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Summary

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... ... @@ -7,12 +7,15 @@
7 7  **RS485-BL – Waterproof RS485 to LoRaWAN Converter User Manual**
8 8  
9 9  
10 +
10 10  **Table of Contents:**
11 11  
13 +{{toc/}}
12 12  
13 13  
14 14  
15 15  
18 +
16 16  = 1.Introduction =
17 17  
18 18  == 1.1 What is RS485-BL RS485 to LoRaWAN Converter ==
... ... @@ -22,19 +22,19 @@
22 22  )))
23 23  
24 24  (((
25 -The Dragino RS485-BL is a **RS485 / UART to LoRaWAN Converter** for Internet of Things solutions. User can connect RS485 or UART sensor to RS485-BL converter, and configure RS485-BL to periodically read sensor data and upload via LoRaWAN network to IoT server.
28 +The Dragino RS485-BL is a (% style="color:blue" %)**RS485 / UART to LoRaWAN Converter**(%%) for Internet of Things solutions. User can connect RS485 or UART sensor to RS485-BL converter, and configure RS485-BL to periodically read sensor data and upload via LoRaWAN network to IoT server.
26 26  )))
27 27  
28 28  (((
29 -RS485-BL can interface to RS485 sensor, 3.3v/5v UART sensor or interrupt sensor. RS485-BL provides **a 3.3v output** and** a 5v output** to power external sensors. Both output voltages are controllable to minimize the total system power consumption.
32 +RS485-BL can interface to RS485 sensor, 3.3v/5v UART sensor or interrupt sensor. RS485-BL provides (% style="color:blue" %)**a 3.3v output**(%%) and** (% style="color:blue" %)a 5v output(%%)** to power external sensors. Both output voltages are controllable to minimize the total system power consumption.
30 30  )))
31 31  
32 32  (((
33 -RS485-BL is IP67 **waterproof** and powered by **8500mAh Li-SOCI2 battery**, it is designed for long term use for several years.
36 +RS485-BL is IP67 (% style="color:blue" %)**waterproof**(%%) and powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use for several years.
34 34  )))
35 35  
36 36  (((
37 -RS485-BL runs standard **LoRaWAN 1.0.3 in Class A**. It can reach long transfer range and easy to integrate with LoRaWAN compatible gateway and IoT server.
40 +RS485-BL runs standard (% style="color:blue" %)**LoRaWAN 1.0.3 in Class A**(%%). It can reach long transfer range and easy to integrate with LoRaWAN compatible gateway and IoT server.
38 38  )))
39 39  
40 40  (((
... ... @@ -51,8 +51,11 @@
51 51  
52 52  [[image:1652953304999-717.png||height="424" width="733"]]
53 53  
57 +
58 +
54 54  == 1.2 Specifications ==
55 55  
61 +
56 56  **Hardware System:**
57 57  
58 58  * STM32L072CZT6 MCU
... ... @@ -59,8 +59,6 @@
59 59  * SX1276/78 Wireless Chip 
60 60  * Power Consumption (exclude RS485 device):
61 61  ** Idle: 6uA@3.3v
62 -
63 -*
64 64  ** 20dB Transmit: 130mA@3.3v
65 65  
66 66  **Interface for Model:**
... ... @@ -114,9 +114,12 @@
114 114  
115 115  [[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/||style="background-color: rgb(255, 255, 255);"]]
116 116  
121 +
117 117  == 1.6 Hardware Change log ==
118 118  
119 119  (((
125 +
126 +
120 120  v1.4
121 121  )))
122 122  
... ... @@ -140,6 +140,8 @@
140 140  
141 141  (((
142 142  Release version ​​​​​
150 +
151 +
143 143  )))
144 144  
145 145  = 2. Pin mapping and Power ON Device =
... ... @@ -153,6 +153,7 @@
153 153  
154 154  The Left TXD and RXD are TTL interface for external sensor. TTL level is controlled by 3.3/5v Jumper.
155 155  
165 +
156 156  = 3. Operation Mode =
157 157  
158 158  == 3.1 How it works? ==
... ... @@ -159,6 +159,8 @@
159 159  
160 160  (((
161 161  The RS485-BL is configured as LoRaWAN OTAA Class A 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-BL. It will auto join the network via OTAA.
172 +
173 +
162 162  )))
163 163  
164 164  == 3.2 Example to join LoRaWAN network ==
... ... @@ -194,8 +194,6 @@
194 194  )))
195 195  
196 196  
197 -
198 -
199 199  [[image:image-20220519174512-1.png]]
200 200  
201 201  [[image:image-20220519174512-2.png||height="328" width="731"]]
... ... @@ -219,10 +219,13 @@
219 219  
220 220  [[image:1652953568895-172.png||height="232" width="724"]]
221 221  
232 +
222 222  == 3.3 Configure Commands to read data ==
223 223  
224 224  (((
225 -There are plenty of RS485 and TTL level devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-BL supports flexible command set. User can use [[AT Commands or LoRaWAN Downlink>>path:#AT_COMMAND]] Command to configure how RS485-BL should read the sensor and how to handle the return from RS485 or TTL sensors.
236 +There are plenty of RS485 and TTL level devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-BL supports flexible command set. User can use [[AT Commands or LoRaWAN Downlink>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] Command to configure how RS485-BL should read the sensor and how to handle the return from RS485 or TTL sensors.
237 +
238 +
226 226  )))
227 227  
228 228  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
... ... @@ -323,8 +323,9 @@
323 323  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
324 324  )))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
325 325  
326 -Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>path:#AT_CFGDEV]].
339 +Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]].
327 327  
341 +
328 328  === 3.3.3 Configure read commands for each sampling ===
329 329  
330 330  (((
... ... @@ -397,8 +397,8 @@
397 397  
398 398  **AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
399 399  
400 -(% border="1" class="table-bordered" %)
401 -|(((
414 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:501px" %)
415 +|(% style="width:498px" %)(((
402 402  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
403 403  
404 404  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
... ... @@ -412,39 +412,36 @@
412 412  
413 413  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
414 414  
415 -(% border="1" class="table-bordered" %)
416 -|(((
429 +(% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:580px" %)
430 +|(% style="width:577px" %)(((
417 417  **AT+SEARCHx=aa,xx xx xx xx xx**
418 418  
419 419  * **aa: 1: prefix match mode; 2: prefix and suffix match mode**
420 420  * **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
421 -
422 -
423 423  )))
424 424  
425 -Examples:
437 +**Examples:**
426 426  
427 -1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
439 +1）For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
428 428  
429 429  If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
430 430  
431 -The valid data will be all bytes after 1E 56 34 , so it is 2e 30 58 5f 36 41 30 31 00 49
443 +The valid data will be all bytes after 1E 56 34 , so it is (% style="background-color:yellow" %)**2e 30 58 5f 36 41 30 31 00 49**
432 432  
433 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
445 +[[image:1653271044481-711.png]]
434 434  
447 +2）For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
435 435  
436 -1. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
437 -
438 438  If we set AT+SEARCH1=2, 1E 56 34+31 00 49
439 439  
440 -Device will search the bytes between 1E 56 34 and 31 00 49. So it is 2e 30 58 5f 36 41 30
451 +Device will search the bytes between 1E 56 34 and 31 00 49. So it is(% style="background-color:yellow" %) **2e 30 58 5f 36 41 30**
441 441  
442 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
453 +[[image:1653271276735-972.png]]
443 443  
444 -
445 445  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
446 446  
447 -|(((
457 +(% style="background-color:#4f81bd; color:white; width:729px" %)
458 +|(% style="width:726px" %)(((
448 448  **AT+DATACUTx=a,b,c**
449 449  
450 450  * **a: length for the return of AT+COMMAND**
... ... @@ -452,98 +452,143 @@
452 452  * **c: define the position for valid value.  **
453 453  )))
454 454  
455 -Examples:
466 +**Examples:**
456 456  
457 457  * Grab bytes:
458 458  
459 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
470 +[[image:1653271581490-837.png||height="313" width="722"]]
460 460  
472 +
461 461  * Grab a section.
462 462  
463 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
475 +[[image:1653271648378-342.png||height="326" width="720"]]
464 464  
477 +
465 465  * Grab different sections.
466 466  
467 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
480 +[[image:1653271657255-576.png||height="305" width="730"]]
468 468  
482 +(((
483 +(% style="color:red" %)**Note:**
484 +)))
469 469  
470 -Note:
471 -
486 +(((
472 472  AT+SEARCHx and AT+DATACUTx can be used together, if both commands are set, RS485-BL will first process AT+SEARCHx on the return string and get a temporary string, and then process AT+DATACUTx on this temporary string to get the final payload. In this case, AT+DATACUTx need to set to format AT+DATACUTx=0,xx,xx where the return bytes set to 0.
488 +)))
473 473  
474 -Example:
490 +(((
491 +**Example:**
492 +)))
475 475  
476 -AT+COMMAND1=11 01 1E D0,0
494 +(((
495 +(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
496 +)))
477 477  
478 -AT+SEARCH1=1,1E 56 34
498 +(((
499 +(% style="color:red" %)AT+SEARCH1=1,1E 56 34
500 +)))
479 479  
480 -AT+DATACUT1=0,2,1~~5
502 +(((
503 +(% style="color:red" %)AT+DATACUT1=0,2,1~~5
504 +)))
481 481  
482 -Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
506 +(((
507 +(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
508 +)))
483 483  
484 -String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
510 +(((
511 +(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
512 +)))
485 485  
486 -Valid payload after DataCUT command: 2e 30 58 5f 36
514 +(((
515 +(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
516 +)))
487 487  
488 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
518 +[[image:1653271763403-806.png]]
489 489  
490 490  
521 +=== 3.3.4 Compose the uplink payload ===
491 491  
492 -
493 -1.
494 -11.
495 -111. Compose the uplink payload
496 -
523 +(((
497 497  Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
525 +)))
498 498  
527 +(((
528 +(% style="color:#037691" %)**Examples: AT+DATAUP=0**
529 +)))
499 499  
500 -**Examples: AT+DATAUP=0**
531 +(((
532 +Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**A SIGNLE UPLINK**.
533 +)))
501 501  
502 -Compose the uplink payload with value returns in sequence and send with **A SIGNLE UPLINK**.
503 -
535 +(((
504 504  Final Payload is
537 +)))
505 505  
506 -Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx
539 +(((
540 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
541 +)))
507 507  
543 +(((
508 508  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
545 +)))
509 509  
510 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
547 +[[image:1653272787040-634.png||height="515" width="719"]]
511 511  
512 512  
513 513  
514 -**Examples: AT+DATAUP=1**
551 +(((
552 +(% style="color:#037691" %)**Examples: AT+DATAUP=1**
515 515  
516 -Compose the uplink payload with value returns in sequence and send with **Multiply UPLINKs**.
554 +
555 +)))
517 517  
557 +(((
558 +Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
559 +)))
560 +
561 +(((
518 518  Final Payload is
563 +)))
519 519  
520 -Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA
565 +(((
566 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
567 +)))
521 521  
522 -1. Battery Info (2 bytes): Battery voltage
523 -1. PAYVER (1 byte): Defined by AT+PAYVER
524 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
525 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
526 -1. DATA: Valid value: max 6 bytes(US915 version here, [[Notice*!>>path:#max_byte]]) for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 6 bytes
569 +1. (((
570 +Battery Info (2 bytes): Battery voltage
571 +)))
572 +1. (((
573 +PAYVER (1 byte): Defined by AT+PAYVER
574 +)))
575 +1. (((
576 +PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
577 +)))
578 +1. (((
579 +PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
580 +)))
581 +1. (((
582 +DATA: Valid value: max 6 bytes(US915 version here, Notice*!) for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 6 bytes
583 +)))
527 527  
528 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
585 +[[image:1653272817147-600.png||height="437" width="717"]]
529 529  
530 -
531 531  So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
532 532  
533 -DATA1=RETURN1 Valid Value = 20 20 0a 33 90 41
534 534  
535 -DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10= 02 aa 05 81 0a 20
590 +DATA1=RETURN1 Valid Value = (% style="background-color:#4f81bd; color:white" %) 20 20 0a 33 90 41
536 536  
537 -DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 = 20 20 20 2d 30
592 +DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10= (% style="background-color:#4f81bd; color:white" %)02 aa 05 81 0a 20
538 538  
594 +DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 =(% style="background-color:#4f81bd; color:white" %) 20 20 20 2d 30
539 539  
540 540  
541 541  Below are the uplink payloads:
542 542  
543 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]]
599 +[[image:1653272901032-107.png]]
544 544  
545 545  
546 -Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:
602 +(% style="color:red" %)Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:
547 547  
548 548   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
549 549  
... ... @@ -555,139 +555,186 @@
555 555  
556 556  
557 557  
558 -1.
559 -11.
560 -111. Uplink on demand
614 +=== 3.3.5 Uplink on demand ===
561 561  
616 +(((
562 562  Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command.
618 +)))
563 563  
620 +(((
564 564  Downlink control command:
622 +)))
565 565  
566 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
624 +(((
625 +**0x08 command**: Poll an uplink with current command set in RS485-BL.
626 +)))
567 567  
568 -[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
628 +(((
629 +**0xA8 command**: Send a command to RS485-BL and uplink the output from sensors.
569 569  
631 +
632 +)))
570 570  
634 +=== 3.3.6 Uplink on Interrupt ===
571 571  
572 -1.
573 -11.
574 -111. Uplink on Interrupt
636 +Put the interrupt sensor between 3.3v_out and GPIO ext.
575 575  
576 -Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
638 +[[image:1653273818896-432.png]]
577 577  
640 +
641 +(((
578 578  AT+INTMOD=0  Disable Interrupt
643 +)))
579 579  
645 +(((
580 580  AT+INTMOD=1  Interrupt trigger by rising or falling edge.
647 +)))
581 581  
649 +(((
582 582  AT+INTMOD=2  Interrupt trigger by falling edge. ( Default Value)
651 +)))
583 583  
653 +(((
584 584  AT+INTMOD=3  Interrupt trigger by rising edge.
585 585  
656 +
657 +)))
586 586  
587 -1.
588 -11. Uplink Payload
659 +== 3.4 Uplink Payload ==
589 589  
590 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
591 -|Value|(((
661 +(% border="1" style="background-color:#4f81bd; color:white; width:850px" %)
662 +|**Size(bytes)**|(% style="width:130px" %)**2**|(% style="width:93px" %)**1**|(% style="width:509px" %)**Length depends on the return from the commands**
663 +|Value|(% style="width:130px" %)(((
664 +(((
592 592  Battery(mV)
666 +)))
593 593  
668 +(((
594 594  &
670 +)))
595 595  
672 +(((
596 596  Interrupt _Flag
597 -)))|(((
674 +)))
675 +)))|(% style="width:93px" %)(((
598 598  PAYLOAD_VER
599 599  
600 600  
601 -)))|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.
679 +)))|(% style="width:509px" %)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.
602 602  
603 603  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
604 604  
683 +(((
684 +{{{function Decoder(bytes, port) {}}}
685 +)))
605 605  
606 -function Decoder(bytes, port) {
687 +(((
688 +{{{//Payload Formats of RS485-BL Deceive}}}
689 +)))
607 607  
608 -~/~/Payload Formats of RS485-BL Deceive
691 +(((
692 +{{{return {}}}
693 +)))
609 609  
610 -return {
695 +(((
696 +{{{ //Battery,units:V}}}
697 +)))
611 611  
612 - ~/~/Battery,units:V
699 +(((
700 +{{{ BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,}}}
701 +)))
613 613  
614 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
703 +(((
704 +{{{ //GPIO_EXTI }}}
705 +)))
615 615  
616 - ~/~/GPIO_EXTI 
707 +(((
708 +{{{ EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",}}}
709 +)))
617 617  
618 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
711 +(((
712 +{{{ //payload of version}}}
713 +)))
619 619  
620 - ~/~/payload of version
715 +(((
716 +{{{ Pay_ver:bytes[2],}}}
717 +)))
621 621  
622 - Pay_ver:bytes[2],
719 +(((
720 +{{{ }; }}}
721 +)))
623 623  
624 - };
723 +(((
724 +}
625 625  
626 - }
726 +
727 +)))
627 627  
628 -
629 -
630 -
631 -
632 -
633 -
729 +(((
634 634  TTN V3 uplink screen shot.
731 +)))
635 635  
636 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
733 +[[image:1653274001211-372.png||height="192" width="732"]]
637 637  
638 -1.
639 -11. Configure RS485-BL via AT or Downlink
640 640  
641 -User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
736 +== 3.5 Configure RS485-BL via AT or Downlink ==
642 642  
738 +User can configure RS485-BL via AT Commands or LoRaWAN Downlink Commands
739 +
643 643  There are two kinds of Commands:
644 644  
645 -* **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: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
742 +* (% 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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
646 646  
647 -* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
744 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
648 648  
649 -1.
650 -11.
651 -111. Common Commands:
746 +=== 3.5.1 Common Commands: ===
652 652  
653 -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: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]]
748 +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]]
654 654  
655 655  
656 -1.
657 -11.
658 -111. Sensor related commands:
751 +=== 3.5.2 Sensor related commands: ===
659 659  
660 -==== Choose Device Type (RS485 or TTL) ====
753 +==== ====
661 661  
755 +==== **Choose Device Type (RS485 or TTL)** ====
756 +
662 662  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
663 663  
664 -* AT Command
759 +* **AT Command**
665 665  
761 +(% class="box infomessage" %)
762 +(((
666 666  **AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
764 +)))
667 667  
766 +(% class="box infomessage" %)
767 +(((
668 668  **AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
769 +)))
669 669  
670 670  
671 -* Downlink Payload
772 +* **Downlink Payload**
672 672  
673 -**0A aa**     à same as AT+MOD=aa
774 +**0A aa**  ~-~->  same as AT+MOD=aa
674 674  
675 675  
676 676  
677 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
778 +==== **RS485 Debug Command (AT+CFGDEV)** ====
678 678  
679 679  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
680 680  
681 -* AT Command
782 +* **AT Command**
682 682  
683 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
784 +(% class="box infomessage" %)
785 +(((
786 +**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
787 +)))
684 684  
685 685  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
686 686  
687 687  
792 +* **Downlink Payload**
688 688  
689 -* Downlink Payload
690 -
691 691  Format: A8 MM NN XX XX XX XX YY
692 692  
693 693  Where:
... ... @@ -701,15 +701,15 @@
701 701  
702 702  To connect a Modbus Alarm with below commands.
703 703  
704 -* 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.
807 +* 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.
705 705  
706 -* 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.
809 +* 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.
707 707  
708 708  So if user want to use downlink command to control to RS485 Alarm, he can use:
709 709  
710 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
813 +(% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
711 711  
712 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
815 +(% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
713 713  
714 714  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.
715 715  
... ... @@ -718,48 +718,60 @@
718 718  
719 719  Check TTL Sensor return:
720 720  
721 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
824 +[[image:1654132684752-193.png]]
722 722  
723 723  
724 724  
828 +==== **Set Payload version** ====
725 725  
726 -==== Set Payload version ====
727 -
728 728  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.
729 729  
730 -* AT Command:
832 +* **AT Command:**
731 731  
732 -AT+PAYVER: Set PAYVER field = 1
834 +(% class="box infomessage" %)
835 +(((
836 +**AT+PAYVER: Set PAYVER field = 1**
837 +)))
733 733  
734 734  
735 -* Downlink Payload:
840 +* **Downlink Payload:**
736 736  
737 -0xAE 01   à Set PAYVER field =  0x01
842 +**0xAE 01**  ~-~-> Set PAYVER field =  0x01
738 738  
739 -0xAE 0F   à Set PAYVER field =  0x0F
844 +**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
740 740  
741 741  
742 -==== Set RS485 Sampling Commands ====
743 743  
848 +==== **Set RS485 Sampling Commands** ====
849 +
744 744  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
745 745  
746 -These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]].
852 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
747 747  
748 748  
749 -* AT Command:
855 +* **AT Command:**
750 750  
751 -AT+COMMANDx: Configure RS485 read command to sensor.
857 +(% class="box infomessage" %)
858 +(((
859 +**AT+COMMANDx: Configure RS485 read command to sensor.**
860 +)))
752 752  
753 -AT+DATACUTx: Configure how to handle return from RS485 devices.
862 +(% class="box infomessage" %)
863 +(((
864 +**AT+DATACUTx: Configure how to handle return from RS485 devices.**
865 +)))
754 754  
755 -AT+SEARCHx: Configure search command
867 +(% class="box infomessage" %)
868 +(((
869 +**AT+SEARCHx: Configure search command**
870 +)))
756 756  
757 757  
758 -* Downlink Payload:
873 +* **Downlink Payload:**
759 759  
760 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
875 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
761 761  
762 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
877 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
763 763  
764 764  Format: AF MM NN LL XX XX XX XX YY
765 765  
... ... @@ -766,23 +766,23 @@
766 766  Where:
767 767  
768 768  * MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
769 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
770 -* LL: The length of AT+COMMAND or AT+DATACUT command
884 +* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
885 +* LL:  The length of AT+COMMAND or AT+DATACUT command
771 771  * XX XX XX XX: AT+COMMAND or AT+DATACUT command
772 -* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
887 +* YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
773 773  
774 -Example:
889 +**Example:**
775 775  
776 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
891 +(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1
777 777  
778 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
893 +(% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10**
779 779  
780 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
895 +(% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
781 781  
782 782  
783 -0xAB downlink command can be used for set AT+SEARCHx
898 +**0xAB** downlink command can be used for set AT+SEARCHx
784 784  
785 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
900 +**Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
786 786  
787 787  * AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
788 788  * AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
... ... @@ -790,145 +790,164 @@
790 790  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
791 791  
792 792  
793 -==== Fast command to handle MODBUS device ====
794 794  
909 +==== **Fast command to handle MODBUS device** ====
910 +
795 795  AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
796 796  
797 797  This command is valid since v1.3 firmware version
798 798  
799 799  
800 -AT+MBFUN has only two value:
916 +**AT+MBFUN has only two value:**
801 801  
802 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
918 +* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
803 803  
804 804  AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
805 805  
806 -* AT+MBFUN=0: Disable Modbus fast reading.
922 +* **AT+MBFUN=0**: Disable Modbus fast reading.
807 807  
808 -Example:
924 +**Example:**
809 809  
810 810  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
811 811  * AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
812 812  * AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
813 813  
814 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
930 +[[image:1654133913295-597.png]]
815 815  
816 816  
817 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
933 +[[image:1654133954153-643.png]]
818 818  
819 819  
820 -* Downlink Commands:
936 +* **Downlink Commands:**
821 821  
822 -A9 aa -à Same as AT+MBFUN=aa
938 +**A9 aa** ~-~-> Same as AT+MBFUN=aa
823 823  
824 824  
825 -==== RS485 command timeout ====
826 826  
942 +==== **RS485 command timeout** ====
943 +
827 827  Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
828 828  
829 829  Default value: 0, range:  0 ~~ 5 seconds
830 830  
831 831  
832 -* AT Command:
949 +* **AT Command:**
833 833  
834 -AT+CMDDLaa=hex(bb cc)
951 +(% class="box infomessage" %)
952 +(((
953 +**AT+CMDDLaa=hex(bb cc)**
954 +)))
835 835  
836 -Example:
956 +**Example:**
837 837  
838 838  **AT+CMDDL1=1000** to send the open time to 1000ms
839 839  
840 840  
841 -* Downlink Payload:
961 +* **Downlink Payload:**
842 842  
843 843  0x AA aa bb cc
844 844  
845 845  Same as: AT+CMDDLaa=hex(bb cc)
846 846  
847 - Example:
967 + **Example:**
848 848  
849 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
969 + **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
850 850  
851 851  
852 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
853 853  
973 +==== **Uplink payload mode** ====
974 +
854 854  Define to use one uplink or multiple uplinks for the sampling.
855 855  
856 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
977 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
857 857  
858 -* AT Command:
979 +* **AT Command:**
859 859  
860 -AT+DATAUP=0
981 +(% class="box infomessage" %)
982 +(((
983 +**AT+DATAUP=0**
984 +)))
861 861  
862 -AT+DATAUP=1
986 +(% class="box infomessage" %)
987 +(((
988 +**AT+DATAUP=1**
989 +)))
863 863  
864 864  
865 -* Downlink Payload:
992 +* **Downlink Payload:**
866 866  
867 -0xAD 00   à Same as AT+DATAUP=0
994 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
868 868  
869 -0xAD 01   à Same as AT+DATAUP=1
996 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
870 870  
871 871  
872 -==== Manually trigger an Uplink ====
873 873  
1000 +==== **Manually trigger an Uplink** ====
1001 +
874 874  Ask device to send an uplink immediately.
875 875  
876 -* Downlink Payload:
1004 +* **Downlink Payload:**
877 877  
878 -0x08 FF, RS485-BL will immediately send an uplink.
1006 +**0x08 FF**, RS485-BL will immediately send an uplink.
879 879  
880 880  
881 -==== Clear RS485 Command ====
882 882  
1010 +==== **Clear RS485 Command** ====
1011 +
883 883  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
884 884  
885 885  
886 -* AT Command:
1015 +* **AT Command:**
887 887  
888 -**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1017 +(% style="color:#037691" %)**AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
889 889  
890 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
891 -
892 892  Example screen shot after clear all RS485 commands. 
893 893  
894 894  
895 -
896 896  The uplink screen shot is:
897 897  
898 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1024 +[[image:1654134704555-320.png]]
899 899  
900 900  
901 -* Downlink Payload:
1027 +* **Downlink Payload:**
902 902  
903 -0x09 aa bb same as AT+CMDEAR=aa,bb
1029 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
904 904  
905 905  
906 -==== Set Serial Communication Parameters ====
907 907  
1033 +==== **Set Serial Communication Parameters** ====
1034 +
908 908  Set the Rs485 serial communication parameters:
909 909  
910 -* AT Command:
1037 +* **AT Command:**
911 911  
912 912  Set Baud Rate:
913 913  
914 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1041 +(% class="box infomessage" %)
1042 +(((
1043 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1044 +)))
915 915  
1046 +Set UART Parity
916 916  
917 -Set UART parity
1048 +(% class="box infomessage" %)
1049 +(((
1050 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1051 +)))
918 918  
919 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
920 -
921 -
922 922  Set STOPBIT
923 923  
924 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1055 +(% class="box infomessage" %)
1056 +(((
1057 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1058 +)))
925 925  
926 926  
927 -* Downlink Payload:
1061 +* **Downlink Payload:**
928 928  
929 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1063 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
930 930  
931 -Example:
1065 +**Example:**
932 932  
933 933  * A7 01 00 60   same as AT+BAUDR=9600
934 934  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -938,127 +938,119 @@
938 938  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
939 939  
940 940  
941 -==== Control output power duration ====
942 942  
1076 +==== **Control output power duration** ====
1077 +
943 943  User can set the output power duration before each sampling.
944 944  
945 -* AT Command:
1080 +* **AT Command:**
946 946  
947 -Example:
1082 +**Example:**
948 948  
949 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1084 +**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
950 950  
951 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1086 +**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
952 952  
953 953  
954 -* LoRaWAN Downlink Command:
1089 +* **LoRaWAN Downlink Command:**
955 955  
956 -07 01 aa bb  Same as AT+5VT=(aa bb)
1091 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
957 957  
958 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1093 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
959 959  
960 960  
1096 +== 3.6 Buttons ==
961 961  
1098 +(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1099 +|=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1100 +|(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
962 962  
963 -1.
964 -11. Buttons
1102 +== 3.7 +3V3 Output ==
965 965  
966 -|**Button**|**Feature**
967 -|**RST**|Reboot RS485-BL
968 -
969 -1.
970 -11. +3V3 Output
971 -
972 972  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
973 973  
974 974  The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
975 975  
976 -
977 977  The +3V3 output time can be controlled by AT Command.
978 978  
979 -**AT+3V3T=1000**
980 980  
981 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1111 +(% style="color:#037691" %)**AT+3V3T=1000**
982 982  
983 983  
1114 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1115 +
984 984  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
985 985  
986 986  
987 -1.
988 -11. +5V Output
1119 +== 3.8 +5V Output ==
989 989  
990 990  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
991 991  
992 992  The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
993 993  
994 -
995 995  The 5V output time can be controlled by AT Command.
996 996  
997 -**AT+5VT=1000**
998 998  
999 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1128 +(% style="color:#037691" %)**AT+5VT=1000**
1000 1000  
1001 1001  
1131 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1132 +
1002 1002  By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
1003 1003  
1004 1004  
1136 +== 3.9 LEDs ==
1005 1005  
1138 +(% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
1139 +|=**LEDs**|=(% style="width: 274px;" %)**Feature**
1140 +|**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1006 1006  
1007 -1.
1008 -11. LEDs
1142 +== 3.10 Switch Jumper ==
1009 1009  
1010 -|**LEDs**|**Feature**
1011 -|**LED1**|Blink when device transmit a packet.
1012 -
1013 -1.
1014 -11. Switch Jumper
1015 -
1016 -|**Switch Jumper**|**Feature**
1017 -|**SW1**|(((
1144 +(% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
1145 +|=(% style="width: 124px;" %)**Switch Jumper**|=(% style="width: 388px;" %)**Feature**
1146 +|(% style="width:124px" %)**SW1**|(% style="width:388px" %)(((
1018 1018  ISP position: Upgrade firmware via UART
1019 1019  
1020 1020  Flash position: Configure device, check running status.
1021 1021  )))
1022 -|**SW2**|(((
1151 +|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1023 1023  5V position: set to compatible with 5v I/O.
1024 1024  
1025 1025  3.3v position: set to compatible with 3.3v I/O.,
1026 1026  )))
1027 1027  
1028 -+3.3V: is always ON
1157 +**+3.3V**: is always ON
1029 1029  
1030 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1159 +**+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1031 1031  
1032 -1. Case Study
1033 1033  
1034 -User can check this URL for some case studies.
1162 += 4. Case Study =
1035 1035  
1036 -[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
1164 +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]]
1037 1037  
1038 1038  
1167 += 5. Use AT Command =
1039 1039  
1169 +== 5.1 Access AT Command ==
1040 1040  
1041 -1. Use AT Command
1042 -11. Access AT Command
1043 -
1044 1044  RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
1045 1045  
1046 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1173 +[[image:1654135840598-282.png]]
1047 1047  
1048 1048  
1049 -In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1176 +In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1050 1050  
1051 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1178 +[[image:1654136105500-922.png]]
1052 1052  
1053 1053  
1181 +More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]]
1054 1054  
1055 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1056 1056  
1057 1057  
1185 +== 5.2 Common AT Command Sequence ==
1058 1058  
1059 -1.
1060 -11. Common AT Command Sequence
1061 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1187 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1062 1062  
1063 1063  If device has not joined network yet:
1064 1064  
... ... @@ -1075,8 +1075,8 @@
1075 1075  
1076 1076  ATZ
1077 1077  
1078 -1.
1079 -11.
1204 +1.
1205 +11.
1080 1080  111. Single-channel ABP mode (Use with LG01/LG02)
1081 1081  
1082 1082  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1151,7 +1151,7 @@
1151 1151  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]
1152 1152  
1153 1153  
1154 -1.
1280 +1.
1155 1155  11. How to change the LoRa Frequency Bands/Region?
1156 1156  
1157 1157  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1158,7 +1158,7 @@
1158 1158  
1159 1159  
1160 1160  
1161 -1.
1287 +1.
1162 1162  11. How many RS485-Slave can RS485-BL connects?
1163 1163  
1164 1164  The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL 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>>path:#downlink_A8]].
... ... @@ -1175,7 +1175,7 @@
1175 1175  
1176 1176  
1177 1177  
1178 -1.
1304 +1.
1179 1179  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1180 1180  
1181 1181  It might about the channels mapping. Please see for detail.
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