W83697UF データシートの表示（PDF） - Winbond

部品番号

コンポーネント説明

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W83697UF

WINBOND LPC I/O

Winbond 

W83697UF/W83697UG

5.3 Multi-Mode Parallel Port

The following pins have alternate functions, which are controlled by CR28 and L3-CRF0.

SYMBOL

PIN

I/O

FUNCTION

SLCT

29

INts

PRINTER MODE:

An active high input on this pin indicates that the printer is

selected. This pin is pulled high internally. Refer to the

description of the parallel port for definition of this pin in ECP

and EPP mode.

WE2#

OD12

EXTENSION FDD MODE: WE2#

This pin is for Extension FDD B; its function is the same as

the WE# pin of FDC.

EXTENSION 2FDD MODE: WE2#

This pin is for Extension FDD A and B; its function is the

same as the WE# pin of FDC.

PE

30

INts

PRINTER MODE:

An active high input on this pin indicates that the printer has

detected the end of the paper. This pin is pulled high

internally. Refer to the description of the parallel port for the

definition of this pin in ECP and EPP mode.

WD2#

OD12 EXTENSION FDD MODE: WD2#

This pin is for Extension FDD B; its function is the same as

the WD# pin of FDC.

BUSY

31

MOB2#

INts

OD12

EXTENSION 2FDD MODE: WD2#

This pin is for Extension FDD A and B; its function is the

same as the WD# pin of FDC.

PRINTER MODE:

An active high input indicates that the printer is not ready to

receive data. This pin is pulled high internally. Refer to the

description of the parallel port for definition of this pin in ECP

and EPP mode.

EXTENSION FDD MODE: MOB2#

This pin is for Extension FDD B; its function is the same as

the MOB# pin of FDC.

EXTENSION 2FDD MODE: MOB2#

This pin is for Extension FDD A and B; its function is the

same as the MOB# pin of FDC.

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