User`s guide
STANDARD PRINTER COMMANDS
Copyright © 2006, Cognitive. 67
QUERY PRINTER STATUS
Function Causes the printer to send a status message to the
host computer. The status message indicates the
current printer condition, such as ready, printing,
low battery, out of paper, and so on. Such
information is useful when controlling the printer
from a remote site. However, the host computer
must be programmed to properly interpret the
incoming data.
Explicit Form
!QS
Parameters None