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Last modified by Xiaoling on 2025/04/23 15:57
From version 17.2
edited by Xiaoling
on 2022/05/19 18:05
Change comment: There is no comment for this version
To version 19.1
edited by Xiaoling
on 2022/05/23 10:01
Change comment: Uploaded new attachment "1653271276735-972.png", version {1}

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397 397  
398 398  **AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
399 399  
400 -(% border="1" class="table-bordered" %)
401 -|(((
400 +(% border="1" class="table-bordered" style="background-color:#ffffcc; color:green; width:501px" %)
401 +|(% style="width:498px" %)(((
402 402  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
403 403  
404 404  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
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412 412  
413 413  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
414 414  
415 -(% border="1" class="table-bordered" %)
416 -|(((
415 +(% border="1" class="table-bordered" style="background-color:#ffffcc; color:green; width:580px" %)
416 +|(% style="width:577px" %)(((
417 417  **AT+SEARCHx=aa,xx xx xx xx xx**
418 418  
419 419  * **aa: 1: prefix match mode; 2: prefix and suffix match mode**
420 420  * **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
421 -
422 -
423 423  )))
424 424  
425 -Examples:
423 +**Examples:**
426 426  
427 427  1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
428 428  
429 429  If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
430 430  
431 -The valid data will be all bytes after 1E 56 34 , so it is 2e 30 58 5f 36 41 30 31 00 49
429 +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**
432 432  
433 -[[image:1652954654347-831.png]]
431 +[[image:1653271044481-711.png]]
434 434  
435 435  
436 436  1. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
... ... @@ -437,7 +437,7 @@
437 437  
438 438  If we set AT+SEARCH1=2, 1E 56 34+31 00 49
439 439  
440 -Device will search the bytes between 1E 56 34 and 31 00 49. So it is 2e 30 58 5f 36 41 30
438 +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**
441 441  
442 442  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
443 443  
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