Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 79.7 >
edited by Xiaoling
on 2022/10/27 11:03
To version < 102.3 >
edited by Xiaoling
on 2023/04/25 09:32
>
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Summary

Details

Page properties
Content
... ... @@ -28,9 +28,8 @@
28 28  
29 29  
30 30  
31 -= 1.Introduction =
31 += 1. Introduction =
32 32  
33 -
34 34  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
35 35  
36 36  
... ... @@ -58,13 +58,12 @@
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  
61 -
62 62  == 1.2 Specifications ==
63 63  
64 64  
65 65  (% style="color:#037691" %)**Hardware System:**
66 66  
67 -* STM32L072CZT6 MCU
65 +* STM32L072xxxx MCU
68 68  * SX1276/78 Wireless Chip 
69 69  * Power Consumption (exclude RS485 device):
70 70  ** Idle: 32mA@12v
... ... @@ -96,8 +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 -
101 101  == 1.3 Features ==
102 102  
103 103  
... ... @@ -110,8 +110,6 @@
110 110  * Support Modbus protocol
111 111  * Support Interrupt uplink (Since hardware version v1.2)
112 112  
113 -
114 -
115 115  == 1.4 Applications ==
116 116  
117 117  
... ... @@ -122,8 +122,6 @@
122 122  * Smart Cities
123 123  * Smart Factory
124 124  
125 -
126 -
127 127  == 1.5 Firmware Change log ==
128 128  
129 129  
... ... @@ -130,7 +130,6 @@
130 130  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
131 131  
132 132  
133 -
134 134  == 1.6 Hardware Change log ==
135 135  
136 136  
... ... @@ -144,7 +144,6 @@
144 144  v1.0: Release
145 145  )))
146 146  
147 -
148 148  
149 149  )))
150 150  )))
... ... @@ -164,13 +164,11 @@
164 164  
165 165  (% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.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" %)​
166 166  
167 -
168 168  
169 169  )))
170 170  
171 171  = 3. Operation Mode =
172 172  
173 -
174 174  == 3.1 How it works? ==
175 175  
176 176  
... ... @@ -179,7 +179,6 @@
179 179  The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
180 180  )))
181 181  
182 -
183 183  
184 184  )))
185 185  
... ... @@ -268,7 +268,6 @@
268 268  (% 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" %)​
269 269  
270 270  
271 -
272 272  == 3.3 Configure Commands to read data ==
273 273  
274 274  
... ... @@ -286,7 +286,6 @@
286 286  (% 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**
287 287  )))
288 288  
289 -
290 290  
291 291  )))
292 292  )))
... ... @@ -297,12 +297,12 @@
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" %)
301 -|=(% style="width: 110px;" %)(((
285 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
286 +|=(% style="width: 120px;background-color:#D9E2F3;color:#0070C0" %)(((
302 302  **AT Commands**
303 -)))|=(% style="width: 210px;" %)(((
288 +)))|=(% style="width: 200px;background-color:#D9E2F3;color:#0070C0" %)(((
304 304  **Description**
305 -)))|=(% style="width: 190px;" %)(((
290 +)))|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)(((
306 306  **Example**
307 307  )))
308 308  |(% style="width:110px" %)(((
... ... @@ -355,8 +355,6 @@
355 355  )))
356 356  )))
357 357  
358 -
359 -
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**
354 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
355 +|=(% style="width: 110px;background-color:#D9E2F3;color:#0070C0" %)**AT Commands**|=(% style="width: 210px;background-color:#D9E2F3;color:#0070C0" %)**Description**|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)**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.
... ... @@ -384,8 +384,6 @@
384 384  )))
385 385  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
386 386  
387 -
388 -
389 389  === 3.3.3 Configure read commands for each sampling ===
390 390  
391 391  
... ... @@ -460,7 +460,6 @@
460 460  
461 461  (% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.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" %)​
462 462  
463 -
464 464  
465 465  )))
466 466  
... ... @@ -549,7 +549,6 @@
549 549  (% 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" %)​
550 550  
551 551  
552 -
553 553  === 3.3.5 Uplink on demand ===
554 554  
555 555  
... ... @@ -562,7 +562,6 @@
562 562  (% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
563 563  
564 564  
565 -
566 566  === 3.3.6 Uplink on Interrupt ===
567 567  
568 568  
... ... @@ -574,7 +574,6 @@
574 574  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.
575 575  
576 576  
577 -
578 578  == 3.4 Uplink Payload ==
579 579  
580 580  
... ... @@ -603,7 +603,6 @@
603 603  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
604 604  
605 605  
606 -
607 607  == 3.5 Configure RS485-LN via AT or Downlink ==
608 608  
609 609  
... ... @@ -628,7 +628,6 @@
628 628  )))
629 629  
630 630  
631 -
632 632  === 3.5.1 Common Commands ===
633 633  
634 634  
... ... @@ -635,7 +635,6 @@
635 635  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
636 636  
637 637  
638 -
639 639  === 3.5.2 Downlink Response(Since firmware v1.4) ===
640 640  
641 641  
... ... @@ -649,12 +649,10 @@
649 649  The first byte of this package represents whether the configuration is successful, 00 represents failure, 01 represents success. Except for the first byte, the other is the previous downlink. (All commands except A8 type commands are applicable)
650 650  
651 651  
652 -
653 653  === 3.5.3 Sensor related commands ===
654 654  
655 655  
656 656  
657 -
658 658  ==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
659 659  
660 660  
... ... @@ -777,7 +777,6 @@
777 777  
778 778  
779 779  
780 -
781 781  ==== (% style="color:blue" %)**Set Payload version**(%%) ====
782 782  
783 783  
... ... @@ -820,7 +820,6 @@
820 820  
821 821  
822 822  
823 -
824 824  ==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
825 825  
826 826  
... ... @@ -905,7 +905,6 @@
905 905  
906 906  
907 907  
908 -
909 909  ==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
910 910  
911 911  
... ... @@ -949,7 +949,6 @@
949 949  
950 950  
951 951  
952 -
953 953  ==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
954 954  
955 955  
... ... @@ -986,7 +986,7 @@
986 986  )))
987 987  
988 988  (((
989 -(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex(bb cc)*1000
957 +(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex (bb cc)
990 990  )))
991 991  
992 992  (((
... ... @@ -996,12 +996,11 @@
996 996  )))
997 997  
998 998  (((
999 -**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
967 +**0xAA 01 03 E8**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
1000 1000  )))
1001 1001  
1002 1002  
1003 1003  
1004 -
1005 1005  ==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
1006 1006  
1007 1007  
... ... @@ -1056,7 +1056,6 @@
1056 1056  
1057 1057  
1058 1058  
1059 -
1060 1060  ==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
1061 1061  
1062 1062  
... ... @@ -1086,7 +1086,6 @@
1086 1086  
1087 1087  
1088 1088  
1089 -
1090 1090  ==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1091 1091  
1092 1092  
... ... @@ -1135,7 +1135,6 @@
1135 1135  
1136 1136  
1137 1137  
1138 -
1139 1139  ==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1140 1140  
1141 1141  
... ... @@ -1200,25 +1200,26 @@
1200 1200  
1201 1201  ==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====
1202 1202  
1167 +
1203 1203  * (((
1204 1204  (% style="color:#037691" %)** AT Command:**
1205 1205  )))
1206 1206  
1207 -**~ AT+DATABIT=7    **~/~/ Set the data bits to 7
1172 +(% style="color:#4472c4" %)** AT+DATABIT=7    **(%%)~/~/ Set the data bits to 7
1208 1208  
1209 -**~ AT+DATABIT=8    **~/~/ Set the data bits to 8
1174 +(% style="color:#4472c4" %)** AT+DATABIT=8    **(%%)~/~/ Set the data bits to 8
1210 1210  
1211 1211  * (((
1212 1212  (% style="color:#037691" %)**Downlink Payload:**
1213 1213  )))
1214 1214  
1215 -**~ A7 04 07**: Same as  AT+DATABIT=7
1180 +(% style="color:#4472c4" %)** A7 04 07**(%%): Same as  AT+DATABIT=7
1216 1216  
1217 -**~ A7 04 08**: Same as  AT+DATABIT=8
1182 +(% style="color:#4472c4" %)** A7 04 08**(%%): Same as  AT+DATABIT=8
1218 1218  
1219 1219  
1220 1220  
1221 -==== (% style="color:blue" %)**Encrypted payload**(%%) ====
1186 +==== (% style="color:blue" %)**Encrypted payload(Since Version 1.4.0)**(%%) ====
1222 1222  
1223 1223  (((
1224 1224  
... ... @@ -1234,10 +1234,9 @@
1234 1234  
1235 1235  
1236 1236  
1202 +==== (% style="color:blue" %)**Get sensor value(Since Version 1.4.0)**(%%) ====
1237 1237  
1238 -==== (% style="color:blue" %)**Get sensor value**(%%) ====
1239 1239  
1240 -
1241 1241  * (((
1242 1242  (% style="color:#037691" %)** AT Command:**
1243 1243  )))
... ... @@ -1248,10 +1248,9 @@
1248 1248  
1249 1249  
1250 1250  
1215 +==== (% style="color:blue" %)**Resets the downlink packet count(Since Version 1.4.0)**(%%) ====
1251 1251  
1252 -==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
1253 1253  
1254 -
1255 1255  * (((
1256 1256  (% style="color:#037691" %)** AT Command:**
1257 1257  )))
... ... @@ -1262,10 +1262,9 @@
1262 1262  
1263 1263  
1264 1264  
1228 +==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches(Since Version 1.4.0)**(%%) ====
1265 1265  
1266 -==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
1267 1267  
1268 -
1269 1269  * (((
1270 1270  (% style="color:#037691" %)** AT Command:**
1271 1271  )))
... ... @@ -1283,10 +1283,9 @@
1283 1283  
1284 1284  
1285 1285  
1248 +==== (% style="color:blue" %)**Copy downlink to uplink (Since Version 1.4.0)**(%%) ====
1286 1286  
1287 -==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
1288 1288  
1289 -
1290 1290  * (((
1291 1291  (% style="color:#037691" %)** AT Command:**
1292 1292  )))
... ... @@ -1308,10 +1308,9 @@
1308 1308  
1309 1309  
1310 1310  
1272 +==== (% style="color:blue" %)**Query version number and frequency band 、TDC(Since Version 1.4.0)**(%%) ====
1311 1311  
1312 -==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
1313 1313  
1314 -
1315 1315  (((
1316 1316  * (% style="color:#037691" %)**Downlink Payload:**
1317 1317  
... ... @@ -1326,10 +1326,9 @@
1326 1326  
1327 1327  
1328 1328  
1289 +==== (% style="color:blue" %)** Monitor RS485 communication of other devices(Since Version 1.4.0)**(%%) ====
1329 1329  
1330 -==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
1331 1331  
1332 -
1333 1333  * (((
1334 1334  (% style="color:#037691" %)** AT Command:**
1335 1335  )))
... ... @@ -1350,7 +1350,6 @@
1350 1350  [[image:image-20220824144240-1.png]]
1351 1351  
1352 1352  
1353 -
1354 1354  == 3.6 Listening mode for RS485 network ==
1355 1355  
1356 1356  
... ... @@ -1430,15 +1430,15 @@
1430 1430  )))
1431 1431  
1432 1432  (((
1433 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1391 +The Modbus master send a command: (% style="background-color:#ffc000" %)**01 03 00 00 00 02 c4 0b**
1434 1434  )))
1435 1435  
1436 1436  (((
1437 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1395 +And Modbus slave reply with: (% style="background-color:green" %)**01 03 04 00 00 00 00 fa 33**
1438 1438  )))
1439 1439  
1440 1440  (((
1441 -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
1399 +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**
1442 1442  
1443 1443  
1444 1444  )))
... ... @@ -1458,7 +1458,6 @@
1458 1458  )))
1459 1459  
1460 1460  
1461 -
1462 1462  == 3.7 Buttons ==
1463 1463  
1464 1464  
... ... @@ -1468,8 +1468,6 @@
1468 1468  |(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1469 1469  |(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1470 1470  
1471 -
1472 -
1473 1473  == 3.8 LEDs ==
1474 1474  
1475 1475  
... ... @@ -1478,8 +1478,6 @@
1478 1478  |**PWR**|Always on if there is power
1479 1479  |**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.
1480 1480  
1481 -
1482 -
1483 1483  = 4. Case Study =
1484 1484  
1485 1485  
... ... @@ -1486,10 +1486,8 @@
1486 1486  User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]
1487 1487  
1488 1488  
1489 -
1490 1490  = 5. Use AT Command =
1491 1491  
1492 -
1493 1493  == 5.1 Access AT Command ==
1494 1494  
1495 1495  
... ... @@ -1517,10 +1517,8 @@
1517 1517  )))
1518 1518  
1519 1519  
1520 -
1521 1521  == 5.2 Common AT Command Sequence ==
1522 1522  
1523 -
1524 1524  === 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1525 1525  
1526 1526  
... ... @@ -1537,8 +1537,6 @@
1537 1537  
1538 1538  * (% style="color:#037691" %)**AT+NJM=0**
1539 1539  * (% style="color:#037691" %)**ATZ**
1540 -
1541 -
1542 1542  )))
1543 1543  
1544 1544  
... ... @@ -1581,10 +1581,8 @@
1581 1581  (% aria-label="1654162478620-421.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162478620-421.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" %)​
1582 1582  
1583 1583  
1584 -
1585 1585  = 6. FAQ =
1586 1586  
1587 -
1588 1588  == 6.1 How to upgrade the image? ==
1589 1589  
1590 1590  
... ... @@ -1651,7 +1651,6 @@
1651 1651  (% 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" %)​
1652 1652  
1653 1653  
1654 -
1655 1655  == 6.2 How to change the LoRa Frequency Bands/Region? ==
1656 1656  
1657 1657  
... ... @@ -1658,7 +1658,6 @@
1658 1658  User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1659 1659  
1660 1660  
1661 -
1662 1662  == 6.3 How many RS485-Slave can RS485-LN connects? ==
1663 1663  
1664 1664  
... ... @@ -1665,7 +1665,6 @@
1665 1665  The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1666 1666  
1667 1667  
1668 -
1669 1669  == 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1670 1670  
1671 1671  
... ... @@ -1674,14 +1674,12 @@
1674 1674  Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1675 1675  
1676 1676  
1677 -
1678 1678  == 6.5 Can i use point to point communication for RS485-LN? ==
1679 1679  
1680 1680  
1681 -Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1622 +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]].
1682 1682  
1683 1683  
1684 -
1685 1685  == 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1686 1686  
1687 1687  
... ... @@ -1688,10 +1688,123 @@
1688 1688  [[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/]]
1689 1689  
1690 1690  
1631 +== 6.7 How to judge whether there is a problem with the set COMMAND ==
1691 1691  
1692 -= 7. Trouble Shooting =
1633 +=== 6.7.1 Introduce: ===
1693 1693  
1694 1694  
1636 +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:
1637 +
1638 +1. Test if Modbus-MTU works with PC commands.
1639 +1. Check if RS485-LN sent the expected command to Mobus-MTU
1640 +1. Check if Modbus-MTU return back the expected result to RS485-LN.
1641 +1. If both b) and c) has issue, we can compare PC’s output and RS485-LN output.
1642 +
1643 +[[image:image-20221130104310-1.png||height="380" width="680"]]
1644 +
1645 +
1646 +Example Connection:
1647 +
1648 +[[image:image-20221130104310-2.png]]
1649 +
1650 +
1651 +=== 6.7.2 Set up PC to monitor RS485 network With Serial tool ===
1652 +
1653 +
1654 +(% style="color:red" %)**Note: Receive and send set to hex mode**
1655 +
1656 +[[image:image-20221130104310-3.png||height="616" width="714"]]
1657 +
1658 +
1659 +=== 6.7.3 With ModRSsim2: ===
1660 +
1661 +
1662 +(% style="color:blue" %)**(1) Select serial port MODBUS RS-232**
1663 +
1664 +[[image:image-20221130104310-4.png||height="390" width="865"]]
1665 +
1666 +
1667 +(% style="color:blue" %)**(2) Click the serial port icon**
1668 +
1669 +[[image:image-20221130104310-5.png||height="392" width="870"]]
1670 +
1671 +
1672 +(% style="color:blue" %)**(3) After selecting the correct serial port and baud rate, click ok**
1673 +
1674 +[[image:image-20221130104310-6.png]]
1675 +
1676 +
1677 +(% style="color:blue" %)**(4) Click the comms.**
1678 +
1679 +[[image:image-20221130104310-7.png||height="376" width="835"]]
1680 +
1681 +(% class="wikigeneratedid" id="HRunRS485-LN2FBLcommandandmonitorifitiscorrect." %)
1682 +**Run RS485-LN/BL command and monitor if it is correct.**
1683 +
1684 +
1685 +=== 6.7.4 Example – Test the CFGDEV command ===
1686 +
1687 +
1688 +RS485-LN sent below command:
1689 +
1690 +(% style="color:blue" %)**AT+CFGDEV=01 03 00 20 00 01,1**(%%) to RS485 network, and PC is able to get this command and return commands from MTU to show in the serial tool.
1691 +
1692 +
1693 +We can see the output from the Serial port tool to analyze. And check if they are expected result.
1694 +
1695 +[[image:image-20221130104310-8.png||height="214" width="797"]]
1696 +
1697 +
1698 +We can also use (% style="color:blue" %)**ModRSsim2**(%%) to see the output.
1699 +
1700 +[[image:image-20221130104310-9.png||height="531" width="729"]]
1701 +
1702 +
1703 +=== 6.7.5 Example – Test CMD command sets. ===
1704 +
1705 +
1706 +Run (% style="color:blue" %)**AT+SENSORVALUE=1**(%%) to test the CMD commands set in RS485-LN.
1707 +
1708 +
1709 +(% style="color:blue" %)**Serial port tool:**
1710 +
1711 +[[image:image-20221130104310-10.png||height="339" width="844"]]
1712 +
1713 +
1714 +(% style="color:blue" %)**ModRSsim2:**
1715 +
1716 +[[image:image-20221130104310-11.png||height="281" width="962"]]
1717 +
1718 +
1719 +=== 6.7.6 Test with PC ===
1720 +
1721 +
1722 +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.
1723 +
1724 +
1725 +Or User can send the working commands set in PC serial tool to Dragino Support to check what should be configured in RS485-LN.
1726 +
1727 +(% style="color:blue" %)**Connection method：**
1728 +
1729 +[[image:image-20221130104310-12.png]]
1730 +
1731 +
1732 +(% style="color:blue" %)**Link situation:**
1733 +
1734 +[[image:image-20221130104310-13.png||height="458" width="486"]]
1735 +
1736 +
1737 +[[image:image-20221130104310-14.png||height="371" width="823"]]
1738 +
1739 +
1740 +== 6.8 Where to get the decoder for RS485-LN? ==
1741 +
1742 +
1743 +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)
1744 +
1745 +
1746 += 7. Trouble Shooting =
1747 +
1695 1695  == 7.1 Downlink doesn't work, how to solve it? ==
1696 1696  
1697 1697  
... ... @@ -1698,7 +1698,6 @@
1698 1698  Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1699 1699  
1700 1700  
1701 -
1702 1702  == 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1703 1703  
1704 1704  
... ... @@ -1705,7 +1705,6 @@
1705 1705  It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1706 1706  
1707 1707  
1708 -
1709 1709  = 8. Order Info =
1710 1710  
1711 1711  
... ... @@ -1724,11 +1724,9 @@
1724 1724  * (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1725 1725  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1726 1726  
1778 += 9. Packing Info =
1727 1727  
1728 1728  
1729 -= 9.Packing Info =
1730 -
1731 -
1732 1732  **Package Includes**:
1733 1733  
1734 1734  * RS485-LN x 1
... ... @@ -1742,8 +1742,6 @@
1742 1742  * Package Size / pcs : 14.5 x 8 x 5 cm
1743 1743  * Weight / pcs : 170g
1744 1744  
1745 -
1746 -
1747 1747  = 10. FCC Caution for RS485LN-US915 =
1748 1748  
1749 1749  
... ... @@ -1796,7 +1796,6 @@
1796 1796  )))
1797 1797  
1798 1798  
1799 -
1800 1800  = 11. Support =
1801 1801  
1802 1802  
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