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C4 Manual Rev 7.5.2
7.4 System Information Queries
7.4.1 QV Query Firmware Version
This command returns the current internal firmware release number in ASCII
text in the following format:
QV<space>nnn.nnn.nnn<CR><LF>
Where nnn is the number of each part of the release number, padded on the
left with leading zeros if necessary.
Example:
QV 007.003.001<CR><LF>
The syntax for the command is:
QV<CR><LF>
7.4.2 QN Query Controller Serial Number
This command returns the controller serial number in ASCII text in the following
format:
QN<space>n-nnnnn<CR><LF>
Where the first number n is the number designating the model group (3 for
CC-3.5, or 4 for C4) and the five digits nnnnn following the dash comprise
the sequential part of the serial number.
Example:
QN 4-03376<CR><LF>
Note: When recording or reporting the serial number, always use all 7 digits.
The syntax for the command is:
QN<CR><LF>
