Last modified by Bei Jinggeng on 2025/01/10 15:06
<
From version < 109.2 >
edited by Xiaoling
on 2023/12/20 17:51
To version < 104.2 >
edited by Xiaoling
on 2023/04/25 17:54
>
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Summary

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... ... @@ -38,7 +38,7 @@
38 38  )))
39 39  
40 40  (((
41 -RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
41 +RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
42 42  )))
43 43  
44 44  (((
... ... @@ -94,6 +94,8 @@
94 94  * Automatic RF Sense and CAD with ultra-fast AFC.
95 95  * Packet engine up to 256 bytes with CRC
96 96  
97 +
98 +
97 97  == 1.3 Features ==
98 98  
99 99  
... ... @@ -106,6 +106,8 @@
106 106  * Support Modbus protocol
107 107  * Support Interrupt uplink (Since hardware version v1.2)
108 108  
111 +
112 +
109 109  == 1.4 Applications ==
110 110  
111 111  
... ... @@ -116,6 +116,8 @@
116 116  * Smart Cities
117 117  * Smart Factory
118 118  
123 +
124 +
119 119  == 1.5 Firmware Change log ==
120 120  
121 121  
... ... @@ -245,6 +245,7 @@
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  
254 +
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  
... ... @@ -254,38 +254,30 @@
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 ==
264 +== 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.
267 +(((
268 +(((
269 +(((
270 +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  
272 +
273 +)))
274 +)))
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 ===
281 +
281 281  )))
282 282  )))
283 283  
284 -==== 3.3.2.1 Configure UART settings for RS485 or TTL communication ====
285 +=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
285 285  
286 286  
287 -RS485-LN can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
288 -
289 289  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:
290 290  
291 291  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
... ... @@ -349,9 +349,11 @@
349 349  )))
350 350  )))
351 351  
352 -=== 3.3.3 Configure sensors ===
353 353  
354 354  
353 +=== 3.3.2 Configure sensors ===
354 +
355 +
355 355  (((
356 356  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.
357 357  )))
... ... @@ -372,9 +372,11 @@
372 372  )))
373 373  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
374 374  
375 -=== 3.3.4 Configure read commands for each sampling ===
376 376  
377 377  
378 +=== 3.3.3 Configure read commands for each sampling ===
379 +
380 +
378 378  (((
379 379  During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload.
380 380  
... ... @@ -416,20 +416,6 @@
416 416  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
417 417  
418 418  
419 -If a single command exceeds 14 bytes, you can use the command splicing function.
420 -
421 -When AT+CMDDLx=1, the commands of AT+COMMANDx and AT+COMMAND(x+1) will be merged.
422 -
423 -
424 -**Examples:** To send 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F data it should be configured:
425 -
426 - AT+COMMAND1=00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D,0
427 -
428 - AT+COMMAND1=1
429 -
430 - AT+COMMAND2=0E 0F,0
431 -
432 -
433 433  (% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
434 434  
435 435  (% border="1" style="background-color:#f2f2f2; width:510px" %)
... ... @@ -463,7 +463,7 @@
463 463  
464 464  )))
465 465  
466 -=== 3.3.5 Compose the uplink payload ===
455 +=== 3.3.4 Compose the uplink payload ===
467 467  
468 468  
469 469  (((
... ... @@ -548,7 +548,7 @@
548 548  (% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
549 549  
550 550  
551 -=== 3.3.6 Uplink on demand ===
540 +=== 3.3.5 Uplink on demand ===
552 552  
553 553  
554 554  Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command.
... ... @@ -560,11 +560,12 @@
560 560  (% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
561 561  
562 562  
563 -=== 3.3.7 Uplink on Interrupt ===
552 +=== 3.3.6 Uplink on Interrupt ===
564 564  
565 565  
566 566  RS485-LN support external Interrupt uplink since hardware v1.2 release.
567 567  
557 +
568 568  (% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
569 569  
570 570  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.
... ... @@ -574,12 +574,12 @@
574 574  
575 575  
576 576  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
577 -|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)(((
578 -**Size(bytes)**
567 +|=(% scope="row" style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)(((
568 +Size(bytes)
579 579  )))|(% style="background-color:#d9e2f3; color:#0070c0; width:80px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:360px" %)(((
580 580  **Length depends on the return from the commands**
581 581  )))
582 -|(% style="width:90px" %)(((
572 +|=(% style="width: 90px;" %)(((
583 583  Value
584 584  )))|(% style="width:114px" %)(((
585 585  PAYLOAD_VER
... ... @@ -591,9 +591,13 @@
591 591  provided in the LoRaWAN server.
592 592  )))
593 593  
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.
584 +(% 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"]]
595 595  
586 +(% title="Click and drag to resize" %)​
596 596  
588 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
589 +
590 +
597 597  == 3.5 Configure RS485-LN via AT or Downlink ==
598 598  
599 599  
... ... @@ -930,13 +930,8 @@
930 930  
931 931  (% 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" %)​
932 932  
933 -* (((
934 -(% style="color:#037691" %)**Downlink Command:**
935 -)))
936 936  
937 -**~ (% style="color:#4472c4" %)A9 aa(%%)** ~-~-> Same as AT+MBFUN=aa
938 938  
939 -
940 940  ==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
941 941  
942 942  
... ... @@ -1025,8 +1025,6 @@
1025 1025  (% style="color:#4472c4" %)** 0xAD 01**  (%%) **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
1026 1026  
1027 1027  
1028 -(Since firmware v1.4.0)
1029 -
1030 1030  * (((
1031 1031  (% style="color:#037691" %)** AT Command:**
1032 1032  )))
... ... @@ -1043,44 +1043,7 @@
1043 1043  Each uplink is sent to the server at 20-second intervals when segmented.
1044 1044  
1045 1045  
1046 -==== (% style="color:blue" %)**Cut data separation processing(Since Version 1.4.2)**(%%) ====
1047 1047  
1048 -
1049 -AT+NEWLINE command, which only takes effect when AT+DATAUP=1 or AT+DATAUP=1, timeout.
1050 -
1051 -When not set, each part of AT+DATAUP is sent according to the maximum number of bytes of DR.
1052 -
1053 -When setting, each part of AT+DATAUP is sent according to the value set by AT+NEWLINE.
1054 -
1055 -
1056 -* (((
1057 -(% style="color:#037691" %)** AT Command:**
1058 -)))
1059 -
1060 -(% style="color:#4472c4" %)//**AT+NEWLINE=ALL**//(%%)//   //The data cut out by each AT+COMMANDx command is sent separately as an uplink.
1061 -
1062 -(% style="color:#4472c4" %)//**AT+NEWLINE=ALL**//(%%)//   equal：  (% style="color:#4472c4" %)**AT+NEWLINE=1+2+3+4+5+6+7+8+9+10+11+12+13+14+15**//
1063 -
1064 -
1065 -(% style="color:#4472c4" %)//**AT+NEWLINE=a+b+c**//(%%)//  //The data returned by all commands is divided into three parts, COMMAND(1~~a) is the first part, COMMAND(a+1~~b) is the second part,COMMAND(b+1~~c) is the third part.
1066 -
1067 -
1068 -(% style="color:#4472c4" %)//**AT+NEWLINE=NULL**//(%%)//  //Turn off the functionality of this AT command.
1069 -
1070 -
1071 -* (((
1072 -(% style="color:#037691" %)** Downlink Payload:**
1073 -)))
1074 -
1075 -//AT+NEWLINE=ALL  ~-~-->  (% style="color:#4472c4" %)**0xAC 01**//
1076 -
1077 -// AT+NEWLINE= NULL  ~-~-->  (% style="color:#4472c4" %)**0xAC 00**//
1078 -
1079 -//AT+NEWLINE= a+b+c   ~-~-->  (% style="color:#4472c4" %)**0xAC number of bytes a b c**//
1080 -
1081 -//AT+NEWLINE= 1+5+15 ~-~-->  (% style="color:#4472c4" %)**0xAC 03 01 05 0F**//
1082 -
1083 -
1084 1084  ==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
1085 1085  
1086 1086  
... ... @@ -1388,6 +1388,8 @@
1388 1388  To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1389 1389  )))
1390 1390  
1341 +
1342 +
1391 1391  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
1392 1392  |=(% style="width: 156px; background-color:#D9E2F3;color:#0070C0" %)(((
1393 1393  **Command example**
... ... @@ -1475,6 +1475,8 @@
1475 1475  |(% style="width:50px" %)RST|(% style="width:361px" %)Reboot RS485
1476 1476  |(% style="width:50px" %)PRO|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1477 1477  
1430 +
1431 +
1478 1478  == 3.8 LEDs ==
1479 1479  
1480 1480  
... ... @@ -1483,6 +1483,8 @@
1483 1483  |PWR|Always on if there is power
1484 1484  |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.
1485 1485  
1440 +
1441 +
1486 1486  = 4. Case Study =
1487 1487  
1488 1488  
... ... @@ -1641,12 +1641,6 @@
1641 1641  (% 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" %)​
1642 1642  
1643 1643  
1644 -
1645 -(% style="color:red" %)**Users can select the new burning software STM32Cubeprogramer for firmware upgrade and follow the same connection steps to enter burning mode (until SYS LED is RED ON):**
1646 -
1647 -[[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]]
1648 -
1649 -
1650 1650  (% 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:**
1651 1651  
1652 1652  (% 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" %)​
... ... @@ -1799,17 +1799,6 @@
1799 1799  The decoder for RS485-LN needs to be written by yourself. Because the sensor to which the user is connected is custom, the read device data bytes also need custom parsing, so there is no universal decoder. We can only provide [[templates>>https://github.com/dragino/dragino-end-node-decoder/tree/main/RS485-LN]] for decoders (no intermediate data parsing part involved)
1800 1800  
1801 1801  
1802 -== 6.9 How to configure RS485 commands more conveniently？ ==
1803 -
1804 -
1805 -Dragino has developed an application for the RS485 series of products.
1806 -
1807 -It can help you configure RS485 sensors more conveniently
1808 -Please refer to the link below for specific usage：
1809 -
1810 -[[RS485 Configure Tool - DRAGINO>>url:http://wiki.dragino.com/xwiki/bin/view/Main/RS485_Configure_Tool/#HTableofContentsFF1A]]
1811 -
1812 -
1813 1813  = 7. Trouble Shooting =
1814 1814  
1815 1815  == 7.1 Downlink doesn't work, how to solve it? ==
... ... @@ -1842,6 +1842,8 @@
1842 1842  * (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1843 1843  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1844 1844  
1784 +
1785 +
1845 1845  = 9. Packing Info =
1846 1846  
1847 1847  
... ... @@ -1858,6 +1858,8 @@
1858 1858  * Package Size / pcs : 14.5 x 8 x 5 cm
1859 1859  * Weight / pcs : 170g
1860 1860  
1802 +
1803 +
1861 1861  = 10. FCC Caution for RS485LN-US915 =
1862 1862  
1863 1863  

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