Last modified by Karry Zhuang on 2025/03/06 16:34
<
From version < 22.6 >
edited by Xiaoling
on 2022/05/23 09:17
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:**
... ... @@ -269,12 +269,10 @@
269 269  === 3.3.2 Configure sensors ===
270 270  
271 271  (((
272 -Some sensors might need to configure before normal operation. User can configure such sensor via PC or through RS485-BL AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**.
273 -)))
274 -
275 275  (((
276 -When user issue an (% style="color:#4f81bd" %)**AT+CFGDEV**(%%) command, Each (% style="color:#4f81bd" %)**AT+CFGDEV**(%%) equals to send a command to the RS485 or TTL sensors. This command will only run when user input it and won’t run during each sampling.
273 +Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
277 277  )))
275 +)))
278 278  
279 279  (% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
280 280  |**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
... ... @@ -286,8 +286,6 @@
286 286  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
287 287  )))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
288 288  
289 -Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>path:#AT_CFGDEV]].
290 -
291 291  === 3.3.3 Configure read commands for each sampling ===
292 292  
293 293  (((
... ... @@ -369,11 +369,17 @@
369 369  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
370 370  )))
371 371  
368 +(((
372 372  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 +)))
373 373  
372 +(((
374 374  In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
374 +)))
375 375  
376 +(((
376 376  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
378 +)))
377 377  
378 378  (% border="1" class="table-bordered" %)
379 379  |(((
... ... @@ -385,26 +385,24 @@
385 385  
386 386  )))
387 387  
388 -Examples:
390 +**Examples:**
389 389  
390 -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
391 391  
392 392  If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
393 393  
394 -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**
395 395  
396 -[[image:1652954654347-831.png]]
398 +[[image:1653269403619-508.png]]
397 397  
400 +2. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
398 398  
399 -1. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
400 -
401 401  If we set AT+SEARCH1=2, 1E 56 34+31 00 49
402 402  
403 -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**
404 404  
405 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
406 +[[image:1653269438444-278.png]]
406 406  
407 -
408 408  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
409 409  
410 410  |(((
... ... @@ -419,58 +419,63 @@
419 419  
420 420  * Grab bytes:
421 421  
422 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
422 +[[image:1653269551753-223.png||height="311" width="717"]]
423 423  
424 424  * Grab a section.
425 425  
426 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
426 +[[image:1653269568276-930.png||height="325" width="718"]]
427 427  
428 428  * Grab different sections.
429 429  
430 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
430 +[[image:1653269593172-426.png||height="303" width="725"]]
431 431  
432 +(% style="color:red" %)**Note:**
432 432  
433 -Note:
434 -
435 435  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.
436 436  
437 437  Example:
438 438  
439 -AT+COMMAND1=11 01 1E D0,0
438 +(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
440 440  
441 -AT+SEARCH1=1,1E 56 34
440 +(% style="color:red" %)AT+SEARCH1=1,1E 56 34
442 442  
443 -AT+DATACUT1=0,2,1~~5
442 +(% style="color:red" %)AT+DATACUT1=0,2,1~~5
444 444  
445 -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
446 446  
447 -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
448 448  
449 -Valid payload after DataCUT command: 2e 30 58 5f 36
448 +(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
450 450  
451 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
450 +[[image:1653269618463-608.png]]
452 452  
452 +=== 3.3.4 Compose the uplink payload ===
453 453  
454 -
455 -
456 -1.
457 -11.
458 -111. Compose the uplink payload
459 -
454 +(((
460 460  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 +)))
461 461  
458 +(((
459 +(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
460 +)))
462 462  
463 -**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 +)))
464 464  
465 -Compose the uplink payload with value returns in sequence and send with **A SIGNLE UPLINK**.
466 -
466 +(((
467 467  Final Payload is
468 +)))
468 468  
469 -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 +)))
470 470  
474 +(((
471 471  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
476 +)))
472 472  
473 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
478 +[[image:1653269759169-150.png||height="513" width="716"]]
474 474  
475 475  
476 476  
... ... @@ -518,8 +518,8 @@
518 518  
519 519  
520 520  
521 -1.
522 -11.
526 +1.
527 +11.
523 523  111. Uplink on demand
524 524  
525 525  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.
... ... @@ -532,8 +532,8 @@
532 532  
533 533  
534 534  
535 -1.
536 -11.
540 +1.
541 +11.
537 537  111. Uplink on Interrupt
538 538  
539 539  Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
... ... @@ -547,7 +547,7 @@
547 547  AT+INTMOD=3  Interrupt trigger by rising edge.
548 548  
549 549  
550 -1.
555 +1.
551 551  11. Uplink Payload
552 552  
553 553  |**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
... ... @@ -609,15 +609,15 @@
609 609  
610 610  * **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
611 611  
612 -1.
613 -11.
617 +1.
618 +11.
614 614  111. Common Commands:
615 615  
616 616  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]]
617 617  
618 618  
619 -1.
620 -11.
624 +1.
625 +11.
621 621  111. Sensor related commands:
622 622  
623 623  ==== Choose Device Type (RS485 or TTL) ====
... ... @@ -923,13 +923,13 @@
923 923  
924 924  
925 925  
926 -1.
931 +1.
927 927  11. Buttons
928 928  
929 929  |**Button**|**Feature**
930 930  |**RST**|Reboot RS485-BL
931 931  
932 -1.
937 +1.
933 933  11. +3V3 Output
934 934  
935 935  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
... ... @@ -947,7 +947,7 @@
947 947  By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
948 948  
949 949  
950 -1.
955 +1.
951 951  11. +5V Output
952 952  
953 953  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
... ... @@ -967,13 +967,13 @@
967 967  
968 968  
969 969  
970 -1.
975 +1.
971 971  11. LEDs
972 972  
973 973  |**LEDs**|**Feature**
974 974  |**LED1**|Blink when device transmit a packet.
975 975  
976 -1.
981 +1.
977 977  11. Switch Jumper
978 978  
979 979  |**Switch Jumper**|**Feature**
... ... @@ -1019,7 +1019,7 @@
1019 1019  
1020 1020  
1021 1021  
1022 -1.
1027 +1.
1023 1023  11. Common AT Command Sequence
1024 1024  111. Multi-channel ABP mode (Use with SX1301/LG308)
1025 1025  
... ... @@ -1038,8 +1038,8 @@
1038 1038  
1039 1039  ATZ
1040 1040  
1041 -1.
1042 -11.
1046 +1.
1047 +11.
1043 1043  111. Single-channel ABP mode (Use with LG01/LG02)
1044 1044  
1045 1045  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
... ... @@ -1114,7 +1114,7 @@
1114 1114  [[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]]
1115 1115  
1116 1116  
1117 -1.
1122 +1.
1118 1118  11. How to change the LoRa Frequency Bands/Region?
1119 1119  
1120 1120  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1121,7 +1121,7 @@
1121 1121  
1122 1122  
1123 1123  
1124 -1.
1129 +1.
1125 1125  11. How many RS485-Slave can RS485-BL connects?
1126 1126  
1127 1127  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]].
... ... @@ -1138,7 +1138,7 @@
1138 1138  
1139 1139  
1140 1140  
1141 -1.
1146 +1.
1142 1142  11. Why I can’t join TTN V3 in US915 /AU915 bands?
1143 1143  
1144 1144  It might about the channels mapping. Please see for detail.
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