w83637hg Winbond Electronics Corp America, w83637hg Datasheet - Page 20

• Manufacturer Part Number: w83637hg
• Description: Winbond Lpc I/o Lpc I/o
• Manufacturer: Winbond Electronics Corp America

Multi-Mode Parallel Port, continued
PD0
INDEX2#
SLIN#
STEP2#
INIT#
DIR2#
SYMBOL
PIN
42
43
44
I/O
OD
OD
OD
OD
IN
I/O
12ts
ts
12t
12t
12t
12t
PRINTER MODE: PD0
Parallel port data bus bit 0.
parallel port for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: INDEX2#
This pin is for Extension FDD B; its function is the same as the
INDEX# pin of FDC. It is pulled high internally.
EXTENSION 2FDD MODE: INDEX2#
This pin is for Extension FDD A and B; its function is the same as
the INDEX# pin of FDC. It is pulled high internally.
PRINTER MODE: SLIN#
Output line for detection of printer selection. Refer to the
description of the parallel port for the definition of this pin in ECP
and EPP mode.
EXTENSION FDD MODE: STEP2#
This pin is for Extension FDD B; its function is the same as the
STEP# pin of FDC.
EXTENSION 2FDD MODE: STEP2#
This pin is for Extension FDD A and B; its function is the same as
the STEP# pin of FDC.
PRINTER MODE: INIT#
Output line for the printer initialization. Refer to the description of
the parallel port for the definition of this pin in ECP and EPP
mode.
EXTENSION FDD MODE: DIR2#
This pin is for Extension FDD B; its function is the same as the
DIR# pin of FDC.
EXTENSION 2FDD MODE: DIR2#
This pin is for Extension FDD A and B; its function is the same as
the DIR# pin of FDC.
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FUNCTION
Publication Release Date: March, 2006
Refer to the description of the
W83637HF/HG
Revision 1.6