Interface timing
The figure below shows the timing for the parallel interface.
Initialization
There are three ways that the printer can be initialized (returned to a
fixed set of conditions).
Hardware initialization
Software initialization
A-8
When the power is turned on.
l
When the printer receives an INIT signal at
l
the parallel interface (pin 31 goes LOW).
Software sends the ESC @ (initialize the
l
printer) command.
Technical Specifications