W83787IF Datasheet, PDF (13/123 Pages) Winbond – WINBOND I/O WITH SERIAL-INFRARED SUPPORT

W83787IF
Multi-Mode Parallel Port, continued
SYMBOL PIN I/O
PD2
11 I/O
I
I/O
I
-
PD3
12 I/O
I
I/O
I
-
FUNCTION
PRINTER MODE: PD2
Parallel port data bus bit 2. Refer to the description of the parallel port
for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: WP2
This pin is for Extension FDD B; the function of this pin is the same as
that of the WP pin. This pin is pulled high internally.
EXTENSION ADAPTER MODE: XD2
This pin is system data bus D2 for the Extension Adapter.
EXTENSION. 2FDD MODE: WP2
This pin is for Extension FDD A and B; this function of this pin is the
same as that of the WP pin. This pin is pulled high internally.
JOYSTICK MODE: NC pin
PRINTER MODE: PD3
Parallel port data bus bit 3. Refer to the description of the parallel port
for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: RDATA2
Motor on B for Extension FDD B; the function of this pin is the same
as that of the RDATA pin. This pin is pulled high internally.
EXTENSION ADAPTER MODE: XD3
This pin is system data bus D3 for the Extension Adapter.
EXTENSION 2FDD MODE: RDATA2
This pin is for Extension FDD A and B; this function of this pin is the
same as that of the RDATA pin. This pin is pulled high internally.
JOYSTICK MODE: NC pin
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Publication Release Date:Sep 1995
Revision A1