W83627HG-AW Просмотр технического описания (PDF) - Winbond

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W83627HG-AW

Winbond LPC I/O

Winbond 

W83627HF/ F/ HG/ G

Multi-Mode Parallel Port, continued.

SYMBOL

PIN

I/O

BUSY

33

INts

MOB2#

OD12

ACK#

34

INts

DSB2#

OD12

PD7

DSA2#

35

I/O12ts

OD12

FUNCTION

PRINTER MODE：

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

receive data. Refer to the description of the parallel port for

definition of this pin in ECP and EPP mode.

EXTENSION FDD MODE：

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

the MOB# pin of FDC.

EXTENSION 2FDD MODE：

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

same as the MOB# pin of FDC.

PRINTER MODE：

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

received data and is ready to accept more data. 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 for the Extension FDD B; its functions are the

same as the DSB# pin of FDC.

EXTENSION 2FDD MODE：

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

same as the DSB# pin of FDC.

PRINTER MODE： PD7

Parallel port data bus bit 7. Refer to the description of the par-

allel 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 for Extension FDD A; its function is the same as

the DSA# pin of FDC.

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