Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 83.1 >
edited by Bei Jinggeng
on 2022/11/30 10:43
To version < 74.1 >
edited by Bei Jinggeng
on 2022/09/29 11:10
>
Change comment: Uploaded new attachment "image-20220929111027-1.png", version {1}

Summary

Details

Page properties
Content
... ... @@ -33,28 +33,40 @@
33 33  
34 34  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
35 35  
36 -
37 37  (((
37 +(((
38 +(((
39 +
40 +
38 38  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.
39 39  )))
43 +)))
40 40  
41 41  (((
46 +(((
42 42  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.
43 43  )))
49 +)))
44 44  
45 45  (((
52 +(((
46 46  (% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
47 47  )))
55 +)))
48 48  
49 49  (((
58 +(((
50 50  (% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
51 51  )))
52 52  
53 53  (((
54 54  (% 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]]
64 +
65 +
55 55  )))
67 +)))
68 +)))
56 56  
57 -
58 58  (% 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" %)​
59 59  
60 60  
... ... @@ -64,7 +64,7 @@
64 64  
65 65  (% style="color:#037691" %)**Hardware System:**
66 66  
67 -* STM32L072xxxx MCU
79 +* STM32L072CZT6 MCU
68 68  * SX1276/78 Wireless Chip 
69 69  * Power Consumption (exclude RS485 device):
70 70  ** Idle: 32mA@12v
... ... @@ -297,10 +297,10 @@
297 297  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:
298 298  
299 299  
300 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
312 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
301 301  |=(% style="width: 110px;" %)(((
302 302  **AT Commands**
303 -)))|=(% style="width: 210px;" %)(((
315 +)))|=(% style="width: 190px;" %)(((
304 304  **Description**
305 305  )))|=(% style="width: 190px;" %)(((
306 306  **Example**
... ... @@ -357,6 +357,7 @@
357 357  
358 358  
359 359  
372 +
360 360  === 3.3.2 Configure sensors ===
361 361  
362 362  
... ... @@ -368,8 +368,8 @@
368 368  )))
369 369  )))
370 370  
371 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
372 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 190px;" %)**Example**
384 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
385 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
373 373  |AT+CFGDEV|(% style="width:110px" %)(((
374 374  (((
375 375  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
... ... @@ -386,6 +386,7 @@
386 386  
387 387  
388 388  
402 +
389 389  === 3.3.3 Configure read commands for each sampling ===
390 390  
391 391  
... ... @@ -418,7 +418,7 @@
418 418  
419 419  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
420 420  |(% style="width:496px" %)(((
421 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
435 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
422 422  
423 423  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
424 424  
... ... @@ -493,7 +493,7 @@
493 493  
494 494  )))
495 495  
496 -[[image:image-20220929111027-1.png||height="509" width="685"]](% title="Click and drag to resize" %)​
510 +(% 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" %)​
497 497  
498 498  
499 499  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -501,18 +501,14 @@
501 501  
502 502  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
503 503  
504 -Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
518 +Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
505 505  
506 506  
507 -~1. PAYVER: Defined by AT+PAYVER
521 +1. PAYVER: Defined by AT+PAYVER
522 +1. PAYLOAD COUNT: Total how many uplinks of this sampling.
523 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
524 +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
508 508  
509 -2. PAYLOAD COUNT: Total how many uplinks of this sampling.
510 -
511 -3. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
512 -
513 -4. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes
514 -
515 -
516 516  (% 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" %)​
517 517  
518 518  
... ... @@ -536,13 +536,27 @@
536 536  
537 537   ~* For all other bands: max 51 bytes for each uplink.
538 538  
549 +(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
539 539  
540 -(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
551 +(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)**
541 541  
542 -(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)**
543 543  
554 +(% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）**
544 544  
556 +1 )  When (% style="color:blue" %)**AT+MOD=1**(%%), if the data intercepted by** AT+DATACUT** or **AT+MBFUN** is empty, it will display **NULL**, and the payload will be filled with **n FFs**.
545 545  
558 +
559 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114359-3.png?width=1106&height=297&rev=1.1||alt="image-20220824114359-3.png" height="297" width="1106"]]
560 +
561 +
562 +
563 +2 )  When (% style="color:blue" %)**AT+MOD=2**(%%), if the data intercepted by **AT+DATACUT** or **AT+MBFUN** is empty, it will display **NULL**, and the payload will be filled with **n 00s**.
564 +
565 +
566 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114330-2.png?rev=1.1||alt="image-20220824114330-2.png"]]
567 +
568 +
569 +
546 546  Below are the uplink payloads:
547 547  
548 548  
... ... @@ -578,26 +578,8 @@
578 578  == 3.4 Uplink Payload ==
579 579  
580 580  
581 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %)
582 -|=(% scope="row" style="width: 60px;" %)(((
583 -Size(bytes)
584 -)))|(% style="width:80px" %)1|(% style="width:360px" %)(((
585 -Length depends on the return from the commands
586 -)))
587 -|=(% style="width: 90px;" %)(((
588 -Value
589 -)))|(% style="width:114px" %)(((
590 -PAYLOAD_VER
591 -)))|(% style="width:353px" %)(((
592 -If the valid payload is too long and exceed the maximum
605 +(% 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"]]
593 593  
594 -support payload length in server, server will show payload not
595 -
596 -provided in the LoRaWAN server.
597 -)))
598 -
599 -(% 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"]]
600 -
601 601  (% title="Click and drag to resize" %)​
602 602  
603 603  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
... ... @@ -659,7 +659,7 @@
659 659  
660 660  
661 661  (((
662 -This command is used to configure the RS485 devices; they won't be used during sampling. Max Length of AT+CFGDEV is **40 bytes**.
668 +This command is used to configure the RS485 devices; they won't be used during sampling.
663 663  )))
664 664  
665 665  (((
... ... @@ -806,16 +806,14 @@
806 806  )))
807 807  
808 808  
809 -**1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)**
815 +1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)
810 810  
811 -
812 812  [[image:image-20220824145428-2.png||height="168" width="1300"]]
813 813  
814 814  
820 +2 )  if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.
815 815  
816 -**2 )  if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.**
817 817  
818 -
819 819  [[image:image-20220824145428-3.png||height="308" width="1200"]]
820 820  
821 821  
... ... @@ -941,10 +941,8 @@
941 941  
942 942  )))
943 943  
944 -(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]
948 +(% 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" %)​
945 945  
946 -(% title="Click and drag to resize" %)​
947 -
948 948  (% 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" %)​
949 949  
950 950  
... ... @@ -1141,10 +1141,15 @@
1141 1141  
1142 1142  (((
1143 1143  Set the Rs485 serial communication parameters:
1146 +
1147 +
1144 1144  )))
1145 1145  
1146 -(((
1147 -(% style="color:#037691" %)**AT Command:**
1150 +* (((
1151 +(% style="color:#037691" %)** AT Command:**
1152 +
1153 +
1154 +
1148 1148  )))
1149 1149  
1150 1150  (((
... ... @@ -1151,7 +1151,7 @@
1151 1151  * Set Baud Rate
1152 1152  )))
1153 1153  
1154 -(% style="color:#4472c4" %)** AT+BAUDR=9600** (%%) ~/~/  Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
1161 +(% style="color:#4472c4" %)** AT+BAUDR=9600** (%%) ~/~/  Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
1155 1155  
1156 1156  
1157 1157  (((
... ... @@ -1158,7 +1158,7 @@
1158 1158  * Set UART Parity
1159 1159  )))
1160 1160  
1161 -(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
1168 +(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
1162 1162  
1163 1163  
1164 1164  (((
... ... @@ -1165,18 +1165,21 @@
1165 1165  * Set STOPBIT
1166 1166  )))
1167 1167  
1168 -(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1175 +(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1169 1169  
1170 1170  
1171 -(((
1172 -(% style="color:#037691" %)**Downlink Payload:**
1178 +
1179 +* (((
1180 +(% style="color:#037691" %)** Downlink Payload:**
1173 1173  )))
1174 1174  
1175 1175  (((
1176 -(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
1184 +(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
1177 1177  )))
1178 1178  
1179 1179  (((
1188 +
1189 +
1180 1180  **Example:**
1181 1181  )))
1182 1182  
... ... @@ -1198,27 +1198,7 @@
1198 1198  
1199 1199  
1200 1200  
1201 -==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====
1202 1202  
1203 -
1204 -* (((
1205 -(% style="color:#037691" %)** AT Command:**
1206 -)))
1207 -
1208 -(% style="color:#4472c4" %)** AT+DATABIT=7    **(%%)~/~/ Set the data bits to 7
1209 -
1210 -(% style="color:#4472c4" %)** AT+DATABIT=8    **(%%)~/~/ Set the data bits to 8
1211 -
1212 -* (((
1213 -(% style="color:#037691" %)**Downlink Payload:**
1214 -)))
1215 -
1216 -(% style="color:#4472c4" %)** A7 04 07**(%%): Same as  AT+DATABIT=7
1217 -
1218 -(% style="color:#4472c4" %)** A7 04 08**(%%): Same as  AT+DATABIT=8
1219 -
1220 -
1221 -
1222 1222  ==== (% style="color:blue" %)**Encrypted payload**(%%) ====
1223 1223  
1224 1224  (((
... ... @@ -1294,17 +1294,20 @@
1294 1294  
1295 1295  (% style="color:#4472c4" %)** AT+RPL=5**  (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1296 1296  
1287 +
1297 1297  Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1298 1298  
1299 1299  
1300 1300  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1301 1301  
1302 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1303 1303  
1304 1304  
1295 +For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1305 1305  
1297 +
1306 1306  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1307 1307  
1300 +
1308 1308  For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1309 1309  
1310 1310  
... ... @@ -1346,7 +1346,7 @@
1346 1346  (% style="color:#037691" %)**Downlink Payload:**
1347 1347  )))
1348 1348  
1349 -(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/ same as AT+RXMODE=aa,bb
1342 +(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/same as AT+RXMODE=aa,bb
1350 1350  
1351 1351  [[image:image-20220824144240-1.png]]
1352 1352  
... ... @@ -1440,8 +1440,6 @@
1440 1440  
1441 1441  (((
1442 1442  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
1443 -
1444 -
1445 1445  )))
1446 1446  
1447 1447  (((
... ... @@ -1463,8 +1463,8 @@
1463 1463  == 3.7 Buttons ==
1464 1464  
1465 1465  
1466 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1467 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 380px;" %)**Feature**
1457 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1458 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1468 1468  |(% 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**
1469 1469  |(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1470 1470  |(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
... ... @@ -1474,7 +1474,7 @@
1474 1474  == 3.8 LEDs ==
1475 1475  
1476 1476  
1477 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1468 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1478 1478  |=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1479 1479  |**PWR**|Always on if there is power
1480 1480  |**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.
... ... @@ -1679,7 +1679,7 @@
1679 1679  == 6.5 Can i use point to point communication for RS485-LN? ==
1680 1680  
1681 1681  
1682 -Yes, please updating point-to-point [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]]，then refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1673 +Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1683 1683  
1684 1684  
1685 1685  
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