Last modified by Karry Zhuang on 2025/03/06 16:34
<
From version < 22.7 >
edited by Xiaoling
on 2022/05/23 09:20
To version < 29.3 >
edited by Xiaoling
on 2022/05/23 09:37
>
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... ... @@ -45,7 +45,7 @@
45 45  * Power Consumption (exclude RS485 device):
46 46  ** Idle: 32mA@12v
47 47  
48 -*
48 +*
49 49  ** 20dB Transmit: 65mA@12v
50 50  
51 51  **Interface for Model:**
... ... @@ -284,8 +284,6 @@
284 284  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
285 285  )))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
286 286  
287 -Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>path:#AT_CFGDEV]].
288 -
289 289  === 3.3.3 Configure read commands for each sampling ===
290 290  
291 291  (((
... ... @@ -367,11 +367,17 @@
367 367  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
368 368  )))
369 369  
368 +(((
370 370  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.
370 +)))
371 371  
372 +(((
372 372  In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
374 +)))
373 373  
376 +(((
374 374  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
378 +)))
375 375  
376 376  (% border="1" class="table-bordered" %)
377 377  |(((
... ... @@ -383,26 +383,24 @@
383 383  
384 384  )))
385 385  
386 -Examples:
390 +**Examples:**
387 387  
388 -1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
392 +~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
389 389  
390 390  If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
391 391  
392 -The valid data will be all bytes after 1E 56 34 , so it is 2e 30 58 5f 36 41 30 31 00 49
396 +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**
393 393  
394 -[[image:1652954654347-831.png]]
398 +[[image:1653269403619-508.png]]
395 395  
400 +2. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
396 396  
397 -1. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
398 -
399 399  If we set AT+SEARCH1=2, 1E 56 34+31 00 49
400 400  
401 -Device will search the bytes between 1E 56 34 and 31 00 49. So it is 2e 30 58 5f 36 41 30
404 +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**
402 402  
403 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
406 +[[image:1653269438444-278.png]]
404 404  
405 -
406 406  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
407 407  
408 408  |(((
... ... @@ -417,58 +417,63 @@
417 417  
418 418  * Grab bytes:
419 419  
420 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
422 +[[image:1653269551753-223.png||height="311" width="717"]]
421 421  
422 422  * Grab a section.
423 423  
424 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
426 +[[image:1653269568276-930.png||height="325" width="718"]]
425 425  
426 426  * Grab different sections.
427 427  
428 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
430 +[[image:1653269593172-426.png||height="303" width="725"]]
429 429  
432 +(% style="color:red" %)**Note:**
430 430  
431 -Note:
432 -
433 433  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.
434 434  
435 435  Example:
436 436  
437 -AT+COMMAND1=11 01 1E D0,0
438 +(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
438 438  
439 -AT+SEARCH1=1,1E 56 34
440 +(% style="color:red" %)AT+SEARCH1=1,1E 56 34
440 440  
441 -AT+DATACUT1=0,2,1~~5
442 +(% style="color:red" %)AT+DATACUT1=0,2,1~~5
442 442  
443 -Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
444 +(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
444 444  
445 -String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
446 +(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
446 446  
447 -Valid payload after DataCUT command: 2e 30 58 5f 36
448 +(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
448 448  
449 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
450 +[[image:1653269618463-608.png]]
450 450  
452 +=== 3.3.4 Compose the uplink payload ===
451 451  
452 -
453 -
454 -1.
455 -11.
456 -111. Compose the uplink payload
457 -
454 +(((
458 458  Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
456 +)))
459 459  
458 +(((
459 +(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
460 +)))
460 460  
461 -**Examples: AT+DATAUP=0**
462 +(((
463 +Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**A SIGNLE UPLINK**.
464 +)))
462 462  
463 -Compose the uplink payload with value returns in sequence and send with **A SIGNLE UPLINK**.
464 -
466 +(((
465 465  Final Payload is
468 +)))
466 466  
467 -Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx
470 +(((
471 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
472 +)))
468 468  
474 +(((
469 469  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
476 +)))
470 470  
471 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
478 +[[image:1653269759169-150.png||height="513" width="716"]]
472 472  
473 473  
474 474  
... ... @@ -516,8 +516,8 @@
516 516  
517 517  
518 518  
519 -1.
520 -11.
526 +1.
527 +11.
521 521  111. Uplink on demand
522 522  
523 523  Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command.
... ... @@ -530,8 +530,8 @@
530 530  
531 531  
532 532  
533 -1.
534 -11.
540 +1.
541 +11.
535 535  111. Uplink on Interrupt
536 536  
537 537  Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
... ... @@ -545,7 +545,7 @@
545 545  AT+INTMOD=3  Interrupt trigger by rising edge.
546 546  
547 547  
548 -1.
555 +1.
549 549  11. Uplink Payload
550 550  
551 551  |**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
... ... @@ -607,15 +607,15 @@
607 607  
608 608  * **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
609 609  
610 -1.
611 -11.
617 +1.
618 +11.
612 612  111. Common Commands:
613 613  
614 614  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]]
615 615  
616 616  
617 -1.
618 -11.
624 +1.
625 +11.
619 619  111. Sensor related commands:
620 620  
621 621  ==== Choose Device Type (RS485 or TTL) ====
... ... @@ -921,13 +921,13 @@
921 921  
922 922  
923 923  
924 -1.
931 +1.
925 925  11. Buttons
926 926  
927 927  |**Button**|**Feature**
928 928  |**RST**|Reboot RS485-BL
929 929  
930 -1.
937 +1.
931 931  11. +3V3 Output
932 932  
933 933  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -945,7 +945,7 @@
945 945  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
946 946  
947 947  
948 -1.
955 +1.
949 949  11. +5V Output
950 950  
951 951  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
... ... @@ -965,13 +965,13 @@
965 965  
966 966  
967 967  
968 -1.
975 +1.
969 969  11. LEDs
970 970  
971 971  |**LEDs**|**Feature**
972 972  |**LED1**|Blink when device transmit a packet.
973 973  
974 -1.
981 +1.
975 975  11. Switch Jumper
976 976  
977 977  |**Switch Jumper**|**Feature**
... ... @@ -1017,7 +1017,7 @@
1017 1017  
1018 1018  
1019 1019  
1020 -1.
1027 +1.
1021 1021  11. Common AT Command Sequence
1022 1022  111. Multi-channel ABP mode (Use with SX1301/LG308)
1023 1023  
... ... @@ -1036,8 +1036,8 @@
1036 1036  
1037 1037  ATZ
1038 1038  
1039 -1.
1040 -11.
1046 +1.
1047 +11.
1041 1041  111. Single-channel ABP mode (Use with LG01/LG02)
1042 1042  
1043 1043  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1112,7 +1112,7 @@
1112 1112  [[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]]
1113 1113  
1114 1114  
1115 -1.
1122 +1.
1116 1116  11. How to change the LoRa Frequency Bands/Region?
1117 1117  
1118 1118  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1119,7 +1119,7 @@
1119 1119  
1120 1120  
1121 1121  
1122 -1.
1129 +1.
1123 1123  11. How many RS485-Slave can RS485-BL connects?
1124 1124  
1125 1125  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]].
... ... @@ -1136,7 +1136,7 @@
1136 1136  
1137 1137  
1138 1138  
1139 -1.
1146 +1.
1140 1140  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1141 1141  
1142 1142  It might about the channels mapping. Please see for detail.
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