Last modified by Bei Jinggeng on 2025/01/10 15:06
<
From version < 110.2 >
edited by Xiaoling
on 2024/01/15 17:05
To version < 107.1 >
edited by Bei Jinggeng
on 2023/11/27 14:28
>
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Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
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 +
248 248  (((
249 249  (% 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.
250 250  
... ... @@ -254,44 +254,38 @@
254 254  (% 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" %)​
255 255  
256 256  
257 -== 3.3 Configure Device to Read RS485 Sensors ==
258 +== 3.3 Configure Commands to read data ==
258 258  
259 259  
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.
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.
261 261  
266 +
267 +)))
268 +)))
262 262  
263 263  (((
264 264  (((
265 -(((
266 266  (% 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**
267 267  )))
268 268  
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 ===
275 +
281 281  )))
282 282  )))
283 283  
284 -==== 3.3.2.1 Configure UART settings for RS485 communication ====
279 +=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
285 285  
286 286  
287 -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:
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:
288 288  
289 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
290 -|=(% style="width: 126px; background-color:#4F81BD;color:white" %)(((
284 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
285 +|=(% style="width: 126px; background-color:#D9E2F3;color:#0070C0" %)(((
291 291  **AT Commands**
292 -)))|=(% style="width: 187px; background-color:#4F81BD;color:white" %)(((
287 +)))|=(% style="width: 187px; background-color:#D9E2F3;color:#0070C0" %)(((
293 293  **Description**
294 -)))|=(% style="width: 197px;background-color:#4F81BD;color:white" %)(((
289 +)))|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)(((
295 295  **Example**
296 296  )))
297 297  |(% style="width:126px" %)(((
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347 347  )))
348 348  )))
349 349  
350 -=== 3.3.3 Configure sensors ===
345 +=== 3.3.2 Configure sensors ===
351 351  
352 352  
353 353  (((
... ... @@ -354,8 +354,8 @@
354 354  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.
355 355  )))
356 356  
357 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
358 -|=(% 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**
352 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
353 +|=(% style="width: 122px; background-color:#D9E2F3;color:#0070C0" %)**AT Commands**|=(% style="width: 198px; background-color:#D9E2F3;color:#0070C0" %)**Description**|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)**Example**
359 359  |(% style="width:122px" %)AT+CFGDEV|(% style="width:196px" %)(((
360 360  (((
361 361  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
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370 370  )))
371 371  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
372 372  
373 -=== 3.3.4 Configure read commands for each sampling ===
368 +=== 3.3.3 Configure read commands for each sampling ===
374 374  
375 375  
376 376  (((
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461 461  
462 462  )))
463 463  
464 -=== 3.3.5 Compose the uplink payload ===
459 +=== 3.3.4 Compose the uplink payload ===
465 465  
466 466  
467 467  (((
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546 546  (% 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" %)​
547 547  
548 548  
549 -=== 3.3.6 Uplink on demand ===
544 +=== 3.3.5 Uplink on demand ===
550 550  
551 551  
552 552  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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558 558  (% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
559 559  
560 560  
561 -=== 3.3.7 Uplink on Interrupt ===
556 +=== 3.3.6 Uplink on Interrupt ===
562 562  
563 563  
564 564  RS485-LN support external Interrupt uplink since hardware v1.2 release.
565 565  
561 +
566 566  (% 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" %)​
567 567  
568 568  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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572 572  
573 573  
574 574  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
575 -|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)(((
576 -**Size(bytes)**
571 +|=(% scope="row" style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)(((
572 +Size(bytes)
577 577  )))|(% style="background-color:#d9e2f3; color:#0070c0; width:80px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:360px" %)(((
578 578  **Length depends on the return from the commands**
579 579  )))
580 -|(% style="width:90px" %)(((
576 +|=(% style="width: 90px;" %)(((
581 581  Value
582 582  )))|(% style="width:114px" %)(((
583 583  PAYLOAD_VER
... ... @@ -589,9 +589,13 @@
589 589  provided in the LoRaWAN server.
590 590  )))
591 591  
592 -(% 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.
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"]]
593 593  
590 +(% title="Click and drag to resize" %)​
594 594  
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  
931 -* (((
932 -(% style="color:#037691" %)**Downlink Command:**
933 -)))
934 934  
935 -**~ (% style="color:#4472c4" %)A9 aa(%%)** ~-~-> Same as AT+MBFUN=aa
936 936  
937 -
938 938  ==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
939 939  
940 940  
... ... @@ -1386,10 +1386,12 @@
1386 1386  To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1387 1387  )))
1388 1388  
1389 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1390 -|=(% style="width: 156px; background-color:#4F81BD;color:white" %)(((
1384 +
1385 +
1386 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
1387 +|=(% style="width: 156px; background-color:#D9E2F3;color:#0070C0" %)(((
1391 1391  **Command example**
1392 -)))|=(% style="width: 355px; background-color:#4F81BD;color:white" %)(((
1389 +)))|=(% style="width: 355px; background-color:#D9E2F3;color:#0070C0" %)(((
1393 1393  **Function**
1394 1394  )))
1395 1395  |(% style="width:156px" %)(((
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1468 1468  
1469 1469  
1470 1470  (% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1471 -|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**Button**|=(% style="width: 380px;background-color:#4F81BD;color:white" %)**Feature**
1468 +|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**Button**|=(% style="width: 380px;background-color:#D9E2F3;color:#0070C0" %)**Feature**
1472 1472  |(% 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**
1473 1473  |(% style="width:50px" %)RST|(% style="width:361px" %)Reboot RS485
1474 1474  |(% style="width:50px" %)PRO|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
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1477 1477  
1478 1478  
1479 1479  (% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1480 -|=(% style="width: 50px;background-color:#4F81BD;color:white" %)**LEDs**|=(% style="width: 380px;background-color:#4F81BD;color:white" %)**Feature**
1477 +|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**LEDs**|=(% style="width: 380px;background-color:#D9E2F3;color:#0070C0" %)**Feature**
1481 1481  |PWR|Always on if there is power
1482 1482  |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.
1483 1483  
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1645 1645  [[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]]
1646 1646  
1647 1647  
1645 +
1648 1648  (% 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:**
1649 1649  
1650 1650  (% 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" %)​
... ... @@ -1808,6 +1808,7 @@
1808 1808  [[RS485 Configure Tool - DRAGINO>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/#HTableofContentsFF1A]]
1809 1809  
1810 1810  
1809 +
1811 1811  = 7. Trouble Shooting =
1812 1812  
1813 1813  == 7.1 Downlink doesn't work, how to solve it? ==

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