Sigma C4 - page 59

59
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>