Last modified by Xiaoling on 2025/04/23 15:57

From version 29.6
edited by Xiaoling
on 2022/06/01 18:01
Change comment: There is no comment for this version
To version 33.5
edited by Xiaoling
on 2022/06/02 10:01
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -25,19 +25,19 @@
25 25  )))
26 26  
27 27  (((
28 -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.
29 29  )))
30 30  
31 31  (((
32 -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.
33 33  )))
34 34  
35 35  (((
36 -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.
37 37  )))
38 38  
39 39  (((
40 -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.
41 41  )))
42 42  
43 43  (((
... ... @@ -54,8 +54,11 @@
54 54  
55 55  [[image:1652953304999-717.png||height="424" width="733"]]
56 56  
57 +
58 +
57 57  == 1.2 Specifications ==
58 58  
61 +
59 59  **Hardware System:**
60 60  
61 61  * STM32L072CZT6 MCU
... ... @@ -62,8 +62,6 @@
62 62  * SX1276/78 Wireless Chip 
63 63  * Power Consumption (exclude RS485 device):
64 64  ** Idle: 6uA@3.3v
65 -
66 -*
67 67  ** 20dB Transmit: 130mA@3.3v
68 68  
69 69  **Interface for Model:**
... ... @@ -117,9 +117,12 @@
117 117  
118 118  [[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);"]]
119 119  
121 +
120 120  == 1.6 Hardware Change log ==
121 121  
122 122  (((
125 +
126 +
123 123  v1.4
124 124  )))
125 125  
... ... @@ -143,6 +143,8 @@
143 143  
144 144  (((
145 145  Release version ​​​​​
150 +
151 +
146 146  )))
147 147  
148 148  = 2. Pin mapping and Power ON Device =
... ... @@ -156,6 +156,7 @@
156 156  
157 157  The Left TXD and RXD are TTL interface for external sensor. TTL level is controlled by 3.3/5v Jumper.
158 158  
165 +
159 159  = 3. Operation Mode =
160 160  
161 161  == 3.1 How it works? ==
... ... @@ -162,6 +162,8 @@
162 162  
163 163  (((
164 164  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 +
165 165  )))
166 166  
167 167  == 3.2 Example to join LoRaWAN network ==
... ... @@ -197,8 +197,6 @@
197 197  )))
198 198  
199 199  
200 -
201 -
202 202  [[image:image-20220519174512-1.png]]
203 203  
204 204  [[image:image-20220519174512-2.png||height="328" width="731"]]
... ... @@ -222,6 +222,7 @@
222 222  
223 223  [[image:1652953568895-172.png||height="232" width="724"]]
224 224  
232 +
225 225  == 3.3 Configure Commands to read data ==
226 226  
227 227  (((
... ... @@ -328,8 +328,9 @@
328 328  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
329 329  )))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
330 330  
331 -Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>path:#AT_CFGDEV]].
339 +Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]].
332 332  
341 +
333 333  === 3.3.3 Configure read commands for each sampling ===
334 334  
335 335  (((
... ... @@ -427,7 +427,7 @@
427 427  
428 428  **Examples:**
429 429  
430 -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
431 431  
432 432  If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
433 433  
... ... @@ -435,7 +435,7 @@
435 435  
436 436  [[image:1653271044481-711.png]]
437 437  
438 -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
439 439  
440 440  If we set AT+SEARCH1=2, 1E 56 34+31 00 49
441 441  
... ... @@ -454,16 +454,18 @@
454 454  * **c: define the position for valid value.  **
455 455  )))
456 456  
457 -Examples:
466 +**Examples:**
458 458  
459 459  * Grab bytes:
460 460  
461 461  [[image:1653271581490-837.png||height="313" width="722"]]
462 462  
472 +
463 463  * Grab a section.
464 464  
465 465  [[image:1653271648378-342.png||height="326" width="720"]]
466 466  
477 +
467 467  * Grab different sections.
468 468  
469 469  [[image:1653271657255-576.png||height="305" width="730"]]
... ... @@ -506,6 +506,7 @@
506 506  
507 507  [[image:1653271763403-806.png]]
508 508  
520 +
509 509  === 3.3.4 Compose the uplink payload ===
510 510  
511 511  (((
... ... @@ -513,7 +513,7 @@
513 513  )))
514 514  
515 515  (((
516 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
528 +(% style="color:#037691" %)**Examples: AT+DATAUP=0**
517 517  )))
518 518  
519 519  (((
... ... @@ -525,7 +525,7 @@
525 525  )))
526 526  
527 527  (((
528 -(% 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**
529 529  )))
530 530  
531 531  (((
... ... @@ -534,8 +534,12 @@
534 534  
535 535  [[image:1653272787040-634.png||height="515" width="719"]]
536 536  
549 +
550 +
537 537  (((
538 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
552 +(% style="color:#037691" %)**Examples: AT+DATAUP=1**
553 +
554 +
539 539  )))
540 540  
541 541  (((
... ... @@ -547,7 +547,7 @@
547 547  )))
548 548  
549 549  (((
550 -(% style="color:#4f81bd" %)Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA
566 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
551 551  )))
552 552  
553 553  1. (((
... ... @@ -570,6 +570,7 @@
570 570  
571 571  So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
572 572  
589 +
573 573  DATA1=RETURN1 Valid Value = (% style="background-color:#4f81bd; color:white" %) 20 20 0a 33 90 41
574 574  
575 575  DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10= (% style="background-color:#4f81bd; color:white" %)02 aa 05 81 0a 20
... ... @@ -576,10 +576,12 @@
576 576  
577 577  DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 =(% style="background-color:#4f81bd; color:white" %) 20 20 20 2d 30
578 578  
596 +
579 579  Below are the uplink payloads:
580 580  
581 581  [[image:1653272901032-107.png]]
582 582  
601 +
583 583  (% style="color:red" %)Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:
584 584  
585 585   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
... ... @@ -590,6 +590,8 @@
590 590  
591 591   ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
592 592  
612 +
613 +
593 593  === 3.3.5 Uplink on demand ===
594 594  
595 595  (((
... ... @@ -606,6 +606,8 @@
606 606  
607 607  (((
608 608  **0xA8 command**: Send a command to RS485-BL and uplink the output from sensors.
630 +
631 +
609 609  )))
610 610  
611 611  === 3.3.6 Uplink on Interrupt ===
... ... @@ -614,6 +614,7 @@
614 614  
615 615  [[image:1653273818896-432.png]]
616 616  
640 +
617 617  (((
618 618  AT+INTMOD=0  Disable Interrupt
619 619  )))
... ... @@ -628,6 +628,8 @@
628 628  
629 629  (((
630 630  AT+INTMOD=3  Interrupt trigger by rising edge.
655 +
656 +
631 631  )))
632 632  
633 633  == 3.4 Uplink Payload ==
... ... @@ -655,47 +655,49 @@
655 655  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
656 656  
657 657  (((
658 -function Decoder(bytes, port) {
684 +{{{function Decoder(bytes, port) {}}}
659 659  )))
660 660  
661 661  (((
662 -~/~/Payload Formats of RS485-BL Deceive
688 +{{{//Payload Formats of RS485-BL Deceive}}}
663 663  )))
664 664  
665 665  (((
666 -return {
692 +{{{return {}}}
667 667  )))
668 668  
669 669  (((
670 - ~/~/Battery,units:V
696 +{{{ //Battery,units:V}}}
671 671  )))
672 672  
673 673  (((
674 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
700 +{{{ BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,}}}
675 675  )))
676 676  
677 677  (((
678 - ~/~/GPIO_EXTI 
704 +{{{ //GPIO_EXTI }}}
679 679  )))
680 680  
681 681  (((
682 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
708 +{{{ EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",}}}
683 683  )))
684 684  
685 685  (((
686 - ~/~/payload of version
712 +{{{ //payload of version}}}
687 687  )))
688 688  
689 689  (((
690 - Pay_ver:bytes[2],
716 +{{{ Pay_ver:bytes[2],}}}
691 691  )))
692 692  
693 693  (((
694 - };
720 +{{{ }; }}}
695 695  )))
696 696  
697 697  (((
698 - }
724 +}
725 +
726 +
699 699  )))
700 700  
701 701  (((
... ... @@ -704,58 +704,65 @@
704 704  
705 705  [[image:1653274001211-372.png||height="192" width="732"]]
706 706  
735 +
707 707  == 3.5 Configure RS485-BL via AT or Downlink ==
708 708  
709 -User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
738 +User can configure RS485-BL via AT Commands or LoRaWAN Downlink Commands
710 710  
711 711  There are two kinds of Commands:
712 712  
713 -* **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]]
714 714  
715 -* **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:
716 716  
717 -1.
718 -11.
719 -111. Common Commands:
746 +=== 3.5.1 Common Commands: ===
720 720  
721 -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]]
722 722  
723 723  
724 -1.
725 -11.
726 -111. Sensor related commands:
751 +=== 3.5.2 Sensor related commands: ===
727 727  
728 -==== Choose Device Type (RS485 or TTL) ====
753 +==== ====
729 729  
755 +==== **Choose Device Type (RS485 or TTL)** ====
756 +
730 730  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
731 731  
732 -* AT Command
759 +* **AT Command**
733 733  
761 +(% class="box infomessage" %)
762 +(((
734 734  **AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
764 +)))
735 735  
766 +(% class="box infomessage" %)
767 +(((
736 736  **AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
769 +)))
737 737  
738 738  
739 -* Downlink Payload
772 +* **Downlink Payload**
740 740  
741 -**0A aa**     à same as AT+MOD=aa
774 +**0A aa**  ~-~->  same as AT+MOD=aa
742 742  
743 743  
744 744  
745 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
778 +==== **RS485 Debug Command (AT+CFGDEV)** ====
746 746  
747 747  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
748 748  
749 -* AT Command
782 +* **AT Command**
750 750  
751 -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 +)))
752 752  
753 753  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
754 754  
755 755  
792 +* **Downlink Payload**
756 756  
757 -* Downlink Payload
758 -
759 759  Format: A8 MM NN XX XX XX XX YY
760 760  
761 761  Where:
... ... @@ -769,15 +769,15 @@
769 769  
770 770  To connect a Modbus Alarm with below commands.
771 771  
772 -* 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.
773 773  
774 -* 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.
775 775  
776 776  So if user want to use downlink command to control to RS485 Alarm, he can use:
777 777  
778 -**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
779 779  
780 -**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
781 781  
782 782  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.
783 783  
... ... @@ -786,48 +786,60 @@
786 786  
787 787  Check TTL Sensor return:
788 788  
789 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
824 +[[image:1654132684752-193.png]]
790 790  
791 791  
792 792  
828 +==== **Set Payload version** ====
793 793  
794 -==== Set Payload version ====
795 -
796 796  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.
797 797  
798 -* AT Command:
832 +* **AT Command:**
799 799  
800 -AT+PAYVER: Set PAYVER field = 1
834 +(% class="box infomessage" %)
835 +(((
836 +**AT+PAYVER: Set PAYVER field = 1**
837 +)))
801 801  
802 802  
803 -* Downlink Payload:
840 +* **Downlink Payload:**
804 804  
805 -0xAE 01   à Set PAYVER field =  0x01
842 +**0xAE 01**  ~-~-> Set PAYVER field =  0x01
806 806  
807 -0xAE 0F   à Set PAYVER field =  0x0F
844 +**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
808 808  
809 809  
810 -==== Set RS485 Sampling Commands ====
811 811  
848 +==== **Set RS485 Sampling Commands** ====
849 +
812 812  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
813 813  
814 -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"]].
815 815  
816 816  
817 -* AT Command:
855 +* **AT Command:**
818 818  
819 -AT+COMMANDx: Configure RS485 read command to sensor.
857 +(% class="box infomessage" %)
858 +(((
859 +**AT+COMMANDx: Configure RS485 read command to sensor.**
860 +)))
820 820  
821 -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 +)))
822 822  
823 -AT+SEARCHx: Configure search command
867 +(% class="box infomessage" %)
868 +(((
869 +**AT+SEARCHx: Configure search command**
870 +)))
824 824  
825 825  
826 -* Downlink Payload:
873 +* **Downlink Payload:**
827 827  
828 -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.
829 829  
830 -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.
831 831  
832 832  Format: AF MM NN LL XX XX XX XX YY
833 833  
... ... @@ -834,23 +834,23 @@
834 834  Where:
835 835  
836 836  * MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
837 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
838 -* 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
839 839  * XX XX XX XX: AT+COMMAND or AT+DATACUT command
840 -* 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.
841 841  
842 -Example:
889 +**Example:**
843 843  
844 -**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
845 845  
846 -**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**
847 847  
848 -**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**
849 849  
850 850  
851 -0xAB downlink command can be used for set AT+SEARCHx
898 +**0xAB** downlink command can be used for set AT+SEARCHx
852 852  
853 -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
854 854  
855 855  * AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
856 856  * 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
... ... @@ -858,145 +858,164 @@
858 858  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
859 859  
860 860  
861 -==== Fast command to handle MODBUS device ====
862 862  
909 +==== **Fast command to handle MODBUS device** ====
910 +
863 863  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]].
864 864  
865 865  This command is valid since v1.3 firmware version
866 866  
867 867  
868 -AT+MBFUN has only two value:
916 +**AT+MBFUN has only two value:**
869 869  
870 -* 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
871 871  
872 872  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.
873 873  
874 -* AT+MBFUN=0: Disable Modbus fast reading.
922 +* **AT+MBFUN=0**: Disable Modbus fast reading.
875 875  
876 -Example:
924 +**Example:**
877 877  
878 878  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
879 879  * 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.
880 880  * 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.
881 881  
882 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
930 +[[image:1654133913295-597.png]]
883 883  
884 884  
885 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
933 +[[image:1654133954153-643.png]]
886 886  
887 887  
888 -* Downlink Commands:
936 +* **Downlink Commands:**
889 889  
890 -A9 aa -à Same as AT+MBFUN=aa
938 +**A9 aa** ~-~-> Same as AT+MBFUN=aa
891 891  
892 892  
893 -==== RS485 command timeout ====
894 894  
942 +==== **RS485 command timeout** ====
943 +
895 895  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.
896 896  
897 897  Default value: 0, range:  0 ~~ 5 seconds
898 898  
899 899  
900 -* AT Command:
949 +* **AT Command:**
901 901  
902 -AT+CMDDLaa=hex(bb cc)
951 +(% class="box infomessage" %)
952 +(((
953 +**AT+CMDDLaa=hex(bb cc)**
954 +)))
903 903  
904 -Example:
956 +**Example:**
905 905  
906 906  **AT+CMDDL1=1000** to send the open time to 1000ms
907 907  
908 908  
909 -* Downlink Payload:
961 +* **Downlink Payload:**
910 910  
911 911  0x AA aa bb cc
912 912  
913 913  Same as: AT+CMDDLaa=hex(bb cc)
914 914  
915 - Example:
967 + **Example:**
916 916  
917 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
969 + **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
918 918  
919 919  
920 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
921 921  
973 +==== **Uplink payload mode** ====
974 +
922 922  Define to use one uplink or multiple uplinks for the sampling.
923 923  
924 -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"]]
925 925  
926 -* AT Command:
979 +* **AT Command:**
927 927  
928 -AT+DATAUP=0
981 +(% class="box infomessage" %)
982 +(((
983 +**AT+DATAUP=0**
984 +)))
929 929  
930 -AT+DATAUP=1
986 +(% class="box infomessage" %)
987 +(((
988 +**AT+DATAUP=1**
989 +)))
931 931  
932 932  
933 -* Downlink Payload:
992 +* **Downlink Payload:**
934 934  
935 -0xAD 00   à Same as AT+DATAUP=0
994 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
936 936  
937 -0xAD 01   à Same as AT+DATAUP=1
996 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
938 938  
939 939  
940 -==== Manually trigger an Uplink ====
941 941  
1000 +==== **Manually trigger an Uplink** ====
1001 +
942 942  Ask device to send an uplink immediately.
943 943  
944 -* Downlink Payload:
1004 +* **Downlink Payload:**
945 945  
946 -0x08 FF, RS485-BL will immediately send an uplink.
1006 +**0x08 FF**, RS485-BL will immediately send an uplink.
947 947  
948 948  
949 -==== Clear RS485 Command ====
950 950  
1010 +==== **Clear RS485 Command** ====
1011 +
951 951  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
952 952  
953 953  
954 -* AT Command:
1015 +* **AT Command:**
955 955  
956 -**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
957 957  
958 -Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
959 -
960 960  Example screen shot after clear all RS485 commands. 
961 961  
962 962  
963 -
964 964  The uplink screen shot is:
965 965  
966 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1024 +[[image:1654134704555-320.png]]
967 967  
968 968  
969 -* Downlink Payload:
1027 +* **Downlink Payload:**
970 970  
971 -0x09 aa bb same as AT+CMDEAR=aa,bb
1029 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
972 972  
973 973  
974 -==== Set Serial Communication Parameters ====
975 975  
1033 +==== **Set Serial Communication Parameters** ====
1034 +
976 976  Set the Rs485 serial communication parameters:
977 977  
978 -* AT Command:
1037 +* **AT Command:**
979 979  
980 980  Set Baud Rate:
981 981  
982 -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 +)))
983 983  
1046 +Set UART Parity
984 984  
985 -Set UART parity
1048 +(% class="box infomessage" %)
1049 +(((
1050 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1051 +)))
986 986  
987 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
988 -
989 -
990 990  Set STOPBIT
991 991  
992 -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 +)))
993 993  
994 994  
995 -* Downlink Payload:
1061 +* **Downlink Payload:**
996 996  
997 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1063 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
998 998  
999 -Example:
1065 +**Example:**
1000 1000  
1001 1001  * A7 01 00 60   same as AT+BAUDR=9600
1002 1002  * A7 01 04 80  same as AT+BAUDR=115200
... ... @@ -1006,54 +1006,52 @@
1006 1006  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1007 1007  
1008 1008  
1009 -==== Control output power duration ====
1010 1010  
1076 +==== **Control output power duration** ====
1077 +
1011 1011  User can set the output power duration before each sampling.
1012 1012  
1013 -* AT Command:
1080 +* **AT Command:**
1014 1014  
1015 -Example:
1082 +**Example:**
1016 1016  
1017 -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.
1018 1018  
1019 -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.
1020 1020  
1021 1021  
1022 -* LoRaWAN Downlink Command:
1089 +* **LoRaWAN Downlink Command:**
1023 1023  
1024 -07 01 aa bb  Same as AT+5VT=(aa bb)
1091 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
1025 1025  
1026 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1093 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
1027 1027  
1028 1028  
1096 +== 3.6 Buttons ==
1029 1029  
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
1030 1030  
1031 -1.
1032 -11. Buttons
1033 1033  
1034 -|**Button**|**Feature**
1035 -|**RST**|Reboot RS485-BL
1103 +== 3.7 +3V3 Output ==
1036 1036  
1037 -1.
1038 -11. +3V3 Output
1039 -
1040 1040  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1041 1041  
1042 1042  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. 
1043 1043  
1044 -
1045 1045  The +3V3 output time can be controlled by AT Command.
1046 1046  
1047 -**AT+3V3T=1000**
1048 1048  
1049 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1112 +(% style="color:#037691" %)**AT+3V3T=1000**
1050 1050  
1051 1051  
1115 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1116 +
1052 1052  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1053 1053  
1054 1054  
1055 -1.
1056 -11. +5V Output
1120 +== 3.8 +5V Output ==
1057 1057  
1058 1058  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1059 1059  
... ... @@ -1062,7 +1062,7 @@
1062 1062  
1063 1063  The 5V output time can be controlled by AT Command.
1064 1064  
1065 -**AT+5VT=1000**
1129 +(% style="color:#037691" %)**AT+5VT=1000**
1066 1066  
1067 1067  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1068 1068  
... ... @@ -1071,15 +1071,12 @@
1071 1071  
1072 1072  
1073 1073  
1138 +== 3.9 LEDs ==
1074 1074  
1075 -1.
1076 -11. LEDs
1077 -
1078 1078  |**LEDs**|**Feature**
1079 1079  |**LED1**|Blink when device transmit a packet.
1080 1080  
1081 -1.
1082 -11. Switch Jumper
1143 +== 3.10 Switch Jumper ==
1083 1083  
1084 1084  |**Switch Jumper**|**Feature**
1085 1085  |**SW1**|(((
... ... @@ -1124,7 +1124,7 @@
1124 1124  
1125 1125  
1126 1126  
1127 -1.
1188 +1.
1128 1128  11. Common AT Command Sequence
1129 1129  111. Multi-channel ABP mode (Use with SX1301/LG308)
1130 1130  
... ... @@ -1143,8 +1143,8 @@
1143 1143  
1144 1144  ATZ
1145 1145  
1146 -1.
1147 -11.
1207 +1.
1208 +11.
1148 1148  111. Single-channel ABP mode (Use with LG01/LG02)
1149 1149  
1150 1150  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1219,7 +1219,7 @@
1219 1219  [[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]]
1220 1220  
1221 1221  
1222 -1.
1283 +1.
1223 1223  11. How to change the LoRa Frequency Bands/Region?
1224 1224  
1225 1225  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1226,7 +1226,7 @@
1226 1226  
1227 1227  
1228 1228  
1229 -1.
1290 +1.
1230 1230  11. How many RS485-Slave can RS485-BL connects?
1231 1231  
1232 1232  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]].
... ... @@ -1243,7 +1243,7 @@
1243 1243  
1244 1244  
1245 1245  
1246 -1.
1307 +1.
1247 1247  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1248 1248  
1249 1249  It might about the channels mapping. Please see for detail.
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