -((( 1990 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body. 1991 -))) 1992 - 1993 - 1994 -= 11. Support = 1995 - 1996 - 1997 -* ((( 1998 -Support is provided Monday 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 the before-mentioned schedule. 1999 -))) 2000 -* ((( 2001 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]. 2002 - 2003 - 2004 - 2005 -))) 1075 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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