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Last modified by Mengting Qiu on 2025/07/03 15:42
From version 172.1
edited by Mengting Qiu
on 2025/06/09 14:22
Change comment: There is no comment for this version
To version 171.2
edited by Mengting Qiu
on 2025/06/09 14:18
Change comment: There is no comment for this version

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... ... @@ -513,7 +513,7 @@
513 513  
514 514  (% style="color:red" %)**var3**(%%): Whether to send //addrD0!// to get return after var2 timeout. 0: Don't Send //addrD0! //; 1: Send //addrD0!//. (% style="color:red" %)**2: When set to 2, AT+ALDATAMOD=1 does not intercept data returned by the current COMMAND command.(since v1.3.0)**
515 515  
516 -(% style="color:red" %)**(Function set to 2: When the device is connected to more than two sensors with different sampling addresses, concurrent measurement can be used to reduce data acquisition time and save battery power; for example, when a device is connected to two sensors with different addresses, and both sensors are to use concurrent measurements, then both sensors can be measured at the same time without the second one having to wait until after the first one.)**
516 +(% style="color:red" %)**(Function set to 2: When the device is connected to more than two sensors with different sampling addresses, concurrent measurement can be used to reduce data acquisition time and save battery power; for example, when the device is connected to two sensors with different addresses, the concurrent measurement function can be used and the two sensors can collect data at the same time.)**
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518 518  (% style="color:red" %)**var4**(%%): validation check for return. If return invalid, SDI-12-LB/LS will resend this command. Max 3 retries.
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718 718  [[image:image-20250609134137-1.png]]
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721 -* AT+COMMAND1=0C!,0,2,0  Use concurrent measurement commands without intercepting the returned data.
722 -* AT+COMMAND2=1C!,1,2,0  Use concurrent measurement commands without intercepting the returned data, with a second parameter to be set at the last concurrent command (the second parameter takes the maximum transition time between the two sensors)
721 +* AT+COMMAND1=0C!,0,2,0  After sending the concurrent command of device 0, the data will not be cut, and the next command will be sent immediately.
722 +* AT+COMMAND2=1C!,1,2,0  After sending a concurrent command to device 1, do not truncate the data and wait for one second. (Concurrent commands will be sampled with the command with the longest waiting time; for example, if the waiting time in the current device is set to 1s, the concurrent command will default to a maximum waiting time of 1s.)
723 723  * AT+COMMAND3=0D0!,0,0,0  Query the data measured by device 0
724 724  * AT+COMMAND4=1D0!,0,0,0  Query the data measured by device 1
725 725