Interface Specifications
•
“Direction” refers to signal direction as viewed from printer.
•
“Return” denotes twisted-pair return, connected at signal
ground level. Be sure to use a twisted-pair for each signal, and
to complete the connection on the return side. Cables should be
shielded and connected to the chassis of the host computer and
the printer.
Interface timing
The figure below shows the timing for the parallel interface.
BUSY
ACKNLG
I
DATA
STROBE
Technical Specification 7-9
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