Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 57.45 >
edited by Xiaoling
on 2022/06/06 10:13
To version < 58.5 >
edited by Xiaoling
on 2022/06/06 11:21
>
Change comment: There is no comment for this version

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... ... @@ -104,7 +104,6 @@
104 104  * Support Interrupt uplink (Since hardware version v1.2)
105 105  
106 106  
107 -
108 108  == 1.4 Applications ==
109 109  
110 110  * Smart Buildings & Home Automation
... ... @@ -115,7 +115,6 @@
115 115  * Smart Factory
116 116  
117 117  
118 -
119 119  == 1.5 Firmware Change log ==
120 120  
121 121  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
... ... @@ -125,9 +125,13 @@
125 125  
126 126  (((
127 127  (((
126 +(((
128 128  v1.2: Add External Interrupt Pin.
128 +)))
129 129  
130 +(((
130 130  v1.0: Release
132 +)))
131 131  
132 132  
133 133  )))
... ... @@ -247,19 +247,19 @@
247 247  
248 248  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:
249 249  
250 -(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
251 -|(% style="width:128px" %)(((
252 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
253 +|=(% style="width: 110px;" %)(((
252 252  **AT Commands**
253 -)))|(% style="width:305px" %)(((
255 +)))|=(% style="width: 190px;" %)(((
254 254  **Description**
255 -)))|(% style="width:346px" %)(((
257 +)))|=(% style="width: 190px;" %)(((
256 256  **Example**
257 257  )))
258 -|(% style="width:128px" %)(((
260 +|(% style="width:110px" %)(((
259 259  AT+BAUDR
260 -)))|(% style="width:305px" %)(((
262 +)))|(% style="width:190px" %)(((
261 261  Set the baud rate (for RS485 connection). Default Value is: 9600.
262 -)))|(% style="width:346px" %)(((
264 +)))|(% style="width:190px" %)(((
263 263  (((
264 264  AT+BAUDR=9600
265 265  )))
... ... @@ -268,11 +268,11 @@
268 268  Options: (1200,2400,4800,14400,19200,115200)
269 269  )))
270 270  )))
271 -|(% style="width:128px" %)(((
273 +|(% style="width:110px" %)(((
272 272  AT+PARITY
273 -)))|(% style="width:305px" %)(((
275 +)))|(% style="width:190px" %)(((
274 274  Set UART parity (for RS485 connection)
275 -)))|(% style="width:346px" %)(((
277 +)))|(% style="width:190px" %)(((
276 276  (((
277 277  AT+PARITY=0
278 278  )))
... ... @@ -281,9 +281,9 @@
281 281  Option: 0: no parity, 1: odd parity, 2: even parity
282 282  )))
283 283  )))
284 -|(% style="width:128px" %)(((
286 +|(% style="width:110px" %)(((
285 285  AT+STOPBIT
286 -)))|(% style="width:305px" %)(((
288 +)))|(% style="width:190px" %)(((
287 287  (((
288 288  Set serial stopbit (for RS485 connection)
289 289  )))
... ... @@ -291,7 +291,7 @@
291 291  (((
292 292  
293 293  )))
294 -)))|(% style="width:346px" %)(((
296 +)))|(% style="width:190px" %)(((
295 295  (((
296 296  AT+STOPBIT=0 for 1bit
297 297  )))
... ... @@ -305,6 +305,8 @@
305 305  )))
306 306  )))
307 307  
310 +
311 +
308 308  === 3.3.2 Configure sensors ===
309 309  
310 310  (((
... ... @@ -313,16 +313,18 @@
313 313  )))
314 314  )))
315 315  
316 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
317 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
318 -|AT+CFGDEV|(% style="width:418px" %)(((
320 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
321 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
322 +|AT+CFGDEV|(% style="width:110px" %)(((
319 319  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
320 320  
321 321  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
322 322  
323 323  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
324 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
328 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
325 325  
330 +
331 +
326 326  === 3.3.3 Configure read commands for each sampling ===
327 327  
328 328  (((
... ... @@ -368,8 +368,8 @@
368 368  
369 369  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
370 370  
371 -(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
372 -|(% style="width:722px" %)(((
377 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
378 +|(% style="width:510px" %)(((
373 373  **AT+DATACUTx=a,b,c**
374 374  
375 375  * **a: length for the return of AT+COMMAND**
... ... @@ -495,33 +495,35 @@
495 495  
496 496  == 3.4 Uplink Payload ==
497 497  
498 -(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
499 -|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
500 -|Value|(% style="width:120px" %)(((
501 -Battery(mV)
502 502  
503 -&
505 +[[image:image-20220606110929-1.png]]
504 504  
505 -Interrupt _Flag
506 -)))|(% style="width:116px" %)(((
507 -PAYLOAD_VER
508 -
509 -
510 -)))|(% style="width:386px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
511 -
512 512  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
513 513  
514 514  
515 515  == 3.5 Configure RS485-BL via AT or Downlink ==
516 516  
512 +(((
517 517  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
514 +)))
518 518  
516 +(((
519 519  There are two kinds of Commands:
518 +)))
520 520  
521 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
520 +* (((
521 +(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
522 +)))
522 522  
523 -* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
524 +* (((
525 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
526 +)))
524 524  
528 +(((
529 +
530 +)))
531 +
532 +
525 525  === 3.5.1 Common Commands ===
526 526  
527 527  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]]
... ... @@ -542,77 +542,152 @@
542 542  
543 543  ==== **RS485 Debug Command** ====
544 544  
553 +(((
545 545  This command is used to configure the RS485 devices; they won’t be used during sampling.
555 +)))
546 546  
547 -* **AT Command**
557 +* (((
558 +**AT Command**
559 +)))
548 548  
549 549  (% class="box infomessage" %)
550 550  (((
563 +(((
551 551  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
552 552  )))
566 +)))
553 553  
568 +(((
554 554  m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
570 +)))
555 555  
556 -* **Downlink Payload**
572 +* (((
573 +**Downlink Payload**
574 +)))
557 557  
576 +(((
558 558  Format: A8 MM NN XX XX XX XX YY
578 +)))
559 559  
580 +(((
560 560  Where:
582 +)))
561 561  
562 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
563 -* NN: The length of RS485 command
564 -* XX XX XX XX: RS485 command total NN bytes
565 -* YY: How many bytes will be uplink from the return of this RS485 command,
566 -** if YY=0, RS485-LN will execute the downlink command without uplink;
567 -** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
568 -** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
584 +* (((
585 +MM: 1: add CRC-16/MODBUS ; 0: no CRC
586 +)))
587 +* (((
588 +NN: The length of RS485 command
589 +)))
590 +* (((
591 +XX XX XX XX: RS485 command total NN bytes
592 +)))
593 +* (((
594 +(((
595 +YY: How many bytes will be uplink from the return of this RS485 command,
596 +)))
569 569  
598 +* (((
599 +if YY=0, RS485-LN will execute the downlink command without uplink;
600 +)))
601 +* (((
602 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
603 +)))
604 +* (((
605 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
606 +)))
607 +)))
608 +
609 +(((
570 570  **Example 1** ~-~-> Configure without ask for uplink (YY=0)
611 +)))
571 571  
613 +(((
572 572  To connect a Modbus Alarm with below commands.
615 +)))
573 573  
574 -* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
617 +* (((
618 +The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
619 +)))
575 575  
576 -* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
621 +* (((
622 +The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
623 +)))
577 577  
625 +(((
578 578  So if user want to use downlink command to control to RS485 Alarm, he can use:
627 +)))
579 579  
629 +(((
580 580  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
631 +)))
581 581  
633 +(((
582 582  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
635 +)))
583 583  
637 +(((
584 584  A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
639 +)))
585 585  
641 +(((
642 +
643 +)))
586 586  
645 +(((
587 587  **Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
647 +)))
588 588  
649 +(((
589 589  User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
651 +)))
590 590  
653 +(((
654 +
655 +)))
591 591  
657 +(((
592 592  RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is:
659 +)))
593 593  
661 +(((
594 594   **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
663 +)))
595 595  
665 +(((
596 596   [[image:1654159460680-153.png]]
667 +)))
597 597  
598 598  
599 599  
600 600  ==== **Set Payload version** ====
601 601  
673 +(((
602 602  This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
675 +)))
603 603  
604 -* **AT Command:**
677 +* (((
678 +**AT Command:**
679 +)))
605 605  
606 606  (% class="box infomessage" %)
607 607  (((
683 +(((
608 608  **AT+PAYVER: Set PAYVER field = 1**
609 609  )))
686 +)))
610 610  
611 -* **Downlink Payload:**
688 +* (((
689 +**Downlink Payload:**
690 +)))
612 612  
692 +(((
613 613  **0xAE 01**  ~-~-> Set PAYVER field =  0x01
694 +)))
614 614  
696 +(((
615 615  **0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
698 +)))
616 616  
617 617  
618 618  
... ... @@ -871,7 +871,6 @@
871 871  |**RST**|(% style="width:1420px" %)Reboot RS485
872 872  |**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
873 873  
874 -
875 875  == 3.8 LEDs ==
876 876  
877 877  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -879,7 +879,6 @@
879 879  |**PWR**|Always on if there is power
880 880  |**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.
881 881  
882 -
883 883  = 4. Case Study =
884 884  
885 885  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]]
... ... @@ -1057,7 +1057,6 @@
1057 1057  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1058 1058  
1059 1059  
1060 -
1061 1061  = 9.Packing Info =
1062 1062  
1063 1063  
... ... @@ -1075,7 +1075,6 @@
1075 1075  * Weight / pcs : 170g
1076 1076  
1077 1077  
1078 -
1079 1079  = 10. FCC Caution for RS485LN-US915 =
1080 1080  
1081 1081  (((
image-20220606110929-1.png
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1 +XWiki.Xiaoling
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