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edited by Xiaoling
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edited by Xiaoling
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Summary

Details

Page properties
Content
... ... @@ -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  (((
... ... @@ -422,7 +422,7 @@
422 422  
423 423  **Examples:**
424 424  
425 -1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
439 +1For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
426 426  
427 427  If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
428 428  
... ... @@ -430,7 +430,7 @@
430 430  
431 431  [[image:1653271044481-711.png]]
432 432  
433 -1. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
447 +2)For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
434 434  
435 435  If we set AT+SEARCH1=2, 1E 56 34+31 00 49
436 436  
... ... @@ -449,16 +449,18 @@
449 449  * **c: define the position for valid value.  **
450 450  )))
451 451  
452 -Examples:
466 +**Examples:**
453 453  
454 454  * Grab bytes:
455 455  
456 456  [[image:1653271581490-837.png||height="313" width="722"]]
457 457  
472 +
458 458  * Grab a section.
459 459  
460 460  [[image:1653271648378-342.png||height="326" width="720"]]
461 461  
477 +
462 462  * Grab different sections.
463 463  
464 464  [[image:1653271657255-576.png||height="305" width="730"]]
... ... @@ -501,6 +501,7 @@
501 501  
502 502  [[image:1653271763403-806.png]]
503 503  
520 +
504 504  === 3.3.4 Compose the uplink payload ===
505 505  
506 506  (((
... ... @@ -508,7 +508,7 @@
508 508  )))
509 509  
510 510  (((
511 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
528 +(% style="color:#037691" %)**Examples: AT+DATAUP=0**
512 512  )))
513 513  
514 514  (((
... ... @@ -520,7 +520,7 @@
520 520  )))
521 521  
522 522  (((
523 -(% style="color:#4f81bd" %)Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx
540 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
524 524  )))
525 525  
526 526  (((
... ... @@ -529,8 +529,12 @@
529 529  
530 530  [[image:1653272787040-634.png||height="515" width="719"]]
531 531  
549 +
550 +
532 532  (((
533 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
552 +(% style="color:#037691" %)**Examples: AT+DATAUP=1**
553 +
554 +
534 534  )))
535 535  
536 536  (((
... ... @@ -542,7 +542,7 @@
542 542  )))
543 543  
544 544  (((
545 -(% style="color:#4f81bd" %)Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA
566 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
546 546  )))
547 547  
548 548  1. (((
... ... @@ -565,6 +565,7 @@
565 565  
566 566  So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
567 567  
589 +
568 568  DATA1=RETURN1 Valid Value = (% style="background-color:#4f81bd; color:white" %) 20 20 0a 33 90 41
569 569  
570 570  DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10= (% style="background-color:#4f81bd; color:white" %)02 aa 05 81 0a 20
... ... @@ -571,10 +571,12 @@
571 571  
572 572  DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 =(% style="background-color:#4f81bd; color:white" %) 20 20 20 2d 30
573 573  
596 +
574 574  Below are the uplink payloads:
575 575  
576 576  [[image:1653272901032-107.png]]
577 577  
601 +
578 578  (% style="color:red" %)Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:
579 579  
580 580   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
... ... @@ -585,6 +585,8 @@
585 585  
586 586   ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
587 587  
612 +
613 +
588 588  === 3.3.5 Uplink on demand ===
589 589  
590 590  (((
... ... @@ -601,6 +601,8 @@
601 601  
602 602  (((
603 603  **0xA8 command**: Send a command to RS485-BL and uplink the output from sensors.
630 +
631 +
604 604  )))
605 605  
606 606  === 3.3.6 Uplink on Interrupt ===
... ... @@ -609,14 +609,25 @@
609 609  
610 610  [[image:1653273818896-432.png]]
611 611  
640 +
641 +(((
612 612  AT+INTMOD=0  Disable Interrupt
643 +)))
613 613  
645 +(((
614 614  AT+INTMOD=1  Interrupt trigger by rising or falling edge.
647 +)))
615 615  
649 +(((
616 616  AT+INTMOD=2  Interrupt trigger by falling edge. ( Default Value)
651 +)))
617 617  
653 +(((
618 618  AT+INTMOD=3  Interrupt trigger by rising edge.
619 619  
656 +
657 +)))
658 +
620 620  == 3.4 Uplink Payload ==
621 621  
622 622  (% border="1" style="background-color:#4f81bd; color:white; width:850px" %)
... ... @@ -641,92 +641,117 @@
641 641  
642 642  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
643 643  
683 +(((
684 +{{{function Decoder(bytes, port) {}}}
685 +)))
644 644  
645 -function Decoder(bytes, port) {
687 +(((
688 +{{{//Payload Formats of RS485-BL Deceive}}}
689 +)))
646 646  
647 -~/~/Payload Formats of RS485-BL Deceive
691 +(((
692 +{{{return {}}}
693 +)))
648 648  
649 -return {
695 +(((
696 +{{{ //Battery,units:V}}}
697 +)))
650 650  
651 - ~/~/Battery,units:V
699 +(((
700 +{{{ BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,}}}
701 +)))
652 652  
653 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
703 +(((
704 +{{{ //GPIO_EXTI }}}
705 +)))
654 654  
655 - ~/~/GPIO_EXTI 
707 +(((
708 +{{{ EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",}}}
709 +)))
656 656  
657 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
711 +(((
712 +{{{ //payload of version}}}
713 +)))
658 658  
659 - ~/~/payload of version
715 +(((
716 +{{{ Pay_ver:bytes[2],}}}
717 +)))
660 660  
661 - Pay_ver:bytes[2],
719 +(((
720 +{{{ }; }}}
721 +)))
662 662  
663 - };
723 +(((
724 +}
664 664  
665 - }
726 +
727 +)))
666 666  
667 -
668 -
669 -
670 -
671 -
672 -
729 +(((
673 673  TTN V3 uplink screen shot.
731 +)))
674 674  
675 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
733 +[[image:1653274001211-372.png||height="192" width="732"]]
676 676  
677 -1.
678 -11. Configure RS485-BL via AT or Downlink
679 679  
680 -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 ==
681 681  
738 +User can configure RS485-BL via AT Commands or LoRaWAN Downlink Commands
739 +
682 682  There are two kinds of Commands:
683 683  
684 -* **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]]
685 685  
686 -* **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:
687 687  
688 -1.
689 -11.
690 -111. Common Commands:
746 +=== 3.5.1 Common Commands: ===
691 691  
692 -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]]
693 693  
694 694  
695 -1.
696 -11.
697 -111. Sensor related commands:
751 +=== 3.5.2 Sensor related commands: ===
698 698  
699 -==== Choose Device Type (RS485 or TTL) ====
753 +==== ====
700 700  
755 +==== **Choose Device Type (RS485 or TTL)** ====
756 +
701 701  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
702 702  
703 -* AT Command
759 +* **AT Command**
704 704  
761 +(% class="box infomessage" %)
762 +(((
705 705  **AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
764 +)))
706 706  
766 +(% class="box infomessage" %)
767 +(((
707 707  **AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
769 +)))
708 708  
709 709  
710 -* Downlink Payload
772 +* **Downlink Payload**
711 711  
712 -**0A aa**     à same as AT+MOD=aa
774 +**0A aa**  ~-~->  same as AT+MOD=aa
713 713  
714 714  
715 715  
716 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
778 +==== **RS485 Debug Command (AT+CFGDEV)** ====
717 717  
718 718  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
719 719  
720 -* AT Command
782 +* **AT Command**
721 721  
722 -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 +)))
723 723  
724 724  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
725 725  
726 726  
792 +* **Downlink Payload**
727 727  
728 -* Downlink Payload
729 -
730 730  Format: A8 MM NN XX XX XX XX YY
731 731  
732 732  Where:
... ... @@ -740,15 +740,15 @@
740 740  
741 741  To connect a Modbus Alarm with below commands.
742 742  
743 -* 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.
744 744  
745 -* 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.
746 746  
747 747  So if user want to use downlink command to control to RS485 Alarm, he can use:
748 748  
749 -**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
750 750  
751 -**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
752 752  
753 753  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.
754 754  
... ... @@ -757,48 +757,60 @@
757 757  
758 758  Check TTL Sensor return:
759 759  
760 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
824 +[[image:1654132684752-193.png]]
761 761  
762 762  
763 763  
828 +==== **Set Payload version** ====
764 764  
765 -==== Set Payload version ====
766 -
767 767  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.
768 768  
769 -* AT Command:
832 +* **AT Command:**
770 770  
771 -AT+PAYVER: Set PAYVER field = 1
834 +(% class="box infomessage" %)
835 +(((
836 +**AT+PAYVER: Set PAYVER field = 1**
837 +)))
772 772  
773 773  
774 -* Downlink Payload:
840 +* **Downlink Payload:**
775 775  
776 -0xAE 01   à Set PAYVER field =  0x01
842 +**0xAE 01**  ~-~-> Set PAYVER field =  0x01
777 777  
778 -0xAE 0F   à Set PAYVER field =  0x0F
844 +**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
779 779  
780 780  
781 -==== Set RS485 Sampling Commands ====
782 782  
848 +==== **Set RS485 Sampling Commands** ====
849 +
783 783  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
784 784  
785 -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"]].
786 786  
787 787  
788 -* AT Command:
855 +* **AT Command:**
789 789  
790 -AT+COMMANDx: Configure RS485 read command to sensor.
857 +(% class="box infomessage" %)
858 +(((
859 +**AT+COMMANDx: Configure RS485 read command to sensor.**
860 +)))
791 791  
792 -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 +)))
793 793  
794 -AT+SEARCHx: Configure search command
867 +(% class="box infomessage" %)
868 +(((
869 +**AT+SEARCHx: Configure search command**
870 +)))
795 795  
796 796  
797 -* Downlink Payload:
873 +* **Downlink Payload:**
798 798  
799 -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.
800 800  
801 -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.
802 802  
803 803  Format: AF MM NN LL XX XX XX XX YY
804 804  
... ... @@ -805,23 +805,23 @@
805 805  Where:
806 806  
807 807  * MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
808 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
809 -* 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
810 810  * XX XX XX XX: AT+COMMAND or AT+DATACUT command
811 -* 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.
812 812  
813 -Example:
889 +**Example:**
814 814  
815 -**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
816 816  
817 -**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**
818 818  
819 -**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**
820 820  
821 821  
822 -0xAB downlink command can be used for set AT+SEARCHx
898 +**0xAB** downlink command can be used for set AT+SEARCHx
823 823  
824 -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
825 825  
826 826  * AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
827 827  * 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
... ... @@ -829,145 +829,164 @@
829 829  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
830 830  
831 831  
832 -==== Fast command to handle MODBUS device ====
833 833  
909 +==== **Fast command to handle MODBUS device** ====
910 +
834 834  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]].
835 835  
836 836  This command is valid since v1.3 firmware version
837 837  
838 838  
839 -AT+MBFUN has only two value:
916 +**AT+MBFUN has only two value:**
840 840  
841 -* 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
842 842  
843 843  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.
844 844  
845 -* AT+MBFUN=0: Disable Modbus fast reading.
922 +* **AT+MBFUN=0**: Disable Modbus fast reading.
846 846  
847 -Example:
924 +**Example:**
848 848  
849 849  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
850 850  * 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.
851 851  * 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.
852 852  
853 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
930 +[[image:1654133913295-597.png]]
854 854  
855 855  
856 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
933 +[[image:1654133954153-643.png]]
857 857  
858 858  
859 -* Downlink Commands:
936 +* **Downlink Commands:**
860 860  
861 -A9 aa -à Same as AT+MBFUN=aa
938 +**A9 aa** ~-~-> Same as AT+MBFUN=aa
862 862  
863 863  
864 -==== RS485 command timeout ====
865 865  
942 +==== **RS485 command timeout** ====
943 +
866 866  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.
867 867  
868 868  Default value: 0, range:  0 ~~ 5 seconds
869 869  
870 870  
871 -* AT Command:
949 +* **AT Command:**
872 872  
873 -AT+CMDDLaa=hex(bb cc)
951 +(% class="box infomessage" %)
952 +(((
953 +**AT+CMDDLaa=hex(bb cc)**
954 +)))
874 874  
875 -Example:
956 +**Example:**
876 876  
877 877  **AT+CMDDL1=1000** to send the open time to 1000ms
878 878  
879 879  
880 -* Downlink Payload:
961 +* **Downlink Payload:**
881 881  
882 882  0x AA aa bb cc
883 883  
884 884  Same as: AT+CMDDLaa=hex(bb cc)
885 885  
886 - Example:
967 + **Example:**
887 887  
888 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
969 + **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
889 889  
890 890  
891 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
892 892  
973 +==== **Uplink payload mode** ====
974 +
893 893  Define to use one uplink or multiple uplinks for the sampling.
894 894  
895 -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"]]
896 896  
897 -* AT Command:
979 +* **AT Command:**
898 898  
899 -AT+DATAUP=0
981 +(% class="box infomessage" %)
982 +(((
983 +**AT+DATAUP=0**
984 +)))
900 900  
901 -AT+DATAUP=1
986 +(% class="box infomessage" %)
987 +(((
988 +**AT+DATAUP=1**
989 +)))
902 902  
903 903  
904 -* Downlink Payload:
992 +* **Downlink Payload:**
905 905  
906 -0xAD 00   à Same as AT+DATAUP=0
994 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
907 907  
908 -0xAD 01   à Same as AT+DATAUP=1
996 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
909 909  
910 910  
911 -==== Manually trigger an Uplink ====
912 912  
1000 +==== **Manually trigger an Uplink** ====
1001 +
913 913  Ask device to send an uplink immediately.
914 914  
915 -* Downlink Payload:
1004 +* **Downlink Payload:**
916 916  
917 -0x08 FF, RS485-BL will immediately send an uplink.
1006 +**0x08 FF**, RS485-BL will immediately send an uplink.
918 918  
919 919  
920 -==== Clear RS485 Command ====
921 921  
1010 +==== **Clear RS485 Command** ====
1011 +
922 922  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
923 923  
924 924  
925 -* AT Command:
1015 +* **AT Command:**
926 926  
927 -**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
928 928  
929 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
930 -
931 931  Example screen shot after clear all RS485 commands. 
932 932  
933 933  
934 -
935 935  The uplink screen shot is:
936 936  
937 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1024 +[[image:1654134704555-320.png]]
938 938  
939 939  
940 -* Downlink Payload:
1027 +* **Downlink Payload:**
941 941  
942 -0x09 aa bb same as AT+CMDEAR=aa,bb
1029 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
943 943  
944 944  
945 -==== Set Serial Communication Parameters ====
946 946  
1033 +==== **Set Serial Communication Parameters** ====
1034 +
947 947  Set the Rs485 serial communication parameters:
948 948  
949 -* AT Command:
1037 +* **AT Command:**
950 950  
951 951  Set Baud Rate:
952 952  
953 -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 +)))
954 954  
1046 +Set UART Parity
955 955  
956 -Set UART parity
1048 +(% class="box infomessage" %)
1049 +(((
1050 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1051 +)))
957 957  
958 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
959 -
960 -
961 961  Set STOPBIT
962 962  
963 -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 +)))
964 964  
965 965  
966 -* Downlink Payload:
1061 +* **Downlink Payload:**
967 967  
968 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1063 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
969 969  
970 -Example:
1065 +**Example:**
971 971  
972 972  * A7 01 00 60   same as AT+BAUDR=9600
973 973  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -977,112 +977,105 @@
977 977  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
978 978  
979 979  
980 -==== Control output power duration ====
981 981  
1076 +==== **Control output power duration** ====
1077 +
982 982  User can set the output power duration before each sampling.
983 983  
984 -* AT Command:
1080 +* **AT Command:**
985 985  
986 -Example:
1082 +**Example:**
987 987  
988 -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.
989 989  
990 -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.
991 991  
992 992  
993 -* LoRaWAN Downlink Command:
1089 +* **LoRaWAN Downlink Command:**
994 994  
995 -07 01 aa bb  Same as AT+5VT=(aa bb)
1091 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
996 996  
997 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1093 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
998 998  
999 999  
1096 +== 3.6 Buttons ==
1000 1000  
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
1001 1001  
1002 -1.
1003 -11. Buttons
1102 +== 3.7 +3V3 Output ==
1004 1004  
1005 -|**Button**|**Feature**
1006 -|**RST**|Reboot RS485-BL
1007 -
1008 -1.
1009 -11. +3V3 Output
1010 -
1011 1011  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1012 1012  
1013 1013  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. 
1014 1014  
1015 -
1016 1016  The +3V3 output time can be controlled by AT Command.
1017 1017  
1018 -**AT+3V3T=1000**
1019 1019  
1020 -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**
1021 1021  
1022 1022  
1114 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1115 +
1023 1023  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1024 1024  
1025 1025  
1026 -1.
1027 -11. +5V Output
1119 +== 3.8 +5V Output ==
1028 1028  
1029 1029  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1030 1030  
1031 1031  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. 
1032 1032  
1033 -
1034 1034  The 5V output time can be controlled by AT Command.
1035 1035  
1036 -**AT+5VT=1000**
1037 1037  
1038 -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**
1039 1039  
1040 1040  
1131 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1132 +
1041 1041  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.
1042 1042  
1043 1043  
1136 +== 3.9 LEDs ==
1044 1044  
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.
1045 1045  
1046 -1.
1047 -11. LEDs
1142 +== 3.10 Switch Jumper ==
1048 1048  
1049 -|**LEDs**|**Feature**
1050 -|**LED1**|Blink when device transmit a packet.
1051 -
1052 -1.
1053 -11. Switch Jumper
1054 -
1055 -|**Switch Jumper**|**Feature**
1056 -|**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" %)(((
1057 1057  ISP position: Upgrade firmware via UART
1058 1058  
1059 1059  Flash position: Configure device, check running status.
1060 1060  )))
1061 -|**SW2**|(((
1151 +|(% style="width:124px" %)**SW2**|(% style="width:388px" %)(((
1062 1062  5V position: set to compatible with 5v I/O.
1063 1063  
1064 1064  3.3v position: set to compatible with 3.3v I/O.,
1065 1065  )))
1066 1066  
1067 -+3.3V: is always ON
1157 +**+3.3V**: is always ON
1068 1068  
1069 -+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.
1070 1070  
1071 -1. Case Study
1072 1072  
1073 -User can check this URL for some case studies.
1162 += 4. Case Study =
1074 1074  
1075 -[[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]]
1076 1076  
1077 1077  
1167 += 5. Use AT Command =
1078 1078  
1169 +== 5.1 Access AT Command ==
1079 1079  
1080 -1. Use AT Command
1081 -11. Access AT Command
1082 -
1083 1083  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.
1084 1084  
1085 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1173 +[[image:1654135840598-282.png]]
1086 1086  
1087 1087  
1088 1088  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:
1653274001211-372.png
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