w83627sf Winbond Electronics Corp America, w83627sf Datasheet - Page 18

• Manufacturer Part Number: w83627sf
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

1.3 Multi-Mode Parallel Port, continued
PD4
PD3
PD2
PD1
SYMBOL
PIN
38
39
40
41
I/O
I/O
I/O
I/O
I/O
IN
IN
IN
IN
IN
IN
IN
IN
12t
12t
12t
12t
t
t
t
t
t
t
t
t
PRINTER MODE: PD4
Parallel port data bus bit 4. Refer to the description of the parallel
port for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: DSKCHG2#
This pin is for Extension FDD B; the function of this pin is the
same as the DSKCHG# pin of FDC. It is pulled high internally.
EXTENSION 2FDD MODE: DSKCHG2#
This pin is for Extension FDD A and B; this function of this pin is
the same as the DSKCHG# pin of FDC. It is pulled high internally.
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#
This pin is for Extension FDD B; its function is the same as the
RDATA# pin of FDC. It is pulled high internally.
EXTENSION 2FDD MODE: RDATA2#
This pin is for Extension FDD A and B; its function is the same as
the RDATA# pin of FDC. It is pulled high internally.
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; its function is the same as the
WP# pin of FDC. It is pulled high internally.
EXTENSION. 2FDD MODE: WP2#
This pin is for Extension FDD A and B; its function is the same as
the WP# pin of FDC. It is pulled high internally.
PRINTER MODE: PD1
Parallel port data bus bit 1. Refer to the description of the parallel
port for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: TRAK02#
This pin is for Extension FDD B; its function is the same as the
TRAK0# pin of FDC. It is pulled high internally.
EXTENSION. 2FDD MODE: TRAK02#
This pin is for Extension FDD A and B; its function is the same as
the TRAK0# pin of FDC. It is pulled high internally.
- 11 -
FUNCTION
Publication Release Date: Nov. 2000
PRELIMINARY
W83627SF
Revision 0.60