Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 80.2 >
edited by Xiaoling
on 2022/10/29 10:36
To version < 77.1 >
edited by Edwin Chen
on 2022/10/07 12:44
>
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Summary

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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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  
... ... @@ -96,9 +96,6 @@
96 96  * Automatic RF Sense and CAD with ultra-fast AFC.
97 97  * Packet engine up to 256 bytes with CRC
98 98  
99 -
100 -
101 -
102 102  == 1.3 Features ==
103 103  
104 104  
... ... @@ -111,9 +111,6 @@
111 111  * Support Modbus protocol
112 112  * Support Interrupt uplink (Since hardware version v1.2)
113 113  
114 -
115 -
116 -
117 117  == 1.4 Applications ==
118 118  
119 119  
... ... @@ -124,9 +124,6 @@
124 124  * Smart Cities
125 125  * Smart Factory
126 126  
127 -
128 -
129 -
130 130  == 1.5 Firmware Change log ==
131 131  
132 132  
... ... @@ -300,10 +300,10 @@
300 300  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:
301 301  
302 302  
303 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
306 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
304 304  |=(% style="width: 110px;" %)(((
305 305  **AT Commands**
306 -)))|=(% style="width: 210px;" %)(((
309 +)))|=(% style="width: 190px;" %)(((
307 307  **Description**
308 308  )))|=(% style="width: 190px;" %)(((
309 309  **Example**
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358 358  )))
359 359  )))
360 360  
361 -
362 -
363 -
364 364  === 3.3.2 Configure sensors ===
365 365  
366 366  
... ... @@ -372,8 +372,8 @@
372 372  )))
373 373  )))
374 374  
375 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
376 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 190px;" %)**Example**
375 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
376 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
377 377  |AT+CFGDEV|(% style="width:110px" %)(((
378 378  (((
379 379  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
... ... @@ -388,9 +388,6 @@
388 388  )))
389 389  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
390 390  
391 -
392 -
393 -
394 394  === 3.3.3 Configure read commands for each sampling ===
395 395  
396 396  
... ... @@ -423,7 +423,7 @@
423 423  
424 424  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
425 425  |(% style="width:496px" %)(((
426 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
423 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
427 427  
428 428  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
429 429  
... ... @@ -509,15 +509,11 @@
509 509  Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
510 510  
511 511  
512 -~1. PAYVER: Defined by AT+PAYVER
509 +1. PAYVER: Defined by AT+PAYVER
510 +1. PAYLOAD COUNT: Total how many uplinks of this sampling.
511 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
512 +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
513 513  
514 -2. PAYLOAD COUNT: Total how many uplinks of this sampling.
515 -
516 -3. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
517 -
518 -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
519 -
520 -
521 521  (% 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" %)​
522 522  
523 523  
... ... @@ -583,26 +583,8 @@
583 583  == 3.4 Uplink Payload ==
584 584  
585 585  
586 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %)
587 -|=(% scope="row" style="width: 60px;" %)(((
588 -Size(bytes)
589 -)))|(% style="width:80px" %)1|(% style="width:360px" %)(((
590 -Length depends on the return from the commands
591 -)))
592 -|=(% style="width: 90px;" %)(((
593 -Value
594 -)))|(% style="width:114px" %)(((
595 -PAYLOAD_VER
596 -)))|(% style="width:353px" %)(((
597 -If the valid payload is too long and exceed the maximum
579 +(% 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"]]
598 598  
599 -support payload length in server, server will show payload not
600 -
601 -provided in the LoRaWAN server.
602 -)))
603 -
604 -(% 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"]]
605 -
606 606  (% title="Click and drag to resize" %)​
607 607  
608 608  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
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1203 1203  
1204 1204  
1205 1205  
1206 -==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====
1207 1207  
1208 -
1209 -* (((
1210 -(% style="color:#037691" %)** AT Command:**
1211 -)))
1212 -
1213 -(% style="color:#4472c4" %)** AT+DATABIT=7    **(%%)~/~/ Set the data bits to 7
1214 -
1215 -(% style="color:#4472c4" %)** AT+DATABIT=8    **(%%)~/~/ Set the data bits to 8
1216 -
1217 -* (((
1218 -(% style="color:#037691" %)**Downlink Payload:**
1219 -)))
1220 -
1221 -(% style="color:#4472c4" %)** A7 04 07**(%%): Same as  AT+DATABIT=7
1222 -
1223 -(% style="color:#4472c4" %)** A7 04 08**(%%): Same as  AT+DATABIT=8
1224 -
1225 -
1226 -
1227 1227  ==== (% style="color:blue" %)**Encrypted payload**(%%) ====
1228 1228  
1229 1229  (((
... ... @@ -1299,17 +1299,20 @@
1299 1299  
1300 1300  (% 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.
1301 1301  
1257 +
1302 1302  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.
1303 1303  
1304 1304  
1305 1305  [[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"]]
1306 1306  
1307 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1308 1308  
1309 1309  
1265 +For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1310 1310  
1267 +
1311 1311  [[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"]]
1312 1312  
1270 +
1313 1313  For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1314 1314  
1315 1315  
... ... @@ -1351,7 +1351,7 @@
1351 1351  (% style="color:#037691" %)**Downlink Payload:**
1352 1352  )))
1353 1353  
1354 -(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/ same as AT+RXMODE=aa,bb
1312 +(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/same as AT+RXMODE=aa,bb
1355 1355  
1356 1356  [[image:image-20220824144240-1.png]]
1357 1357  
... ... @@ -1468,26 +1468,20 @@
1468 1468  == 3.7 Buttons ==
1469 1469  
1470 1470  
1471 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1472 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 380px;" %)**Feature**
1429 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1430 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1473 1473  |(% 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**
1474 1474  |(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1475 1475  |(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1476 1476  
1477 -
1478 -
1479 -
1480 1480  == 3.8 LEDs ==
1481 1481  
1482 1482  
1483 -(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1438 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1484 1484  |=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1485 1485  |**PWR**|Always on if there is power
1486 1486  |**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.
1487 1487  
1488 -
1489 -
1490 -
1491 1491  = 4. Case Study =
1492 1492  
1493 1493  
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1686 1686  == 6.5 Can i use point to point communication for RS485-LN? ==
1687 1687  
1688 1688  
1689 -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]].
1641 +Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1690 1690  
1691 1691  
1692 1692  
... ... @@ -1732,9 +1732,6 @@
1732 1732  * (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1733 1733  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1734 1734  
1735 -
1736 -
1737 -
1738 1738  = 9.Packing Info =
1739 1739  
1740 1740  
... ... @@ -1751,9 +1751,6 @@
1751 1751  * Package Size / pcs : 14.5 x 8 x 5 cm
1752 1752  * Weight / pcs : 170g
1753 1753  
1754 -
1755 -
1756 -
1757 1757  = 10. FCC Caution for RS485LN-US915 =
1758 1758  
1759 1759  

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