W83697HF Datasheet, PDF(21/167 Page) Winbond

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W83697HF Datasheet, PDF (21/167 Pages) Winbond – WINBOND I/O

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W83697HF

1.3 Multi-Mode Parallel Port, continued

SYMBOL PIN

I/O

PD3

I/O12t

INt

PD4

I/O12t

INt

PD5

I/O12t

PD6

36 I/OD12t

OD12

PD7

35 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 Extens ion 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.

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Publication Release Date:Feb. 2002

Revision 0.70

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