SDICommand (SDI Command)
Used to specify the command strings that will be sent to the sensor. The command must be enclosed in quotes.
Command | Description |
---|---|
?! | Address query |
aAb! | Change address (where a = current address and b = new address) |
HB! | High-volume binary data |
HA! | High-volume ASCII data |
C! | Initiate concurrent measurements |
CC! | Initiate concurrent measurements (with checksum) |
I! | Send identification (destination variable must be formatted as a string) |
M! | Initiate measurements |
MC! | Initiate measurements (with checksum) |
M1! - M9! | Additional measurement commands specified by the SDI-12 sensor |
RC! | Continuous measurement (with checksum) |
R0! - R9! | Continuous measurement commands |
V! | Initiate verify sequence |
X! | Extended commands (destination variable must be formatted as a string) |
If a check summed command fails, a NAN will be returned and the command will be retried.
Type: Constant or variable