HART commands 6: POLLING write address
which is the data link layer management commands. Polling write command to the device address, the address for controlling the main variable AO output devices and provide identification.
Polling the device only when the address is set to 0, the main device to the output variable AO , if the address is from 1 to 15 AO inactive in response to the application process is not, at this time is set to a minimum AO; and set the transmission state third - the primary variable analog output fixed; upper / lower limit alarm invalid. If the Polling address is changed back to 0, the main variable AO is active again, it is possible in response to the application process.
Request:
Byte 0: device address Polling
response:
Byte 0: Polling address of the device
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