Last modified by Bei Jinggeng on 2025/01/10 15:06
<
From version < 107.1 >
edited by Bei Jinggeng
on 2023/11/27 14:28
To version < 109.2 >
edited by Xiaoling
on 2023/12/20 17:51
>
Change comment: There is no comment for this version

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Author
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1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
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245 245  (% 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" %)​
246 246  
247 247  
248 -
249 249  (((
250 250  (% 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.
251 251  
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255 255  (% 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" %)​
256 256  
257 257  
258 -== 3.3 Configure Commands to read data ==
257 +== 3.3 Configure Device to Read RS485 Sensors ==
259 259  
260 260  
261 -(((
262 -(((
263 -(((
264 -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.
260 +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.
265 265  
266 -
267 -)))
268 -)))
269 269  
270 270  (((
271 271  (((
265 +(((
272 272  (% 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**
273 273  )))
274 274  
275 -
269 +
270 +=== 3.3.1 Method 1 ~-~- via RS485 Configure Tool ===
271 +
272 +
273 +Use the RS485 Configure tool is the recommand method. Please see the instruction of how to use the tool:
274 +
275 +* **[[RS485 Configure Tool Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/]]**
276 +
277 +[[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"]]
278 +
279 +
280 +=== 3.3.2  Method 2 ~-~- via AT Commands ===
276 276  )))
277 277  )))
278 278  
279 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
284 +==== 3.3.2.1 Configure UART settings for RS485 or TTL communication ====
280 280  
281 281  
287 +RS485-LN can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
288 +
282 282  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:
283 283  
284 284  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
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342 342  )))
343 343  )))
344 344  
345 -=== 3.3.2 Configure sensors ===
352 +=== 3.3.3 Configure sensors ===
346 346  
347 347  
348 348  (((
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365 365  )))
366 366  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
367 367  
368 -=== 3.3.3 Configure read commands for each sampling ===
375 +=== 3.3.4 Configure read commands for each sampling ===
369 369  
370 370  
371 371  (((
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456 456  
457 457  )))
458 458  
459 -=== 3.3.4 Compose the uplink payload ===
466 +=== 3.3.5 Compose the uplink payload ===
460 460  
461 461  
462 462  (((
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541 541  (% 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" %)​
542 542  
543 543  
544 -=== 3.3.5 Uplink on demand ===
551 +=== 3.3.6 Uplink on demand ===
545 545  
546 546  
547 547  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.
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553 553  (% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
554 554  
555 555  
556 -=== 3.3.6 Uplink on Interrupt ===
563 +=== 3.3.7 Uplink on Interrupt ===
557 557  
558 558  
559 559  RS485-LN support external Interrupt uplink since hardware v1.2 release.
560 560  
561 -
562 562  (% 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" %)​
563 563  
564 564  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.
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568 568  
569 569  
570 570  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
571 -|=(% scope="row" style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)(((
572 -Size(bytes)
577 +|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)(((
578 +**Size(bytes)**
573 573  )))|(% style="background-color:#d9e2f3; color:#0070c0; width:80px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:360px" %)(((
574 574  **Length depends on the return from the commands**
575 575  )))
576 -|=(% style="width: 90px;" %)(((
582 +|(% style="width:90px" %)(((
577 577  Value
578 578  )))|(% style="width:114px" %)(((
579 579  PAYLOAD_VER
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585 585  provided in the LoRaWAN server.
586 586  )))
587 587  
588 -(% 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"]]
594 +(% 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.
589 589  
590 -(% title="Click and drag to resize" %)​
591 591  
592 -Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
593 -
594 -
595 595  == 3.5 Configure RS485-LN via AT or Downlink ==
596 596  
597 597  
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928 928  
929 929  (% 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" %)​
930 930  
933 +* (((
934 +(% style="color:#037691" %)**Downlink Command:**
935 +)))
931 931  
937 +**~ (% style="color:#4472c4" %)A9 aa(%%)** ~-~-> Same as AT+MBFUN=aa
932 932  
939 +
933 933  ==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
934 934  
935 935  
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1381 1381  To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1382 1382  )))
1383 1383  
1384 -
1385 -
1386 1386  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
1387 1387  |=(% style="width: 156px; background-color:#D9E2F3;color:#0070C0" %)(((
1388 1388  **Command example**
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1642 1642  [[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]]
1643 1643  
1644 1644  
1645 -
1646 1646  (% 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:**
1647 1647  
1648 1648  (% 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" %)​
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1806 1806  [[RS485 Configure Tool - DRAGINO>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/#HTableofContentsFF1A]]
1807 1807  
1808 1808  
1809 -
1810 1810  = 7. Trouble Shooting =
1811 1811  
1812 1812  == 7.1 Downlink doesn't work, how to solve it? ==

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