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Last modified by Xiaoling on 2025/04/23 15:57
From version 40.51
edited by Xiaoling
on 2022/06/06 10:50
Change comment: There is no comment for this version
To version 42.2
edited by Xiaoling
on 2022/06/06 12:01
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -283,28 +283,28 @@
283 283  )))
284 284  
285 285  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
286 -|=(% style="width: 120px;" %)(((
286 +|=(% style="width: 80px;" %)(((
287 287  (((
288 288  **AT Commands**
289 289  )))
290 -)))|=(% style="width: 190px;" %)(((
290 +)))|=(% style="width: 210px;" %)(((
291 291  (((
292 292  **Description**
293 293  )))
294 -)))|=(% style="width: 190px;" %)(((
294 +)))|=(% style="width: 2100px;" %)(((
295 295  (((
296 296  **Example**
297 297  )))
298 298  )))
299 -|(% style="width:120px" %)(((
299 +|(% style="width:80px" %)(((
300 300  (((
301 301  AT+BAUDR
302 302  )))
303 -)))|(% style="width:190px" %)(((
303 +)))|(% style="width:210px" %)(((
304 304  (((
305 305  Set the baud rate (for RS485 connection). Default Value is: 9600.
306 306  )))
307 -)))|(% style="width:190px" %)(((
307 +)))|(% style="width:210px" %)(((
308 308  (((
309 309  (((
310 310  AT+BAUDR=9600
... ... @@ -317,11 +317,11 @@
317 317  )))
318 318  )))
319 319  )))
320 -|(% style="width:120px" %)(((
320 +|(% style="width:80px" %)(((
321 321  (((
322 322  AT+PARITY
323 323  )))
324 -)))|(% style="width:190px" %)(((
324 +)))|(% style="width:210px" %)(((
325 325  (((
326 326  (((
327 327  Set UART parity (for RS485 connection)
... ... @@ -333,7 +333,7 @@
333 333  Default Value is: no parity.
334 334  )))
335 335  )))
336 -)))|(% style="width:190px" %)(((
336 +)))|(% style="width:210px" %)(((
337 337  (((
338 338  (((
339 339  AT+PARITY=0
... ... @@ -346,11 +346,11 @@
346 346  )))
347 347  )))
348 348  )))
349 -|(% style="width:120px" %)(((
349 +|(% style="width:80px" %)(((
350 350  (((
351 351  AT+STOPBIT
352 352  )))
353 -)))|(% style="width:190px" %)(((
353 +)))|(% style="width:210px" %)(((
354 354  (((
355 355  (((
356 356  Set serial stopbit (for RS485 connection)
... ... @@ -362,7 +362,7 @@
362 362  Default Value is: 1bit.
363 363  )))
364 364  )))
365 -)))|(% style="width:190px" %)(((
365 +)))|(% style="width:210px" %)(((
366 366  (((
367 367  (((
368 368  AT+STOPBIT=0 for 1bit
... ... @@ -382,6 +382,7 @@
382 382  )))
383 383  )))
384 384  
385 +
385 385  === 3.3.2 Configure sensors ===
386 386  
387 387  (((
... ... @@ -393,18 +393,19 @@
393 393  )))
394 394  
395 395  (% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
396 -|=(% style="width: 120px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
397 -|AT+CFGDEV|(% style="width:120px" %)(((
397 +|=(% style="width: 80px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 210px;" %)**Example**
398 +|AT+CFGDEV|(% style="width:80px" %)(((
398 398  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
399 399  
400 400  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
401 401  
402 402  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
403 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
404 +)))|(% style="width:210px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
404 404  
405 405  Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>||anchor="HRS485DebugCommand28AT2BCFGDEV29"]].
406 406  
407 407  
409 +
408 408  === 3.3.3 Configure read commands for each sampling ===
409 409  
410 410  (((
... ... @@ -471,117 +471,213 @@
471 471  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
472 472  )))
473 473  
476 +(((
474 474  **Examples:**
478 +)))
475 475  
480 +(((
476 476  Below are examples for the how above AT Commands works.
482 +)))
477 477  
484 +(((
478 478  **AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
486 +)))
479 479  
480 480  (% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %)
481 481  |(% style="width:498px" %)(((
490 +(((
482 482  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
492 +)))
483 483  
494 +(((
484 484  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
496 +)))
485 485  
498 +(((
486 486  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
487 487  )))
501 +)))
488 488  
503 +(((
489 489  For example, if we have a RS485 sensor. The command to get sensor value is: 01 03 0B B8 00 02 46 0A. Where 01 03 0B B8 00 02 is the Modbus command to read the register 0B B8 where stored the sensor value. The 46 0A is the CRC-16/MODBUS which calculate manually.
505 +)))
490 490  
507 +(((
491 491  In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
509 +)))
492 492  
511 +(((
512 +
513 +)))
514 +
515 +(((
493 493  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
517 +)))
494 494  
495 495  (% border="1" class="table-bordered" style="background-color:#4f81bd; color:white; width:500px" %)
496 496  |(% style="width:577px" %)(((
521 +(((
497 497  **AT+SEARCHx=aa,xx xx xx xx xx**
523 +)))
498 498  
499 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode**
500 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
525 +* (((
526 +**aa: 1: prefix match mode; 2: prefix and suffix match mode**
501 501  )))
528 +* (((
529 +**xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
530 +)))
531 +)))
502 502  
533 +(((
503 503  **Examples:**
535 +)))
504 504  
537 +(((
505 505  1）For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
539 +)))
506 506  
541 +(((
507 507  If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
543 +)))
508 508  
545 +(((
509 509  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**
547 +)))
510 510  
549 +(((
511 511  [[image:1653271044481-711.png]]
551 +)))
512 512  
553 +(((
513 513  2）For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
555 +)))
514 514  
557 +(((
515 515  If we set AT+SEARCH1=2, 1E 56 34+31 00 49
559 +)))
516 516  
561 +(((
517 517  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**
563 +)))
518 518  
565 +(((
519 519  [[image:1653271276735-972.png]]
567 +)))
520 520  
569 +(((
521 521  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
571 +)))
522 522  
523 523  (% style="background-color:#4f81bd; color:white; width:510px" %)
524 524  |(% style="width:726px" %)(((
575 +(((
525 525  **AT+DATACUTx=a,b,c**
577 +)))
526 526  
527 -* **a: length for the return of AT+COMMAND**
528 -* **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.**
529 -* **c: define the position for valid value.  **
579 +* (((
580 +**a: length for the return of AT+COMMAND**
530 530  )))
582 +* (((
583 +**b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.**
584 +)))
585 +* (((
586 +**c: define the position for valid value.  **
587 +)))
588 +)))
531 531  
590 +(((
532 532  **Examples:**
592 +)))
533 533  
534 -* Grab bytes:
594 +* (((
595 +Grab bytes:
596 +)))
535 535  
598 +(((
536 536  [[image:1653271581490-837.png||height="313" width="722"]]
600 +)))
537 537  
602 +(((
603 +
604 +)))
538 538  
539 -* Grab a section.
606 +* (((
607 +Grab a section.
608 +)))
540 540  
610 +(((
541 541  [[image:1653271648378-342.png||height="326" width="720"]]
612 +)))
542 542  
614 +(((
615 +
616 +)))
543 543  
544 -* Grab different sections.
618 +* (((
619 +Grab different sections.
620 +)))
545 545  
622 +(((
546 546  [[image:1653271657255-576.png||height="305" width="730"]]
624 +)))
547 547  
548 548  (((
627 +(((
549 549  (% style="color:red" %)**Note:**
550 550  )))
630 +)))
551 551  
552 552  (((
633 +(((
553 553  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.
554 554  )))
636 +)))
555 555  
556 556  (((
639 +(((
557 557  **Example:**
558 558  )))
642 +)))
559 559  
560 560  (((
645 +(((
561 561  (% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
562 562  )))
648 +)))
563 563  
564 564  (((
651 +(((
565 565  (% style="color:red" %)AT+SEARCH1=1,1E 56 34
566 566  )))
654 +)))
567 567  
568 568  (((
657 +(((
569 569  (% style="color:red" %)AT+DATACUT1=0,2,1~~5
570 570  )))
660 +)))
571 571  
572 572  (((
663 +(((
573 573  (% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
574 574  )))
666 +)))
575 575  
576 576  (((
669 +(((
577 577  (% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
578 578  )))
672 +)))
579 579  
580 580  (((
675 +(((
581 581  (% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
582 582  )))
678 +)))
583 583  
680 +(((
584 584  [[image:1653271763403-806.png]]
682 +)))
585 585  
586 586  
587 587  === 3.3.4 Compose the uplink payload ===
... ... @@ -728,26 +728,8 @@
728 728  
729 729  == 3.4 Uplink Payload ==
730 730  
731 -(% border="1" style="background-color:#4f81bd; color:white; width:850px" %)
732 -|**Size(bytes)**|(% style="width:130px" %)**2**|(% style="width:93px" %)**1**|(% style="width:509px" %)**Length depends on the return from the commands**
733 -|Value|(% style="width:130px" %)(((
734 -(((
735 -Battery(mV)
736 -)))
829 +[[image:image-20220606105412-1.png]]
737 737  
738 -(((
739 -&
740 -)))
741 -
742 -(((
743 -Interrupt _Flag
744 -)))
745 -)))|(% style="width:93px" %)(((
746 -PAYLOAD_VER
747 -
748 -
749 -)))|(% 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.
750 -
751 751  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
752 752  
753 753  (((
... ... @@ -791,7 +791,7 @@
791 791  )))
792 792  
793 793  (((
794 -**}**
874 +}
795 795  
796 796  
797 797  )))
... ... @@ -805,14 +805,23 @@
805 805  
806 806  == 3.5 Configure RS485-BL via AT or Downlink ==
807 807  
888 +(((
808 808  User can configure RS485-BL via AT Commands or LoRaWAN Downlink Commands
890 +)))
809 809  
892 +(((
810 810  There are two kinds of Commands:
894 +)))
811 811  
812 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
896 +* (((
897 +(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
898 +)))
813 813  
814 -* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
900 +* (((
901 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL.  User can see these commands below:
902 +)))
815 815  
904 +
816 816  === 3.5.1 Common Commands: ===
817 817  
818 818  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]]
... ... @@ -821,6 +821,7 @@
821 821  === 3.5.2 Sensor related commands: ===
822 822  
823 823  
913 +
824 824  ==== **Choose Device Type (RS485 or TTL)** ====
825 825  
826 826  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
... ... @@ -844,57 +844,109 @@
844 844  
845 845  
846 846  
937 +
847 847  ==== **RS485 Debug Command (AT+CFGDEV)** ====
848 848  
940 +(((
849 849  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
942 +)))
850 850  
851 -* **AT Command**
944 +* (((
945 +**AT Command**
946 +)))
852 852  
853 853  (% class="box infomessage" %)
854 854  (((
950 +(((
855 855  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
856 856  )))
953 +)))
857 857  
955 +(((
858 858  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
957 +)))
859 859  
959 +(((
960 +
961 +)))
860 860  
861 -* **Downlink Payload**
963 +* (((
964 +**Downlink Payload**
965 +)))
862 862  
967 +(((
863 863  Format: A8 MM NN XX XX XX XX YY
969 +)))
864 864  
971 +(((
865 865  Where:
973 +)))
866 866  
867 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
868 -* NN: The length of RS485 command
869 -* XX XX XX XX: RS485 command total NN bytes
870 -* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
975 +* (((
976 +MM: 1: add CRC-16/MODBUS ; 0: no CRC
977 +)))
978 +* (((
979 +NN: The length of RS485 command
980 +)))
981 +* (((
982 +XX XX XX XX: RS485 command total NN bytes
983 +)))
984 +* (((
985 +YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
986 +)))
871 871  
988 +(((
872 872  **Example 1:**
990 +)))
873 873  
992 +(((
874 874  To connect a Modbus Alarm with below commands.
994 +)))
875 875  
876 -* 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.
996 +* (((
997 +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.
998 +)))
877 877  
878 -* 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.
1000 +* (((
1001 +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.
1002 +)))
879 879  
1004 +(((
880 880  So if user want to use downlink command to control to RS485 Alarm, he can use:
1006 +)))
881 881  
1008 +(((
882 882  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
1010 +)))
883 883  
1012 +(((
884 884  (% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
1014 +)))
885 885  
1016 +(((
886 886  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.
1018 +)))
887 887  
1020 +(((
1021 +
1022 +)))
888 888  
1024 +(((
889 889  **Example 2:**
1026 +)))
890 890  
1028 +(((
891 891  Check TTL Sensor return:
1030 +)))
892 892  
1032 +(((
893 893  [[image:1654132684752-193.png]]
1034 +)))
894 894  
895 895  
896 896  
897 897  
1039 +
898 898  ==== **Set Payload version** ====
899 899  
900 900  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.
... ... @@ -915,87 +915,171 @@
915 915  
916 916  
917 917  
1060 +
918 918  ==== **Set RS485 Sampling Commands** ====
919 919  
1063 +(((
920 920  AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
1065 +)))
921 921  
1067 +(((
922 922  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"]].
1069 +)))
923 923  
1071 +(((
1072 +
1073 +)))
924 924  
925 -* **AT Command:**
1075 +* (((
1076 +**AT Command:**
1077 +)))
926 926  
927 927  (% class="box infomessage" %)
928 928  (((
1081 +(((
929 929  **AT+COMMANDx: Configure RS485 read command to sensor.**
930 930  )))
1084 +)))
931 931  
932 932  (% class="box infomessage" %)
933 933  (((
1088 +(((
934 934  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
935 935  )))
1091 +)))
936 936  
937 937  (% class="box infomessage" %)
938 938  (((
1095 +(((
939 939  **AT+SEARCHx: Configure search command**
940 940  )))
1098 +)))
941 941  
1100 +(((
1101 +
1102 +)))
942 942  
943 -* **Downlink Payload:**
1104 +* (((
1105 +**Downlink Payload:**
1106 +)))
944 944  
1108 +(((
945 945  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
1110 +)))
946 946  
1112 +(((
947 947  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
1114 +)))
948 948  
1116 +(((
949 949  Format: AF MM NN LL XX XX XX XX YY
1118 +)))
950 950  
1120 +(((
951 951  Where:
1122 +)))
952 952  
953 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
954 -* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
955 -* LL:  The length of AT+COMMAND or AT+DATACUT command
956 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
957 -* 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.
1124 +* (((
1125 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
1126 +)))
1127 +* (((
1128 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
1129 +)))
1130 +* (((
1131 +LL:  The length of AT+COMMAND or AT+DATACUT command
1132 +)))
1133 +* (((
1134 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
1135 +)))
1136 +* (((
1137 +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.
1138 +)))
958 958  
1140 +(((
959 959  **Example:**
1142 +)))
960 960  
1144 +(((
961 961  (% 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
1146 +)))
962 962  
1148 +(((
963 963  (% 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**
1150 +)))
964 964  
1152 +(((
965 965  (% 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**
1154 +)))
966 966  
1156 +(((
1157 +
1158 +)))
967 967  
1160 +(((
968 968  **0xAB** downlink command can be used for set AT+SEARCHx
1162 +)))
969 969  
1164 +(((
970 970  **Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
1166 +)))
971 971  
972 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
973 -* 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
1168 +* (((
1169 +AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
1170 +)))
1171 +* (((
1172 +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
1173 +)))
974 974  
1175 +(((
975 975  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
1177 +)))
976 976  
977 977  
978 978  
1181 +
979 979  ==== **Fast command to handle MODBUS device** ====
980 980  
1184 +(((
981 981  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]].
1186 +)))
982 982  
1188 +(((
983 983  This command is valid since v1.3 firmware version
1190 +)))
984 984  
1192 +(((
1193 +
1194 +)))
985 985  
1196 +(((
986 986  **AT+MBFUN has only two value:**
1198 +)))
987 987  
988 -* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1200 +* (((
1201 +**AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
1202 +)))
989 989  
1204 +(((
990 990  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.
1206 +)))
991 991  
992 -* **AT+MBFUN=0**: Disable Modbus fast reading.
1208 +* (((
1209 +**AT+MBFUN=0**: Disable Modbus fast reading.
1210 +)))
993 993  
1212 +(((
994 994  **Example:**
1214 +)))
995 995  
996 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
997 -* 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.
998 -* 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.
1216 +* (((
1217 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
1218 +)))
1219 +* (((
1220 +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.
1221 +)))
1222 +* (((
1223 +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.
1224 +)))
999 999  
1000 1000  [[image:1654133913295-597.png]]
1001 1001  
... ... @@ -1003,67 +1003,120 @@
1003 1003  [[image:1654133954153-643.png]]
1004 1004  
1005 1005  
1006 -* **Downlink Commands:**
1232 +* (((
1233 +**Downlink Commands:**
1234 +)))
1007 1007  
1236 +(((
1008 1008  **A9 aa** ~-~-> Same as AT+MBFUN=aa
1238 +)))
1009 1009  
1010 1010  
1011 1011  
1242 +
1012 1012  ==== **RS485 command timeout** ====
1013 1013  
1245 +(((
1014 1014  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.
1247 +)))
1015 1015  
1249 +(((
1016 1016  Default value: 0, range:  0 ~~ 5 seconds
1251 +)))
1017 1017  
1253 +(((
1254 +
1255 +)))
1018 1018  
1019 -* **AT Command:**
1257 +* (((
1258 +**AT Command:**
1259 +)))
1020 1020  
1021 1021  (% class="box infomessage" %)
1022 1022  (((
1263 +(((
1023 1023  **AT+CMDDLaa=hex(bb cc)**
1024 1024  )))
1266 +)))
1025 1025  
1268 +(((
1026 1026  **Example:**
1270 +)))
1027 1027  
1272 +(((
1028 1028  **AT+CMDDL1=1000** to send the open time to 1000ms
1274 +)))
1029 1029  
1276 +(((
1277 +
1278 +)))
1030 1030  
1031 -* **Downlink Payload:**
1280 +* (((
1281 +**Downlink Payload:**
1282 +)))
1032 1032  
1284 +(((
1033 1033  0x AA aa bb cc
1286 +)))
1034 1034  
1288 +(((
1035 1035  Same as: AT+CMDDLaa=hex(bb cc)
1290 +)))
1036 1036  
1292 +(((
1037 1037   **Example:**
1294 +)))
1038 1038  
1296 +(((
1039 1039   **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
1298 +)))
1040 1040  
1041 1041  
1042 1042  
1302 +
1043 1043  ==== **Uplink payload mode** ====
1044 1044  
1305 +(((
1045 1045  Define to use one uplink or multiple uplinks for the sampling.
1307 +)))
1046 1046  
1309 +(((
1047 1047  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
1311 +)))
1048 1048  
1049 -* **AT Command:**
1313 +* (((
1314 +**AT Command:**
1315 +)))
1050 1050  
1051 1051  (% class="box infomessage" %)
1052 1052  (((
1319 +(((
1053 1053  **AT+DATAUP=0**
1054 1054  )))
1322 +)))
1055 1055  
1056 1056  (% class="box infomessage" %)
1057 1057  (((
1326 +(((
1058 1058  **AT+DATAUP=1**
1059 1059  )))
1329 +)))
1060 1060  
1331 +(((
1332 +
1333 +)))
1061 1061  
1062 -* **Downlink Payload:**
1335 +* (((
1336 +**Downlink Payload:**
1337 +)))
1063 1063  
1339 +(((
1064 1064  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
1341 +)))
1065 1065  
1343 +(((
1066 1066  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
1345 +)))
1067 1067  
1068 1068  
1069 1069  
... ... @@ -1081,131 +1081,248 @@
1081 1081  
1082 1082  ==== **Clear RS485 Command** ====
1083 1083  
1363 +(((
1084 1084  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1365 +)))
1085 1085  
1367 +(((
1368 +
1369 +)))
1086 1086  
1087 -* **AT Command:**
1371 +* (((
1372 +**AT Command:**
1373 +)))
1088 1088  
1375 +(((
1089 1089  (% 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
1377 +)))
1090 1090  
1379 +(((
1091 1091  Example screen shot after clear all RS485 commands. 
1381 +)))
1092 1092  
1383 +(((
1384 +
1385 +)))
1093 1093  
1387 +(((
1094 1094  The uplink screen shot is:
1389 +)))
1095 1095  
1391 +(((
1096 1096  [[image:1654134704555-320.png]]
1393 +)))
1097 1097  
1395 +(((
1396 +
1397 +)))
1098 1098  
1099 -* **Downlink Payload:**
1399 +* (((
1400 +**Downlink Payload:**
1401 +)))
1100 1100  
1403 +(((
1101 1101  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1405 +)))
1102 1102  
1103 1103  
1104 1104  
1409 +
1105 1105  ==== **Set Serial Communication Parameters** ====
1106 1106  
1412 +(((
1107 1107  Set the Rs485 serial communication parameters:
1414 +)))
1108 1108  
1109 -* **AT Command:**
1416 +* (((
1417 +**AT Command:**
1418 +)))
1110 1110  
1420 +(((
1111 1111  Set Baud Rate:
1422 +)))
1112 1112  
1113 1113  (% class="box infomessage" %)
1114 1114  (((
1426 +(((
1115 1115  **AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1116 1116  )))
1429 +)))
1117 1117  
1431 +(((
1118 1118  Set UART Parity
1433 +)))
1119 1119  
1120 1120  (% class="box infomessage" %)
1121 1121  (((
1437 +(((
1122 1122  **AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1123 1123  )))
1440 +)))
1124 1124  
1442 +(((
1125 1125  Set STOPBIT
1444 +)))
1126 1126  
1127 1127  (% class="box infomessage" %)
1128 1128  (((
1448 +(((
1129 1129  **AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1130 1130  )))
1451 +)))
1131 1131  
1453 +(((
1454 +
1455 +)))
1132 1132  
1133 -* **Downlink Payload:**
1457 +* (((
1458 +**Downlink Payload:**
1459 +)))
1134 1134  
1461 +(((
1135 1135  **A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1463 +)))
1136 1136  
1465 +(((
1137 1137  **Example:**
1467 +)))
1138 1138  
1139 -* A7 01 00 60   same as AT+BAUDR=9600
1140 -* A7 01 04 80  same as AT+BAUDR=115200
1469 +* (((
1470 +A7 01 00 60   same as AT+BAUDR=9600
1471 +)))
1472 +* (((
1473 +A7 01 04 80  same as AT+BAUDR=115200
1474 +)))
1141 1141  
1476 +(((
1142 1142  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1478 +)))
1143 1143  
1480 +(((
1144 1144  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1482 +)))
1145 1145  
1146 1146  
1147 1147  
1486 +
1148 1148  ==== **Control output power duration** ====
1149 1149  
1489 +(((
1150 1150  User can set the output power duration before each sampling.
1491 +)))
1151 1151  
1152 -* **AT Command:**
1493 +* (((
1494 +**AT Command:**
1495 +)))
1153 1153  
1497 +(((
1154 1154  **Example:**
1499 +)))
1155 1155  
1501 +(((
1156 1156  **AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1503 +)))
1157 1157  
1505 +(((
1158 1158  **AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1507 +)))
1159 1159  
1509 +(((
1510 +
1511 +)))
1160 1160  
1161 -* **LoRaWAN Downlink Command:**
1513 +* (((
1514 +**LoRaWAN Downlink Command:**
1515 +)))
1162 1162  
1517 +(((
1163 1163  **07 01 aa bb**  Same as AT+5VT=(aa bb)
1519 +)))
1164 1164  
1521 +(((
1165 1165  **07 02 aa bb**  Same as AT+3V3T=(aa bb)
1523 +)))
1166 1166  
1167 1167  
1168 1168  
1169 1169  == 3.6 Buttons ==
1170 1170  
1171 -(% border="1" style="background-color:#ffffcc; color:green; width:233px" %)
1529 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:233px" %)
1172 1172  |=(% style="width: 89px;" %)**Button**|=(% style="width: 141px;" %)**Feature**
1173 1173  |(% style="width:89px" %)**RST**|(% style="width:141px" %)Reboot RS485-BL
1174 1174  
1533 +
1175 1175  == 3.7 +3V3 Output ==
1176 1176  
1536 +(((
1177 1177  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1538 +)))
1178 1178  
1540 +(((
1179 1179  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. 
1542 +)))
1180 1180  
1544 +(((
1181 1181  The +3V3 output time can be controlled by AT Command.
1546 +)))
1182 1182  
1548 +(((
1549 +
1550 +)))
1183 1183  
1552 +(((
1184 1184  (% style="color:#037691" %)**AT+3V3T=1000**
1554 +)))
1185 1185  
1556 +(((
1557 +
1558 +)))
1186 1186  
1560 +(((
1187 1187  Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1562 +)))
1188 1188  
1564 +(((
1189 1189  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1566 +)))
1190 1190  
1191 1191  
1192 1192  == 3.8 +5V Output ==
1193 1193  
1571 +(((
1194 1194  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1573 +)))
1195 1195  
1575 +(((
1196 1196  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. 
1577 +)))
1197 1197  
1579 +(((
1198 1198  The 5V output time can be controlled by AT Command.
1581 +)))
1199 1199  
1583 +(((
1584 +
1585 +)))
1200 1200  
1587 +(((
1201 1201  (% style="color:#037691" %)**AT+5VT=1000**
1589 +)))
1202 1202  
1591 +(((
1592 +
1593 +)))
1203 1203  
1595 +(((
1204 1204  Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1597 +)))
1205 1205  
1599 +(((
1206 1206  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.
1601 +)))
1207 1207  
1208 1208  
1604 +
1209 1209  == 3.9 LEDs ==
1210 1210  
1211 1211  (% border="1" style="background-color:#ffffcc; color:green; width:332px" %)
... ... @@ -1212,6 +1212,7 @@
1212 1212  |=**LEDs**|=(% style="width: 274px;" %)**Feature**
1213 1213  |**LED1**|(% style="width:274px" %)Blink when device transmit a packet.
1214 1214  
1611 +
1215 1215  == 3.10 Switch Jumper ==
1216 1216  
1217 1217  (% border="1" style="background-color:#ffffcc; color:green; width:515px" %)
... ... @@ -1227,9 +1227,13 @@
1227 1227  3.3v position: set to compatible with 3.3v I/O.,
1228 1228  )))
1229 1229  
1627 +(((
1230 1230  **+3.3V**: is always ON
1629 +)))
1231 1231  
1631 +(((
1232 1232  **+5V**: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1633 +)))
1233 1233  
1234 1234  
1235 1235  = 4. Case Study =
... ... @@ -1241,17 +1241,23 @@
1241 1241  
1242 1242  == 5.1 Access AT Command ==
1243 1243  
1645 +(((
1244 1244  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.
1647 +)))
1245 1245  
1246 1246  [[image:1654135840598-282.png]]
1247 1247  
1248 1248  
1652 +(((
1249 1249  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:
1654 +)))
1250 1250  
1251 1251  [[image:1654136105500-922.png]]
1252 1252  
1253 1253  
1659 +(((
1254 1254  More detail AT Command manual can be found at [[AT Command Manual>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
1661 +)))
1255 1255  
1256 1256  
1257 1257  == 5.2 Common AT Command Sequence ==
... ... @@ -1276,7 +1276,9 @@
1276 1276  )))
1277 1277  
1278 1278  
1686 +(((
1279 1279  If device already joined network:
1688 +)))
1280 1280  
1281 1281  (% class="box infomessage" %)
1282 1282  (((
... ... @@ -1315,10 +1315,12 @@
1315 1315  
1316 1316  (% style="color:red" %)**Note:**
1317 1317  
1727 +(((
1318 1318  (% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1319 1319  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1320 1320  3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1321 1321  4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1732 +)))
1322 1322  
1323 1323  [[image:1654136435598-589.png]]
1324 1324  
... ... @@ -1327,13 +1327,23 @@
1327 1327  
1328 1328  == 6.1 How to upgrade the image? ==
1329 1329  
1741 +(((
1330 1330  The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1743 +)))
1331 1331  
1332 -* Support new features
1333 -* For bug fix
1334 -* Change LoRaWAN bands.
1745 +* (((
1746 +Support new features
1747 +)))
1748 +* (((
1749 +For bug fix
1750 +)))
1751 +* (((
1752 +Change LoRaWAN bands.
1753 +)))
1335 1335  
1755 +(((
1336 1336  Below shows the hardware connection for how to upload an image to RS485-BL:
1757 +)))
1337 1337  
1338 1338  [[image:1654136646995-976.png]]
1339 1339  
... ... @@ -1399,6 +1399,7 @@
1399 1399  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1400 1400  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1401 1401  
1823 +
1402 1402  = 9. Packing Info =
1403 1403  
1404 1404  (((
image-20220606105412-1.png
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