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W83L517D Datasheet, PDF (16/138 Pages) Winbond – LPC SUPER I/O
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W83L517D
1.3 Multi-Mode Parallel Port (Conts’)
Version 0.6
SYMBOL
PIN
PD3
28
(RDATA2#)
PD4
29
(DSKCHG2#
)
PD5
30
PD6
31
(MOA2#)
PD7
32
(DSA2#)
I/O
I/O12t
INt
INt
I/O12t
INt
INt
I/O12t
-
-
I/OD12t
-
OD12
I/OD12t
-
OD12
FUNCTION
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: 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: PD5
Parallel port data bus bit 5. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: This pin is a tri-state output.
EXTENSION 2FDD MODE: This pin is a tri-state output.
PRINTER MODE: PD6
Parallel port data bus bit 6. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: This pin is a tri-state output.
EXTENSION. 2FDD MODE: MOA2#
This pin is for Extension FDD A; its function is the same as the
MOA# pin of FDC.
PRINTER MODE: PD7
Parallel port data bus bit 7. Refer to the description of the
parallel port for the definition of this pin in ECP and EPP mode.
EXTENSION FDD MODE: This pin is a tri-state output.
EXTENSION 2FDD MODE: DSA2#
This pin is for Extension FDD A; its function is the same as the
DSA# pin of FDC.
9
Publication Release Date: Apr. 2000
Revision 0.60
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