Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 75.1 >
edited by Bei Jinggeng
on 2022/09/29 11:11
To version < 79.5 >
edited by Xiaoling
on 2022/10/27 10:55
>
Change comment: There is no comment for this version

Summary

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Author
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1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
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33 33  
34 34  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
35 35  
36 -(((
37 -(((
38 -(((
39 -
40 40  
37 +(((
41 41  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.
42 42  )))
43 -)))
44 44  
45 45  (((
46 -(((
47 47  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.
48 48  )))
49 -)))
50 50  
51 51  (((
52 -(((
53 53  (% 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.
54 54  )))
55 -)))
56 56  
57 57  (((
58 -(((
59 59  (% 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.
60 60  )))
61 61  
62 62  (((
63 63  (% 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 -
66 66  )))
67 -)))
68 -)))
69 69  
57 +
70 70  (% 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" %)​
71 71  
72 72  
... ... @@ -108,7 +108,6 @@
108 108  * Automatic RF Sense and CAD with ultra-fast AFC.
109 109  * Packet engine up to 256 bytes with CRC
110 110  
111 -
112 112  == 1.3 Features ==
113 113  
114 114  
... ... @@ -121,7 +121,6 @@
121 121  * Support Modbus protocol
122 122  * Support Interrupt uplink (Since hardware version v1.2)
123 123  
124 -
125 125  == 1.4 Applications ==
126 126  
127 127  
... ... @@ -132,7 +132,6 @@
132 132  * Smart Cities
133 133  * Smart Factory
134 134  
135 -
136 136  == 1.5 Firmware Change log ==
137 137  
138 138  
... ... @@ -306,10 +306,10 @@
306 306  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:
307 307  
308 308  
309 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
294 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
310 310  |=(% style="width: 110px;" %)(((
311 311  **AT Commands**
312 -)))|=(% style="width: 190px;" %)(((
297 +)))|=(% style="width: 210px;" %)(((
313 313  **Description**
314 314  )))|=(% style="width: 190px;" %)(((
315 315  **Example**
... ... @@ -364,8 +364,6 @@
364 364  )))
365 365  )))
366 366  
367 -
368 -
369 369  === 3.3.2 Configure sensors ===
370 370  
371 371  
... ... @@ -377,8 +377,8 @@
377 377  )))
378 378  )))
379 379  
380 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
381 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
363 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
364 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 190px;" %)**Example**
382 382  |AT+CFGDEV|(% style="width:110px" %)(((
383 383  (((
384 384  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
... ... @@ -393,8 +393,6 @@
393 393  )))
394 394  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
395 395  
396 -
397 -
398 398  === 3.3.3 Configure read commands for each sampling ===
399 399  
400 400  
... ... @@ -541,10 +541,10 @@
541 541  
542 542   ~* For all other bands: max 51 bytes for each uplink.
543 543  
544 -(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
545 545  
546 -(% 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)**
526 +(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
547 547  
528 +(% 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)**
548 548  
549 549  
550 550  
... ... @@ -583,8 +583,26 @@
583 583  == 3.4 Uplink Payload ==
584 584  
585 585  
586 -(% 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"]]
567 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %)
568 +|(% style="width:60px" %)(((
569 +Size(bytes)
570 +)))|(% style="width:80px" %)1|(% style="width:360px" %)(((
571 +Length depends on the return from the commands
572 +)))
573 +|(% style="width:90px" %)(((
574 +Value
575 +)))|(% style="width:114px" %)(((
576 +PAYLOAD_VER
577 +)))|(% style="width:353px" %)(((
578 +If the valid payload is too long and exceed the maximum
587 587  
580 +support payload length in server, server will show payload not
581 +
582 +provided in the LoRaWAN server.
583 +)))
584 +
585 +(% 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"]]
586 +
588 588  (% title="Click and drag to resize" %)​
589 589  
590 590  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
... ... @@ -646,7 +646,7 @@
646 646  
647 647  
648 648  (((
649 -This command is used to configure the RS485 devices; they won't be used during sampling.
648 +This command is used to configure the RS485 devices; they won't be used during sampling. Max Length of AT+CFGDEV is **40 bytes**.
650 650  )))
651 651  
652 652  (((
... ... @@ -793,14 +793,16 @@
793 793  )))
794 794  
795 795  
796 -1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)
795 +**1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)**
797 797  
797 +
798 798  [[image:image-20220824145428-2.png||height="168" width="1300"]]
799 799  
800 800  
801 -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.
802 802  
802 +**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.**
803 803  
804 +
804 804  [[image:image-20220824145428-3.png||height="308" width="1200"]]
805 805  
806 806  
... ... @@ -926,8 +926,10 @@
926 926  
927 927  )))
928 928  
929 -(% 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" %)​
930 +(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]
930 930  
932 +(% title="Click and drag to resize" %)​
933 +
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  
933 933  
... ... @@ -1124,15 +1124,10 @@
1124 1124  
1125 1125  (((
1126 1126  Set the Rs485 serial communication parameters:
1127 -
1128 -
1129 1129  )))
1130 1130  
1131 -* (((
1132 -(% style="color:#037691" %)** AT Command:**
1133 -
1134 -
1135 -
1132 +(((
1133 +(% style="color:#037691" %)**AT Command:**
1136 1136  )))
1137 1137  
1138 1138  (((
... ... @@ -1139,7 +1139,7 @@
1139 1139  * Set Baud Rate
1140 1140  )))
1141 1141  
1142 -(% 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
1140 +(% 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
1143 1143  
1144 1144  
1145 1145  (((
... ... @@ -1146,7 +1146,7 @@
1146 1146  * Set UART Parity
1147 1147  )))
1148 1148  
1149 -(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
1147 +(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
1150 1150  
1151 1151  
1152 1152  (((
... ... @@ -1153,21 +1153,18 @@
1153 1153  * Set STOPBIT
1154 1154  )))
1155 1155  
1156 -(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1154 +(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1157 1157  
1158 1158  
1159 -
1160 -* (((
1161 -(% style="color:#037691" %)** Downlink Payload:**
1157 +(((
1158 +(% style="color:#037691" %)**Downlink Payload:**
1162 1162  )))
1163 1163  
1164 1164  (((
1165 -(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
1162 +(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
1166 1166  )))
1167 1167  
1168 1168  (((
1169 -
1170 -
1171 1171  **Example:**
1172 1172  )))
1173 1173  
... ... @@ -1187,9 +1187,26 @@
1187 1187  )))
1188 1188  
1189 1189  
1185 +==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====
1190 1190  
1187 +* (((
1188 +(% style="color:#037691" %)** AT Command:**
1189 +)))
1191 1191  
1191 +**~ AT+DATABIT=7    **~/~/ Set the data bits to 7
1192 1192  
1193 +**~ AT+DATABIT=8    **~/~/ Set the data bits to 8
1194 +
1195 +* (((
1196 +(% style="color:#037691" %)**Downlink Payload:**
1197 +)))
1198 +
1199 +**~ A7 04 07**: Same as  AT+DATABIT=7
1200 +
1201 +**~ A7 04 08**: Same as  AT+DATABIT=8
1202 +
1203 +
1204 +
1193 1193  ==== (% style="color:blue" %)**Encrypted payload**(%%) ====
1194 1194  
1195 1195  (((
... ... @@ -1265,20 +1265,17 @@
1265 1265  
1266 1266  (% 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.
1267 1267  
1268 -
1269 1269  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.
1270 1270  
1271 1271  
1272 1272  [[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"]]
1273 1273  
1274 -
1275 -
1276 1276  For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1277 1277  
1278 1278  
1288 +
1279 1279  [[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"]]
1280 1280  
1281 -
1282 1282  For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1283 1283  
1284 1284  
... ... @@ -1320,7 +1320,7 @@
1320 1320  (% style="color:#037691" %)**Downlink Payload:**
1321 1321  )))
1322 1322  
1323 -(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/same as AT+RXMODE=aa,bb
1332 +(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/ same as AT+RXMODE=aa,bb
1324 1324  
1325 1325  [[image:image-20220824144240-1.png]]
1326 1326  
... ... @@ -1414,6 +1414,8 @@
1414 1414  
1415 1415  (((
1416 1416  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
1426 +
1427 +
1417 1417  )))
1418 1418  
1419 1419  (((
... ... @@ -1435,22 +1435,20 @@
1435 1435  == 3.7 Buttons ==
1436 1436  
1437 1437  
1438 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1449 +(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1439 1439  |=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1440 1440  |(% 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**
1441 1441  |(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1442 1442  |(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1443 1443  
1444 -
1445 1445  == 3.8 LEDs ==
1446 1446  
1447 1447  
1448 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1458 +(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1449 1449  |=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1450 1450  |**PWR**|Always on if there is power
1451 1451  |**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.
1452 1452  
1453 -
1454 1454  = 4. Case Study =
1455 1455  
1456 1456  
... ... @@ -1695,7 +1695,6 @@
1695 1695  * (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1696 1696  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1697 1697  
1698 -
1699 1699  = 9.Packing Info =
1700 1700  
1701 1701  
... ... @@ -1712,7 +1712,6 @@
1712 1712  * Package Size / pcs : 14.5 x 8 x 5 cm
1713 1713  * Weight / pcs : 170g
1714 1714  
1715 -
1716 1716  = 10. FCC Caution for RS485LN-US915 =
1717 1717  
1718 1718  

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