Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 95.1 >
edited by Bei Jinggeng
on 2022/11/30 10:47
To version < 73.9 >
edited by Xiaoling
on 2022/09/12 11:37
>
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Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
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
... ... @@ -97,6 +97,7 @@
97 97  * Packet engine up to 256 bytes with CRC
98 98  
99 99  
112 +
100 100  == 1.3 Features ==
101 101  
102 102  
... ... @@ -110,6 +110,7 @@
110 110  * Support Interrupt uplink (Since hardware version v1.2)
111 111  
112 112  
126 +
113 113  == 1.4 Applications ==
114 114  
115 115  
... ... @@ -121,6 +121,7 @@
121 121  * Smart Factory
122 122  
123 123  
138 +
124 124  == 1.5 Firmware Change log ==
125 125  
126 126  
... ... @@ -294,10 +294,10 @@
294 294  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:
295 295  
296 296  
297 -(% 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" %)
298 298  |=(% style="width: 110px;" %)(((
299 299  **AT Commands**
300 -)))|=(% style="width: 210px;" %)(((
315 +)))|=(% style="width: 190px;" %)(((
301 301  **Description**
302 302  )))|=(% style="width: 190px;" %)(((
303 303  **Example**
... ... @@ -353,6 +353,8 @@
353 353  )))
354 354  
355 355  
371 +
372 +
356 356  === 3.3.2 Configure sensors ===
357 357  
358 358  
... ... @@ -364,8 +364,8 @@
364 364  )))
365 365  )))
366 366  
367 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
368 -|=(% 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**
369 369  |AT+CFGDEV|(% style="width:110px" %)(((
370 370  (((
371 371  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
... ... @@ -381,6 +381,8 @@
381 381  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
382 382  
383 383  
401 +
402 +
384 384  === 3.3.3 Configure read commands for each sampling ===
385 385  
386 386  
... ... @@ -413,7 +413,7 @@
413 413  
414 414  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
415 415  |(% style="width:496px" %)(((
416 -**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**
417 417  
418 418  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
419 419  
... ... @@ -488,7 +488,7 @@
488 488  
489 489  )))
490 490  
491 -[[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" %)​
492 492  
493 493  
494 494  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -496,18 +496,14 @@
496 496  
497 497  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
498 498  
499 -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**
500 500  
501 501  
502 -~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
503 503  
504 -2. PAYLOAD COUNT: Total how many uplinks of this sampling.
505 -
506 -3. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
507 -
508 -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
509 -
510 -
511 511  (% 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" %)​
512 512  
513 513  
... ... @@ -531,13 +531,27 @@
531 531  
532 532   ~* For all other bands: max 51 bytes for each uplink.
533 533  
549 +(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
534 534  
535 -(% 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)**
536 536  
537 -(% 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)**
538 538  
554 +(% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）**
539 539  
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**.
540 540  
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 +
541 541  Below are the uplink payloads:
542 542  
543 543  
... ... @@ -573,26 +573,8 @@
573 573  == 3.4 Uplink Payload ==
574 574  
575 575  
576 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %)
577 -|=(% scope="row" style="width: 60px;" %)(((
578 -Size(bytes)
579 -)))|(% style="width:80px" %)1|(% style="width:360px" %)(((
580 -Length depends on the return from the commands
581 -)))
582 -|=(% style="width: 90px;" %)(((
583 -Value
584 -)))|(% style="width:114px" %)(((
585 -PAYLOAD_VER
586 -)))|(% style="width:353px" %)(((
587 -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"]]
588 588  
589 -support payload length in server, server will show payload not
590 -
591 -provided in the LoRaWAN server.
592 -)))
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"]]
595 -
596 596  (% title="Click and drag to resize" %)​
597 597  
598 598  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
... ... @@ -654,7 +654,7 @@
654 654  
655 655  
656 656  (((
657 -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.
658 658  )))
659 659  
660 660  (((
... ... @@ -801,16 +801,14 @@
801 801  )))
802 802  
803 803  
804 -**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)
805 805  
806 -
807 807  [[image:image-20220824145428-2.png||height="168" width="1300"]]
808 808  
809 809  
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.
810 810  
811 -**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.**
812 812  
813 -
814 814  [[image:image-20220824145428-3.png||height="308" width="1200"]]
815 815  
816 816  
... ... @@ -936,10 +936,8 @@
936 936  
937 937  )))
938 938  
939 -(% 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" %)​
940 940  
941 -(% title="Click and drag to resize" %)​
942 -
943 943  (% 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" %)​
944 944  
945 945  
... ... @@ -1136,10 +1136,15 @@
1136 1136  
1137 1137  (((
1138 1138  Set the Rs485 serial communication parameters:
1146 +
1147 +
1139 1139  )))
1140 1140  
1141 -(((
1142 -(% style="color:#037691" %)**AT Command:**
1150 +* (((
1151 +(% style="color:#037691" %)** AT Command:**
1152 +
1153 +
1154 +
1143 1143  )))
1144 1144  
1145 1145  (((
... ... @@ -1146,7 +1146,7 @@
1146 1146  * Set Baud Rate
1147 1147  )))
1148 1148  
1149 -(% 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
1150 1150  
1151 1151  
1152 1152  (((
... ... @@ -1153,7 +1153,7 @@
1153 1153  * Set UART Parity
1154 1154  )))
1155 1155  
1156 -(% 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
1157 1157  
1158 1158  
1159 1159  (((
... ... @@ -1160,18 +1160,21 @@
1160 1160  * Set STOPBIT
1161 1161  )))
1162 1162  
1163 -(% 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
1164 1164  
1165 1165  
1166 -(((
1167 -(% style="color:#037691" %)**Downlink Payload:**
1178 +
1179 +* (((
1180 +(% style="color:#037691" %)** Downlink Payload:**
1168 1168  )))
1169 1169  
1170 1170  (((
1171 -(% 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
1172 1172  )))
1173 1173  
1174 1174  (((
1188 +
1189 +
1175 1175  **Example:**
1176 1176  )))
1177 1177  
... ... @@ -1193,27 +1193,7 @@
1193 1193  
1194 1194  
1195 1195  
1196 -==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====
1197 1197  
1198 -
1199 -* (((
1200 -(% style="color:#037691" %)** AT Command:**
1201 -)))
1202 -
1203 -(% style="color:#4472c4" %)** AT+DATABIT=7    **(%%)~/~/ Set the data bits to 7
1204 -
1205 -(% style="color:#4472c4" %)** AT+DATABIT=8    **(%%)~/~/ Set the data bits to 8
1206 -
1207 -* (((
1208 -(% style="color:#037691" %)**Downlink Payload:**
1209 -)))
1210 -
1211 -(% style="color:#4472c4" %)** A7 04 07**(%%): Same as  AT+DATABIT=7
1212 -
1213 -(% style="color:#4472c4" %)** A7 04 08**(%%): Same as  AT+DATABIT=8
1214 -
1215 -
1216 -
1217 1217  ==== (% style="color:blue" %)**Encrypted payload**(%%) ====
1218 1218  
1219 1219  (((
... ... @@ -1289,17 +1289,20 @@
1289 1289  
1290 1290  (% 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.
1291 1291  
1287 +
1292 1292  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.
1293 1293  
1294 1294  
1295 1295  [[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"]]
1296 1296  
1297 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1298 1298  
1299 1299  
1295 +For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1300 1300  
1297 +
1301 1301  [[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"]]
1302 1302  
1300 +
1303 1303  For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1304 1304  
1305 1305  
... ... @@ -1341,7 +1341,7 @@
1341 1341  (% style="color:#037691" %)**Downlink Payload:**
1342 1342  )))
1343 1343  
1344 -(% 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
1345 1345  
1346 1346  [[image:image-20220824144240-1.png]]
1347 1347  
... ... @@ -1435,8 +1435,6 @@
1435 1435  
1436 1436  (((
1437 1437  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
1438 -
1439 -
1440 1440  )))
1441 1441  
1442 1442  (((
... ... @@ -1458,22 +1458,24 @@
1458 1458  == 3.7 Buttons ==
1459 1459  
1460 1460  
1461 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1462 -|=(% 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**
1463 1463  |(% 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**
1464 1464  |(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1465 1465  |(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1466 1466  
1467 1467  
1464 +
1468 1468  == 3.8 LEDs ==
1469 1469  
1470 1470  
1471 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1468 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1472 1472  |=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1473 1473  |**PWR**|Always on if there is power
1474 1474  |**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.
1475 1475  
1476 1476  
1474 +
1477 1477  = 4. Case Study =
1478 1478  
1479 1479  
... ... @@ -1672,7 +1672,7 @@
1672 1672  == 6.5 Can i use point to point communication for RS485-LN? ==
1673 1673  
1674 1674  
1675 -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]].
1676 1676  
1677 1677  
1678 1678  
... ... @@ -1682,106 +1682,7 @@
1682 1682  [[Use RS485-BL or RS485-LN to connect to RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]]
1683 1683  
1684 1684  
1685 -== 6.7 How to judge whether there is a problem with the set COMMAND ==
1686 1686  
1687 -= Introduce: =
1688 -
1689 -
1690 -Users can use below the structure to fast debug the communication between RS485BL and RS485-LN. The principle is to put the PC in the RS485 network and sniff the packet between Modbus MTU and RS485-BL/LN. We can use this way to:
1691 -
1692 -1. Test if Modbus-MTU works with PC commands.
1693 -1. Check if RS485-LN sent the expected command to Mobus-MTU
1694 -1. Check if Modbus-MTU return back the expected result to RS485-LN.
1695 -1. If both b) and c) has issue, we can compare PC’s output and RS485-LN output.
1696 -
1697 -[[image:image-20221130104310-1.png||height="380" width="680"]]
1698 -
1699 -
1700 -Example Connection:
1701 -
1702 -[[image:image-20221130104310-2.png]]
1703 -
1704 -
1705 -= Set up PC to monitor RS485 network =
1706 -
1707 -== With Serial tool ==
1708 -
1709 -Note: Receive and send set to hex mode
1710 -
1711 -[[image:image-20221130104310-3.png||height="616" width="714"]]
1712 -
1713 -
1714 -== With ModRSsim2: ==
1715 -
1716 -(1)Select serial port MODBUS RS-232
1717 -
1718 -[[image:image-20221130104310-4.png||height="390" width="865"]]
1719 -
1720 -
1721 -(2)Click the serial port icon
1722 -
1723 -[[image:image-20221130104310-5.png||height="392" width="870"]]
1724 -
1725 -
1726 -(3)After selecting the correct serial port and baud rate, click ok
1727 -
1728 -[[image:image-20221130104310-6.png]]
1729 -
1730 -(4)Click the comms.
1731 -
1732 -[[image:image-20221130104310-7.png||height="376" width="835"]]
1733 -
1734 -= Run RS485-LN/BL command and monitor if it is correct. =
1735 -
1736 -== Example – Test the CFGDEV command ==
1737 -
1738 -RS485-LN sent below command:
1739 -
1740 -AT+CFGDEV=01 03 20 00 01 85 c0,1 to RS485 network, and PC is able to get this command and return commands from MTU to show in the serial tool.
1741 -
1742 -
1743 -We can see the output from the Serial port tool to analyze. And check if they are expected result.
1744 -
1745 -[[image:image-20221130104310-8.png||height="214" width="797"]]
1746 -
1747 -We can also use ModRSsim2 to see the output.
1748 -
1749 -[[image:image-20221130104310-9.png||height="531" width="729"]]
1750 -
1751 -
1752 -
1753 -== Example – Test CMD command sets. ==
1754 -
1755 -Run AT+SENSORVALUE=1 to test the CMD commands set in RS485-LN.
1756 -
1757 -
1758 -Serial port tool:
1759 -
1760 -[[image:image-20221130104310-10.png||height="339" width="844"]]
1761 -
1762 -ModRSsim2:
1763 -
1764 -[[image:image-20221130104310-11.png||height="281" width="962"]]
1765 -
1766 -
1767 -
1768 -= **Test with PC** =
1769 -
1770 -If there is still have problem to set up correctly the commands between RS485-LN and MTU. User can test the correct RS485 command set in PC and compare with the RS485 command sent out via RS485-LN. as long as both commands are the same, the MTU should return correct result.
1771 -
1772 -
1773 -Or User can send the working commands set in PC serial tool to Dragino Support to check what should be configured in RS485-LN.
1774 -
1775 -Connection method：
1776 -
1777 -[[image:image-20221130104310-12.png]]
1778 -
1779 -Link situation:
1780 -
1781 -[[image:image-20221130104310-13.png||height="458" width="486"]]
1782 -
1783 -[[image:image-20221130104310-14.png||height="371" width="823"]]
1784 -
1785 1785  = 7. Trouble Shooting =
1786 1786  
1787 1787  
... ... @@ -1818,6 +1818,7 @@
1818 1818  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1819 1819  
1820 1820  
1720 +
1821 1821  = 9.Packing Info =
1822 1822  
1823 1823  
... ... @@ -1835,6 +1835,7 @@
1835 1835  * Weight / pcs : 170g
1836 1836  
1837 1837  
1738 +
1838 1838  = 10. FCC Caution for RS485LN-US915 =
1839 1839  
1840 1840  
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