Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Bei Jinggeng on 2025/01/16 11:36
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... ... @@ -1,1 +1,1 @@ 1 -RS485-LN – RS485 to LoRaWAN Converter 1 +RS485-LN – RS485 to LoRaWAN Converter User Manual - Content
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... ... @@ -1,23 +1,38 @@ 1 -(% style="text-align:center" %) 2 -[[image:1653266934636-343.png||height="385" width="385"]] 1 +(% aria-label="1653266934636-343.png image widget" contenteditable="false" role="region" tabindex="-1" %) 2 +((( 3 +(% data-widget="image" style="text-align:center" %) 4 +[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %) 3 3 6 +(% 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"]] 7 +))) 4 4 5 5 6 -**RS485-LN – RS485 to LoRaWAN Converter User Manual** 7 7 8 8 9 9 10 10 14 + 15 + 16 + 17 + 18 + 19 + 11 11 **Table of Contents:** 12 12 13 13 {{toc/}} 14 14 15 15 25 +(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %) 26 +((( 27 +(% 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"]] 28 +))) 16 16 17 17 18 18 19 19 20 20 34 + 35 + 21 21 = 1.Introduction = 22 22 23 23 == 1.1 What is RS485-LN RS485 to LoRaWAN Converter == ... ... @@ -25,6 +25,8 @@ 25 25 ((( 26 26 ((( 27 27 ((( 43 + 44 + 28 28 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. 29 29 ))) 30 30 ))) ... ... @@ -48,11 +48,13 @@ 48 48 49 49 ((( 50 50 (% 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]] 68 + 69 + 51 51 ))) 52 52 ))) 53 53 ))) 54 54 55 -[[image:1653267211009-519.png||height="419" width="724"]] 74 +(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" 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" %) 56 56 57 57 58 58 == 1.2 Specifications == ... ... @@ -92,6 +92,7 @@ 92 92 * Automatic RF Sense and CAD with ultra-fast AFC. 93 93 * Packet engine up to 256 bytes with CRC 94 94 114 + 95 95 == 1.3 Features == 96 96 97 97 * LoRaWAN Class A & Class C protocol (default Class C) ... ... @@ -147,7 +147,7 @@ 147 147 Once there is power, the RS485-LN will be on. 148 148 ))) 149 149 150 -[[image:1653268091319-405.png]] 170 +(% 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" %) 151 151 152 152 153 153 ))) ... ... @@ -168,7 +168,7 @@ 168 168 169 169 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. 170 170 171 -[[image:1653268155545-638.png||height="334" width="724"]] 191 +(% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" 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" %) 172 172 173 173 174 174 ((( ... ... @@ -180,14 +180,15 @@ 180 180 485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 181 181 ))) 182 182 183 -[[image:1653268227651-549.png||height="592" width="720"]] 203 +(% 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" %) 184 184 205 + 185 185 ((( 186 186 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: 187 187 ))) 188 188 189 189 ((( 190 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN. 211 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN. 191 191 ))) 192 192 193 193 ((( ... ... @@ -195,8 +195,9 @@ 195 195 ))) 196 196 ))) 197 197 198 -[[image:1652953462722-299.png]] 219 +(% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.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" %) 199 199 221 + 200 200 ((( 201 201 ((( 202 202 User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot: ... ... @@ -203,32 +203,34 @@ 203 203 ))) 204 204 205 205 ((( 206 -Add APP EUI in the application. 228 +**Add APP EUI in the application.** 207 207 ))) 208 208 ))) 209 209 210 -[[image:image-20220519174512-1.png]] 232 +(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.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" %) 211 211 212 -[[image:image-20220519174512-2.png||height="323" width="720"]] 234 +(% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image" height="323" 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" %) 213 213 214 -[[image:image-20220519174512-3.png||height="556" width="724"]] 236 +(% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image" height="556" 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" %) 215 215 216 -[[image:image-20220519174512-4.png]] 238 +(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.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" %) 217 217 218 218 You can also choose to create the device manually. 219 219 220 -[[image:1652953542269-423.png||height="710" width="723"]] 242 +(% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image" height="710" width="723"]](% 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" %) 221 221 222 -Add APP KEY and DEV EUI 223 223 224 -[[image:1652953553383-907.png||height="514" width="724"]] 225 225 246 +**Add APP KEY and DEV EUI** 226 226 248 +(% aria-label="1652953553383-907.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953553383-907.png||data-widget="image" height="514" 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" %) 249 + 250 + 227 227 ((( 228 -**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. 252 +(% style="color:blue" %)**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. 229 229 ))) 230 230 231 -[[image:1652953568895-172.png||height="232" width="724"]] 255 +(% 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" %) 232 232 233 233 234 234 == 3.3 Configure Commands to read data == ... ... @@ -235,11 +235,15 @@ 235 235 236 236 ((( 237 237 ((( 238 -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>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices. 262 +((( 263 +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>>||anchor="H3.5ConfigureRS485-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices. 239 239 ))) 265 +))) 240 240 241 241 ((( 268 +((( 242 242 (% 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 v1.1 270 +))) 243 243 244 244 245 245 ))) ... ... @@ -307,8 +307,6 @@ 307 307 ))) 308 308 ))) 309 309 310 - 311 - 312 312 === 3.3.2 Configure sensors === 313 313 314 314 ((( ... ... @@ -320,15 +320,19 @@ 320 320 (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %) 321 321 |=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example** 322 322 |AT+CFGDEV|(% style="width:110px" %)((( 349 +((( 323 323 This command is used to configure the RS485/TTL devices; they won’t be used during sampling. 351 +))) 324 324 353 +((( 325 325 AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx, 355 +))) 326 326 357 +((( 327 327 mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 359 +))) 328 328 )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 329 329 330 - 331 - 332 332 === 3.3.3 Configure read commands for each sampling === 333 333 334 334 ((( ... ... @@ -341,7 +341,7 @@ 341 341 During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads. 342 342 343 343 344 -**Each RS485 commands include two parts:** 374 +(% style="color:#037691" %)**Each RS485 commands include two parts:** 345 345 346 346 ~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. 347 347 ... ... @@ -352,15 +352,14 @@ 352 352 353 353 After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**. 354 354 355 - 356 356 Below are examples for the how above AT Commands works. 357 357 358 358 359 -**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is: 388 +(% 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: 360 360 361 361 (% border="1" style="background-color:#4bacc6; color:white; width:499px" %) 362 362 |(% style="width:496px" %)((( 363 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 392 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m** 364 364 365 365 **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent** 366 366 ... ... @@ -372,7 +372,7 @@ 372 372 In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same. 373 373 374 374 375 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 404 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes. 376 376 377 377 (% border="1" style="background-color:#4bacc6; color:white; width:510px" %) 378 378 |(% style="width:510px" %)((( ... ... @@ -385,20 +385,21 @@ 385 385 386 386 **Examples:** 387 387 388 -* Grab bytes :417 +* (% style="color:#037691" %)**Grab bytes** 389 389 390 -[[image:image-20220602153621-1.png]] 419 +(% 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" %) 391 391 392 392 393 -* Grab a section .422 +* (% style="color:#037691" %)**Grab a section** 394 394 395 -[[image:image-20220602153621-2.png]] 424 +(% aria-label="image-20220602153621-2.png image 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" %) 396 396 397 397 398 -* Grab different sections .427 +* (% style="color:#037691" %)**Grab different sections** 399 399 400 -[[image:image-20220602153621-3.png]] 429 +(% 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" %) 401 401 431 + 402 402 403 403 ))) 404 404 ... ... @@ -432,7 +432,7 @@ 432 432 Where PAYVER is defined by AT+PAYVER, below is an example screen shot. 433 433 ))) 434 434 435 -[[image:1653269759169-150.png||height="513" width="716"]] 465 +(% aria-label="1653269759169-150.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653269759169-150.png||data-widget="image" height="513" width="716"]](% 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" %) 436 436 437 437 438 438 (% style="color:#037691" %)**Examples: AT+DATAUP=1** ... ... @@ -450,7 +450,7 @@ 450 450 1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT) 451 451 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 452 452 453 -[[image:image-20220602155039-4.png]] 483 +(% 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" %) 454 454 455 455 456 456 So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA ... ... @@ -475,9 +475,10 @@ 475 475 476 476 Below are the uplink payloads: 477 477 478 -[[image:1654157178836-407.png]] 508 +(% 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" %) 479 479 480 480 511 + 481 481 === 3.3.5 Uplink on demand === 482 482 483 483 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. ... ... @@ -494,7 +494,7 @@ 494 494 495 495 RS485-LN support external Interrupt uplink since hardware v1.2 release. 496 496 497 -[[image:1654157342174-798.png]] 528 +(% 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"]](% title="Click and drag to resize" %) 498 498 499 499 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. 500 500 ... ... @@ -502,12 +502,12 @@ 502 502 == 3.4 Uplink Payload == 503 503 504 504 505 -[[image:image-20220606110929-1.png]] 536 +(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.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" %) 506 506 507 507 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 508 508 509 509 510 -== 3.5 Configure RS485- BL via AT or Downlink ==541 +== 3.5 Configure RS485-LN via AT or Downlink == 511 511 512 512 ((( 513 513 User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands ... ... @@ -539,7 +539,7 @@ 539 539 540 540 Response feature is added to the server's downlink, a special package with a FPort of 200 will be uploaded immediately after receiving the data sent by the server. 541 541 542 -[[image:image-20220602163333-5.png||height="263" width="1160"]] 573 +(% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %) 543 543 544 544 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) 545 545 ... ... @@ -548,344 +548,623 @@ 548 548 549 549 550 550 551 -==== **RS485 Debug Command** ==== 552 552 583 +==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ==== 584 + 585 +((( 553 553 This command is used to configure the RS485 devices; they won’t be used during sampling. 587 +))) 554 554 555 -* **AT Command** 589 +* ((( 590 +(% style="color:#037691" %)**AT Command** 556 556 557 -(% class="box infomessage" %) 558 558 ((( 559 -**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m** 593 +**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 560 560 ))) 595 +))) 561 561 562 -m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command 597 +((( 598 + 599 +))) 563 563 564 -* **Downlink Payload** 601 +* ((( 602 +(% style="color:#037691" %)**Downlink Payload** 603 +))) 565 565 605 +((( 566 566 Format: A8 MM NN XX XX XX XX YY 607 +))) 567 567 609 +((( 568 568 Where: 611 +))) 569 569 570 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC 571 -* NN: The length of RS485 command 572 -* XX XX XX XX: RS485 command total NN bytes 573 -* YY: How many bytes will be uplink from the return of this RS485 command, 574 -** if YY=0, RS485-LN will execute the downlink command without uplink; 575 -** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 576 -** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 613 +* ((( 614 +MM: 1: add CRC-16/MODBUS ; 0: no CRC 615 +))) 616 +* ((( 617 +NN: The length of RS485 command 618 +))) 619 +* ((( 620 +XX XX XX XX: RS485 command total NN bytes 621 +))) 622 +* ((( 623 +((( 624 +YY: How many bytes will be uplink from the return of this RS485 command, 625 +))) 577 577 578 -**Example 1** ~-~-> Configure without ask for uplink (YY=0) 627 +* ((( 628 +if YY=0, RS485-LN will execute the downlink command without uplink; 629 +))) 630 +* ((( 631 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200 632 +))) 633 +* ((( 634 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200. 635 +))) 636 +))) 579 579 638 +((( 639 + 640 + 641 +**Example 1** ~-~-> Configure without ask for uplink (YY=0) 642 +))) 643 + 644 +((( 580 580 To connect a Modbus Alarm with below commands. 646 +))) 581 581 582 -* 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. 648 +* ((( 649 +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. 650 +))) 583 583 584 -* 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. 652 +* ((( 653 +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. 654 +))) 585 585 656 +((( 657 + 658 + 586 586 So if user want to use downlink command to control to RS485 Alarm, he can use: 660 +))) 587 587 662 +((( 588 588 (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 664 +))) 589 589 666 +((( 590 590 (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm 668 +))) 591 591 670 +((( 592 592 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. 672 +))) 593 593 674 +((( 675 + 676 +))) 594 594 595 -**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**) 678 +((( 679 +**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**) 680 +))) 596 596 682 +((( 597 597 User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY** 684 +))) 598 598 686 +((( 687 + 688 +))) 599 599 600 -RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is: 690 +((( 691 +((( 692 +RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is: **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00 **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00** 693 +))) 601 601 602 - **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00 **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00** 695 + 696 +))) 603 603 604 - [[image:1654159460680-153.png]] 698 +((( 699 + (% aria-label="1654159460680-153.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654159460680-153.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" %) 700 +))) 605 605 606 606 607 607 608 -==== **Set Payload version** ==== 609 609 610 - Thisisthe firstbyte of the uplink payload. RS485-BL can connect todifferent sensors. Usercan setthePAYVER fieldto tell serverhow to decode the currentpayload.705 +==== (% style="color:blue" %)**Set Payload version**(%%) ==== 611 611 612 -* **AT Command:** 613 - 614 -(% class="box infomessage" %) 615 615 ((( 616 - **AT+PAYVER:Set PAYVER field=1**708 +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. 617 617 ))) 618 618 619 -* **Downlink Payload:** 711 +* ((( 712 +(% style="color:#037691" %)**AT Command:** 620 620 621 -** 0xAE01**~-~->Set PAYVER field =0x01714 +**AT+PAYVER: **Set PAYVER field = 1 622 622 623 -**0xAE 0F** ~-~-> Set PAYVER field = 0x0F 716 + 717 +))) 718 +* ((( 719 +(% style="color:#037691" %)**Downlink Payload:** 720 +))) 624 624 722 +((( 723 +**0xAE 01** ~-~-> Set PAYVER field = 0x01 724 +))) 625 625 726 +((( 727 +**0xAE 0F** ~-~-> Set PAYVER field = 0x0F 728 +))) 626 626 627 -==== **Set RS485 Sampling Commands** ==== 628 628 629 -AT+COMMANDx or AT+DATACUTx 630 630 631 -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"]]. 632 632 733 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ==== 633 633 634 -* **AT Command:** 735 +((( 736 +AT+COMMANDx or AT+DATACUTx 737 +))) 635 635 636 -(% class="box infomessage" %) 637 637 ((( 638 - **AT+COMMANDx:Configure RS485readcommand to sensor.**740 +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"]]. 639 639 ))) 640 640 641 -(% class="box infomessage" %) 642 642 ((( 643 - **AT+DATACUTx:Configure how to handle return from RS485 devices.**744 + 644 644 ))) 645 645 747 +* ((( 748 +(% style="color:#037691" %)**AT Command:** 749 +))) 646 646 647 -* ** DownlinkPayload:**751 +**AT+COMMANDx: **Configure RS485 read command to sensor. 648 648 753 +**AT+DATACUTx: **Configure how to handle return from RS485 devices. 754 + 755 + 756 +* ((( 757 +(% style="color:#037691" %)**Downlink Payload:** 758 +))) 759 + 760 +((( 649 649 **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 762 +))) 650 650 764 +((( 651 651 (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. 766 +))) 652 652 768 +((( 653 653 Format: AF MM NN LL XX XX XX XX YY 770 +))) 654 654 772 +((( 655 655 Where: 774 +))) 656 656 657 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 658 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 659 -* LL: The length of AT+COMMAND or AT+DATACUT command 660 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command 661 -* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command. 776 +* ((( 777 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F, 778 +))) 779 +* ((( 780 +NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value. 781 +))) 782 +* ((( 783 +LL: The length of AT+COMMAND or AT+DATACUT command 784 +))) 785 +* ((( 786 +XX XX XX XX: AT+COMMAND or AT+DATACUT command 787 +))) 788 +* ((( 789 +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. 790 +))) 662 662 792 +((( 793 + 794 + 663 663 **Example:** 796 +))) 664 664 798 +((( 665 665 (% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1 800 +))) 666 666 802 +((( 667 667 (% 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** 804 +))) 668 668 806 +((( 669 669 (% 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** 808 +))) 670 670 671 671 672 672 673 -==== **Fast command to handle MODBUS device** ==== 674 674 675 - AT+MBFUNisvalidsincev1.3 firmware version. Thecommand is forfast configure to readModbus devices. Itisonlyvalidfor the devices which follow the[[MODBUS-RTUprotocol>>url:https://www.modbustools.com/modbus.html]].813 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ==== 676 676 815 +((( 816 +**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]]. 817 +))) 818 + 819 +((( 677 677 This command is valid since v1.3 firmware version 821 +))) 678 678 823 +((( 679 679 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. 825 +))) 680 680 827 +((( 828 + 829 +))) 681 681 831 +((( 682 682 **Example:** 833 +))) 683 683 684 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 685 -* 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. 686 -* 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. 835 +* ((( 836 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN. 837 +))) 838 +* ((( 839 +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. 840 +))) 841 +* ((( 842 +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. 687 687 688 -[[image:image-20220602165351-6.png]] 844 + 845 +))) 689 689 690 -[[image:image-20220602165351- 7.png]]847 +(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]](% title="Click and drag to resize" %) 691 691 849 +(% 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" %) 692 692 693 693 694 -==== **RS485 command timeout** ==== 695 695 853 + 854 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ==== 855 + 856 +((( 696 696 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. 858 +))) 697 697 860 +((( 698 698 Default value: 0, range: 0 ~~ 65 seconds 862 +))) 699 699 700 -* **AT Command:** 864 +* ((( 865 +(% style="color:#037691" %)** AT Command:** 701 701 702 -(% class="box infomessage" %) 703 -((( 704 704 **AT+CMDDLaa=hex(bb cc)*1000** 705 705 ))) 706 706 870 +((( 871 + 872 + 707 707 **Example:** 874 +))) 708 708 876 +((( 709 709 **AT+CMDDL1=1000** to send the open time to 1000ms 878 +))) 710 710 880 +((( 881 + 882 +))) 711 711 712 -* **Downlink Payload:** 884 +* ((( 885 +(% style="color:#037691" %)** Downlink Payload:** 886 +))) 713 713 888 +((( 714 714 **0x AA aa bb cc** 890 +))) 715 715 892 +((( 716 716 Same as: AT+CMDDLaa=hex(bb cc)*1000 894 +))) 717 717 718 - **Example:** 896 +((( 897 +**Example:** 898 +))) 719 719 720 - 0xAA 01 00 01 ~-~-> Same as **AT+CMDDL1=1000 ms** 900 +((( 901 +**0xAA 01 00 01** ~-~-> Same as **AT+CMDDL1=1000 ms** 902 +))) 721 721 722 722 723 723 724 -==== **Uplink payload mode** ==== 725 725 907 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ==== 908 + 909 +((( 726 726 Define to use one uplink or multiple uplinks for the sampling. 911 +))) 727 727 913 +((( 728 728 The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]] 729 729 730 -* **AT Command:** 916 + 917 +))) 731 731 732 -(% class="box infomessage" %) 733 -((( 734 -**AT+DATAUP=0** 919 +* ((( 920 +(% style="color:#037691" %)** AT Command:** 735 735 ))) 736 736 737 - (% class="box infomessage" %)738 - (((923 +**AT+DATAUP=0** 924 + 739 739 **AT+DATAUP=1** 740 -))) 741 741 742 742 743 -* **Downlink Payload:** 928 +* ((( 929 +(% style="color:#037691" %)** Downlink Payload:** 930 +))) 744 744 932 +((( 745 745 **0xAD 00** **~-~->** Same as AT+DATAUP=0 934 +))) 746 746 936 +((( 747 747 **0xAD 01** **~-~->** Same as AT+DATAUP=1 938 +))) 748 748 749 749 750 750 751 -==== **Manually trigger an Uplink** ==== 752 752 943 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ==== 944 + 945 +((( 753 753 Ask device to send an uplink immediately. 947 +))) 754 754 755 -* **AT Command:** 949 +* ((( 950 +(% style="color:#037691" %)** AT Command:** 951 +))) 756 756 953 +((( 757 757 No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same. 955 +))) 758 758 957 +((( 958 + 959 +))) 759 759 760 -* **Downlink Payload:** 961 +* ((( 962 +(% style="color:#037691" %)** Downlink Payload:** 963 +))) 761 761 965 +((( 762 762 **0x08 FF**, RS485-LN will immediately send an uplink. 967 +))) 763 763 764 764 765 765 766 -==== **Clear RS485 Command** ==== 767 767 972 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ==== 973 + 974 +((( 768 768 The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them. 769 769 770 -* **AT Command:** 977 + 978 +))) 771 771 980 +* ((( 981 +(% style="color:#037691" %)** AT Command:** 982 +))) 983 + 984 +((( 772 772 **AT+CMDEAR=mm,nn** mm: start position of erase ,nn: stop position of erase 986 +))) 773 773 988 +((( 774 774 Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10 990 +))) 775 775 992 +((( 776 776 Example screen shot after clear all RS485 commands. 994 +))) 777 777 996 +((( 997 + 998 +))) 778 778 1000 +((( 779 779 The uplink screen shot is: 1002 +))) 780 780 781 -[[image:1654160691922-496.png]] 1004 +(% 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 drag to move" width="15"]](% title="Click and drag to resize" %) 782 782 783 783 784 -* **Downlink Payload:** 1007 +* ((( 1008 +(% style="color:#037691" %)** Downlink Payload:** 1009 +))) 785 785 1011 +((( 786 786 **0x09 aa bb** same as AT+CMDEAR=aa,bb 1013 +))) 787 787 788 788 789 789 790 -==== **Set Serial Communication Parameters** ==== 791 791 1018 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ==== 1019 + 1020 +((( 792 792 Set the Rs485 serial communication parameters: 1022 +))) 793 793 794 -* **AT Command:** 1024 +* ((( 1025 +(% style="color:#037691" %)** AT Command:** 1026 +))) 795 795 796 -Set Baud Rate: 797 - 798 -(% class="box infomessage" %) 799 799 ((( 800 -**AT+BAUDR=9600** ~/~/ Options: (1200,2400,4800,14400,19200,115200) 1029 + 1030 + 1031 +* Set Baud Rate 801 801 ))) 802 802 803 - Set UARTParity1034 +**AT+BAUDR=9600** ~/~/ Options: (1200,2400,4800,14400,19200,115200) 804 804 805 - (% class="box infomessage" %)1036 + 806 806 ((( 807 -* *AT+PARITY=0**~/~/ Option: 0: no parity, 1: odd parity, 2: even parity1038 +* Set UART Parity 808 808 ))) 809 809 810 - Set STOPBIT1041 +**AT+PARITY=0** ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity 811 811 812 - (% class="box infomessage" %)1043 + 813 813 ((( 814 -* *AT+STOPBIT=0** ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits1045 +* Set STOPBIT 815 815 ))) 816 816 1048 +**AT+STOPBIT=0** ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits 817 817 818 -* **Downlink Payload:** 819 819 820 -**A7 01 aa bb**: Same AT+BAUDR=hex(aa bb)*100 821 821 1052 +* ((( 1053 +(% style="color:#037691" %)** Downlink Payload:** 1054 +))) 1055 + 1056 +((( 1057 +**A7 01 aa bb**: Same AT+BAUDR=hex(aa bb)*100 1058 +))) 1059 + 1060 +((( 822 822 **Example:** 1062 +))) 823 823 824 -* A7 01 00 60 same as AT+BAUDR=9600 825 -* A7 01 04 80 same as AT+BAUDR=115200 1064 +* ((( 1065 +A7 01 00 60 same as AT+BAUDR=9600 1066 +))) 1067 +* ((( 1068 +A7 01 04 80 same as AT+BAUDR=115200 1069 +))) 826 826 827 -A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1071 +((( 1072 +A7 02 aa: Same as AT+PARITY=aa (aa value: 00 , 01 or 02) 1073 +))) 828 828 829 -A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1075 +((( 1076 +A7 03 aa: Same as AT+STOPBIT=aa (aa value: 00 , 01 or 02) 1077 +))) 830 830 831 831 1080 + 1081 + 832 832 == 3.6 Listening mode for RS485 network == 833 833 1084 +((( 834 834 This feature support since firmware v1.4 1086 +))) 835 835 1088 +((( 836 836 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. 1090 +))) 837 837 838 -[[image:image-20220602171200-8.png||height="567" width="1007"]] 1092 +(% aria-label="image-20220602171200-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-8.png||data-widget="image" height="567" width="1007"]](% 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" %) 839 839 1094 +((( 840 840 To enable the listening mode, use can run the command AT+RXMODE. 1096 +))) 841 841 1098 +((( 1099 + 1100 +))) 842 842 843 -(% border="1" style="background-color:#ffffcc; width:500px" %) 844 -|=(% style="width: 161px;" %)**Command example:**|=(% style="width: 337px;" %)**Function** 845 -|(% style="width:161px" %)AT+RXMODE=1,10 |(% style="width:337px" %)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. 846 -|(% style="width:161px" %)AT+RXMODE=2,500|(% style="width:337px" %)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 847 -|(% style="width:161px" %)AT+RXMODE=0,0|(% style="width:337px" %)Disable listening mode. This is the default settings. 848 -|(% style="width:161px" %) |(% style="width:337px" %)A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 ~| cc) 1102 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %) 1103 +|=(% style="width: 100px;" %)((( 1104 +**Command example** 1105 +)))|=(% style="width: 400px;" %)((( 1106 +**Function** 1107 +))) 1108 +|(% style="width:100px" %)((( 1109 +AT+RXMODE=1,10 1110 +)))|(% style="width:400px" %)((( 1111 +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. 1112 +))) 1113 +|(% style="width:100px" %)((( 1114 +AT+RXMODE=2,500 1115 +)))|(% style="width:400px" %)((( 1116 +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 1117 +))) 1118 +|(% style="width:100px" %)((( 1119 +AT+RXMODE=0,0 1120 +)))|(% style="width:400px" %)((( 1121 +Disable listening mode. This is the default settings. 1122 +))) 1123 +|(% style="width:100px" %)((( 1124 + 1125 +)))|(% style="width:400px" %)((( 1126 +A6 aa bb cc same as AT+RXMODE=aa,(bb<<8 | cc) 1127 +))) 849 849 850 -**Downlink Command:** 1129 +((( 1130 +(% style="color:#037691" %)** Downlink Command:** 1131 +))) 851 851 1133 +((( 852 852 **0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc) 1135 +))) 853 853 1137 +((( 1138 + 1139 +))) 854 854 1141 +((( 855 855 **Example**: 1143 +))) 856 856 1145 +((( 857 857 The RS485-LN is set to AT+RXMODE=2,1000 1147 +))) 858 858 1149 +((( 859 859 There is a two Modbus commands in the RS485 network as below: 1151 +))) 860 860 1153 +((( 861 861 The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b 1155 +))) 862 862 1157 +((( 863 863 And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33 1159 +))) 864 864 1161 +((( 865 865 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 1163 +))) 866 866 867 -[[image:image-20220602171200-9.png]] 1165 +((( 1166 +(% 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" %) 1167 +))) 868 868 1169 +((( 1170 + 1171 +))) 869 869 1173 +((( 1174 +((( 870 870 (% 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. 1176 +))) 1177 +))) 871 871 872 872 873 873 == 3.7 Buttons == 874 874 875 875 876 -(% border="1" style="background-color:#f7faff; width: 500px" %)877 -|=**Button**|=(% style="width: 1 420px;" %)**Feature**878 -|**ACT**|(% style="width:1 420px" %)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**879 -|**RST**|(% style="width:1 420px" %)Reboot RS485880 -|**PRO**|(% style="width:1 420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]1183 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1184 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature** 1185 +|(% 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** 1186 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485 1187 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]] 881 881 1189 + 882 882 == 3.8 LEDs == 883 883 884 -(% border="1" style="background-color:#f7faff; width:500px" %) 885 -|=**LEDs**|=**Feature** 1192 + 1193 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %) 1194 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature** 886 886 |**PWR**|Always on if there is power 887 -|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink 1196 +|**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. 888 888 1198 + 889 889 = 4. Case Study = 890 890 891 891 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]] ... ... @@ -895,51 +895,46 @@ 895 895 896 896 == 5.1 Access AT Command == 897 897 898 -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. 1208 +((( 1209 +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. 1210 +))) 899 899 900 -[[image:1654162355560-817.png]] 1212 +(% 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" %) 901 901 902 902 903 -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-BL. The default password is 123456. Below is the output for reference: 1215 +((( 1216 +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: 1217 +))) 904 904 905 -[[image:1654162368066-342.png]] 1219 +(% 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" %) 906 906 907 907 1222 +((( 908 908 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/]] 1224 +))) 909 909 910 910 1227 + 911 911 == 5.2 Common AT Command Sequence == 912 912 1230 + 913 913 === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 914 914 915 915 If device has not joined network yet: 916 916 917 -(% class="box infomessage" %) 918 -((( 919 -**AT+FDR** 920 -))) 1235 +* (% style="color:#037691" %)**AT+FDR** 1236 +* (% style="color:#037691" %)**AT+NJM=0** 1237 +* (% style="color:#037691" %)**ATZ** 921 921 922 -(% class="box infomessage" %) 923 923 ((( 924 -**AT+NJM=0** 925 -))) 1240 + 926 926 927 -(% class="box infomessage" %) 928 -((( 929 -**ATZ** 930 -))) 931 - 932 - 933 933 If device already joined network: 934 934 935 -(% class="box infomessage" %) 936 -((( 937 -**AT+NJM=0** 938 -))) 1244 +* (% style="color:#037691" %)**AT+NJM=0** 1245 +* (% style="color:#037691" %)**ATZ** 939 939 940 -(% class="box infomessage" %) 941 -((( 942 -**ATZ** 1247 + 943 943 ))) 944 944 945 945 ... ... @@ -946,35 +946,37 @@ 946 946 === 5.5.2 Single-channel ABP mode (Use with LG01/LG02) === 947 947 948 948 949 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve 1254 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve 950 950 951 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode 1256 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode 952 952 953 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off 1258 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off 954 954 955 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%)Set Data Rate 1260 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) Set Data Rate 956 956 957 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds 1262 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds 958 958 959 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz 1264 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz 960 960 961 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1266 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 962 962 963 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5** (%%) Set RX2DR to match the downlink DR from server. see below 1268 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5** (%%) Set RX2DR to match the downlink DR from server. see below 964 964 965 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1270 +(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 966 966 967 -(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 1272 +(% style="background-color:#dcdcdc" %)**ATZ** (%%) Reset MCU 968 968 969 969 970 970 (% style="color:red" %)**Note:** 971 971 1277 +((( 972 972 (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 973 973 2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 974 974 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. 975 975 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 1282 +))) 976 976 977 -[[image:1654162478620-421.png]] 1284 +(% 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" %) 978 978 979 979 980 980 = 6. FAQ = ... ... @@ -981,39 +981,59 @@ 981 981 982 982 == 6.1 How to upgrade the image? == 983 983 1291 +((( 984 984 The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to: 1293 +))) 985 985 986 -* Support new features 987 -* For bug fix 988 -* Change LoRaWAN bands. 1295 +* ((( 1296 +Support new features 1297 +))) 1298 +* ((( 1299 +For bug fix 1300 +))) 1301 +* ((( 1302 +Change LoRaWAN bands. 1303 +))) 989 989 1305 +((( 990 990 Below shows the hardware connection for how to upload an image to RS485-LN: 1307 +))) 991 991 992 -[[image:1654162535040-878.png]] 1309 +(% 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"]](% title="Click and drag to resize" %) 993 993 1311 +((( 994 994 **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]]. 1313 +))) 995 995 1315 +((( 996 996 **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1317 +))) 997 997 1319 +((( 998 998 **Step3: **Open flashloader; choose the correct COM port to update. 1321 +))) 999 999 1000 1000 ((( 1324 +((( 1325 +((( 1001 1001 (% 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. 1002 1002 ))) 1328 +))) 1329 +))) 1003 1003 1004 1004 1005 -[[image:image-20220602175818-12.png]] 1332 +(% 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" %) 1006 1006 1007 1007 1008 -[[image:image-20220602175848-13.png]] 1335 +(% 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" %) 1009 1009 1010 1010 1011 -[[image:image-20220602175912-14.png]] 1338 +(% aria-label="image-20220602175912-14.png image widget" 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="Click and drag to move" width="15"]](% title="Click and drag to resize" %) 1012 1012 1013 1013 1014 1014 **Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is: 1015 1015 1016 -[[image:image-20220602175638-10.png]] 1343 +(% 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" %) 1017 1017 1018 1018 1019 1019 == 6.2 How to change the LoRa Frequency Bands/Region? == ... ... @@ -1021,9 +1021,9 @@ 1021 1021 User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1022 1022 1023 1023 1024 -== 6.3 How many RS485-Slave can RS485- BL connects? ==1351 +== 6.3 How many RS485-Slave can RS485-LN connects? == 1025 1025 1026 -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>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].1353 +The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN 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>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]]. 1027 1027 1028 1028 1029 1029 == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==