Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 102.16 >
edited by Xiaoling
on 2023/04/25 14:05
To version < 101.1 >
edited by Bei Jinggeng
on 2023/04/17 11:59
>
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Summary

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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94 94  * Automatic RF Sense and CAD with ultra-fast AFC.
95 95  * Packet engine up to 256 bytes with CRC
96 96  
97 +
97 97  == 1.3 Features ==
98 98  
99 99  
... ... @@ -106,6 +106,7 @@
106 106  * Support Modbus protocol
107 107  * Support Interrupt uplink (Since hardware version v1.2)
108 108  
110 +
109 109  == 1.4 Applications ==
110 110  
111 111  
... ... @@ -116,6 +116,7 @@
116 116  * Smart Cities
117 117  * Smart Factory
118 118  
121 +
119 119  == 1.5 Firmware Change log ==
120 120  
121 121  
... ... @@ -281,53 +281,44 @@
281 281  
282 282  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:
283 283  
284 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
285 -|=(% style="width: 126px; background-color:#D9E2F3;color:#0070C0" %)(((
287 +
288 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
289 +|=(% style="width: 110px;" %)(((
286 286  **AT Commands**
287 -)))|=(% style="width: 187px; background-color:#D9E2F3;color:#0070C0" %)(((
291 +)))|=(% style="width: 210px;" %)(((
288 288  **Description**
289 -)))|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)(((
293 +)))|=(% style="width: 190px;" %)(((
290 290  **Example**
291 291  )))
292 -|(% style="width:126px" %)(((
293 -
294 -
295 -(((
296 +|(% style="width:110px" %)(((
296 296  AT+BAUDR
297 -)))
298 -)))|(% style="width:177px" %)(((
298 +)))|(% style="width:190px" %)(((
299 299  Set the baud rate (for RS485 connection). Default Value is: 9600.
300 -)))|(% style="width:193px" %)(((
300 +)))|(% style="width:190px" %)(((
301 301  (((
302 302  AT+BAUDR=9600
303 303  )))
304 304  
305 305  (((
306 -Options: (1200,2400,4800,
307 -
308 -14400,19200,115200)
306 +Options: (1200,2400,4800,14400,19200,115200)
309 309  )))
310 310  )))
311 -|(% style="width:126px" %)(((
309 +|(% style="width:110px" %)(((
312 312  AT+PARITY
313 -)))|(% style="width:177px" %)(((
311 +)))|(% style="width:190px" %)(((
314 314  Set UART parity (for RS485 connection)
315 -)))|(% style="width:193px" %)(((
313 +)))|(% style="width:190px" %)(((
316 316  (((
317 317  AT+PARITY=0
318 318  )))
319 319  
320 320  (((
321 -Option: 0: no parity,
322 -
323 -1: odd parity,
324 -
325 -2: even parity
319 +Option: 0: no parity, 1: odd parity, 2: even parity
326 326  )))
327 327  )))
328 -|(% style="width:126px" %)(((
322 +|(% style="width:110px" %)(((
329 329  AT+STOPBIT
330 -)))|(% style="width:177px" %)(((
324 +)))|(% style="width:190px" %)(((
331 331  (((
332 332  Set serial stopbit (for RS485 connection)
333 333  )))
... ... @@ -335,7 +335,7 @@
335 335  (((
336 336  
337 337  )))
338 -)))|(% style="width:193px" %)(((
332 +)))|(% style="width:190px" %)(((
339 339  (((
340 340  AT+STOPBIT=0 for 1bit
341 341  )))
... ... @@ -354,12 +354,16 @@
354 354  
355 355  
356 356  (((
351 +(((
357 357  Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling.
353 +
354 +
358 358  )))
356 +)))
359 359  
360 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
361 -|=(% style="width: 122px; background-color:#D9E2F3;color:#0070C0" %)**AT Commands**|=(% style="width: 198px; background-color:#D9E2F3;color:#0070C0" %)**Description**|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)**Example**
362 -|(% style="width:122px" %)AT+CFGDEV|(% style="width:196px" %)(((
358 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
359 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 190px;" %)**Example**
360 +|AT+CFGDEV|(% style="width:110px" %)(((
363 363  (((
364 364  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
365 365  )))
... ... @@ -373,6 +373,7 @@
373 373  )))
374 374  )))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
375 375  
374 +
376 376  === 3.3.3 Configure read commands for each sampling ===
377 377  
378 378  
... ... @@ -403,7 +403,7 @@
403 403  
404 404  (% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
405 405  
406 -(% border="1" style="background-color:#f2f2f2; width:499px" %)
405 +(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
407 407  |(% style="width:496px" %)(((
408 408  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
409 409  
... ... @@ -419,7 +419,7 @@
419 419  
420 420  (% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
421 421  
422 -(% border="1" style="background-color:#f2f2f2; width:510px" %)
421 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
423 423  |(% style="width:510px" %)(((
424 424  **AT+DATACUTx=a,b,c**
425 425  
... ... @@ -561,11 +561,11 @@
561 561  == 3.4 Uplink Payload ==
562 562  
563 563  
564 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
565 -|=(% scope="row" style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)(((
563 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %)
564 +|=(% scope="row" style="width: 60px;" %)(((
566 566  Size(bytes)
567 -)))|(% style="background-color:#d9e2f3; color:#0070c0; width:80px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:360px" %)(((
568 -**Length depends on the return from the commands**
566 +)))|(% style="width:80px" %)1|(% style="width:360px" %)(((
567 +Length depends on the return from the commands
569 569  )))
570 570  |=(% style="width: 90px;" %)(((
571 571  Value
... ... @@ -1336,32 +1336,34 @@
1336 1336  To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1337 1337  )))
1338 1338  
1338 +(((
1339 +
1340 +)))
1339 1339  
1340 -
1341 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
1342 -|=(% style="width: 156px; background-color:#D9E2F3;color:#0070C0" %)(((
1342 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1343 +|=(% style="width: 100px;" %)(((
1343 1343  **Command example**
1344 -)))|=(% style="width: 355px; background-color:#D9E2F3;color:#0070C0" %)(((
1345 +)))|=(% style="width: 400px;" %)(((
1345 1345  **Function**
1346 1346  )))
1347 -|(% style="width:156px" %)(((
1348 +|(% style="width:100px" %)(((
1348 1348  AT+RXMODE=1,10
1349 -)))|(% style="width:352px" %)(((
1350 +)))|(% style="width:400px" %)(((
1350 1350  Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
1351 1351  )))
1352 -|(% style="width:156px" %)(((
1353 +|(% style="width:100px" %)(((
1353 1353  AT+RXMODE=2,500
1354 -)))|(% style="width:352px" %)(((
1355 +)))|(% style="width:400px" %)(((
1355 1355  Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
1356 1356  )))
1357 -|(% style="width:156px" %)(((
1358 +|(% style="width:100px" %)(((
1358 1358  AT+RXMODE=0,0
1359 -)))|(% style="width:352px" %)(((
1360 +)))|(% style="width:400px" %)(((
1360 1360  Disable listening mode. This is the default settings.
1361 1361  )))
1362 -|(% style="width:156px" %)(((
1363 +|(% style="width:100px" %)(((
1363 1363  
1364 -)))|(% style="width:352px" %)(((
1365 +)))|(% style="width:400px" %)(((
1365 1365  A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1366 1366  )))
1367 1367  
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1409 1409  (% aria-label="image-20220602171200-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-9.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" %)​
1410 1410  )))
1411 1411  
1413 +(((
1414 +
1415 +)))
1412 1412  
1413 -
1414 1414  (((
1418 +(((
1415 1415  (% style="color:red" %)**Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.**
1416 1416  )))
1421 +)))
1417 1417  
1418 1418  
1419 1419  == 3.7 Buttons ==
1420 1420  
1421 1421  
1422 -(% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1423 -|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**Button**|=(% style="width: 380px;background-color:#D9E2F3;color:#0070C0" %)**Feature**
1424 -|(% 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**
1425 -|(% style="width:50px" %)RST|(% style="width:361px" %)Reboot RS485
1426 -|(% style="width:50px" %)PRO|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1427 +(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1428 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 380px;" %)**Feature**
1429 +|(% 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**
1430 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1431 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1427 1427  
1433 +
1428 1428  == 3.8 LEDs ==
1429 1429  
1430 1430  
1431 -(% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1432 -|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**LEDs**|=(% style="width: 380px;background-color:#D9E2F3;color:#0070C0" %)**Feature**
1433 -|PWR|Always on if there is power
1434 -|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.
1437 +(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1438 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1439 +|**PWR**|Always on if there is power
1440 +|**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.
1435 1435  
1442 +
1436 1436  = 4. Case Study =
1437 1437  
1438 1438  
... ... @@ -1687,7 +1687,7 @@
1687 1687  
1688 1688  RS485-LN sent below command:
1689 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.
1697 +(% style="color:blue" %)**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.
1691 1691  
1692 1692  
1693 1693  We can see the output from the Serial port tool to analyze. And check if they are expected result.
... ... @@ -1775,6 +1775,7 @@
1775 1775  * (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1776 1776  * (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1777 1777  
1785 +
1778 1778  = 9. Packing Info =
1779 1779  
1780 1780  
... ... @@ -1791,6 +1791,7 @@
1791 1791  * Package Size / pcs : 14.5 x 8 x 5 cm
1792 1792  * Weight / pcs : 170g
1793 1793  
1802 +
1794 1794  = 10. FCC Caution for RS485LN-US915 =
1795 1795  
1796 1796  

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