W83627HF Datasheet, PDF (20/185 Pages) Winbond – WINBOND I/O

W83627HF/F
1.3 Multi-Mode Parallel Port, continued
SYMBOL PIN
I/O
BUSY
33
IN_t
ACK#
OD₁₂
OD₁₂
34
IN_t
ERR#
OD₁₂
OD12
45
IN_t
OD₁₂
OD₁₂
PRELIMINARY
FUNCTION
PRINTER MODE:
An active high input indicates that the printer is not ready to receive
data. Refer to the description of the parallel port for definition of
this pin in ECP and EPP mode.
EXTENSION FDD MODE: MOB2#
This pin is for Extension FDD B; its function is the same as the
MOB# pin of FDC.
EXTENSION 2FDD MODE: MOB2#
This pin is for Extension FDD A and B; its function is the same as
the MOB# pin of FDC.
PRINTER MODE: ACK#
An active low input on this pin indicates that the printer has
received data and is ready to accept more data. Refer to the
description of the parallel port for the definition of this pin in ECP
and EPP mode.
EXTENSION FDD MODE: DSB2#
This pin is for the Extension FDD B; its functions is the same as the
DSB# pin of FDC.
EXTENSION 2FDD MODE: DSB2#
This pin is for Extension FDD A and B; its function is the same as
the DSB# pin of FDC.
PRINTER MODE: ERR#
An active low input on this pin indicates that the printer has
encountered an error condition. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: HEAD2#
This pin is for Extension FDD B; its function is the same as the
HEAD#pin of FDC.
EXTENSION 2FDD MODE: HEAD2#
This pin is for Extension FDD A and B; its function is the same as
the HEAD# pin of FDC.
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Publication Release Date: Jul 1999
Revision 0.53