M65762FP Просмотр технического описания (PDF) - MITSUBISHI ELECTRIC

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Компоненты Описание

производитель

M65762FP

QM-CODER

MITSUBISHI ELECTRIC  

MITSUBISHI SEMICONDUCTOR (LSI)

M65762FP

Timing Chart

1. Host bus I/F

CS*

RD*

WR*

QM-CODER

A0-3

D0-7

2. Code data I/F

(a) For 8-bit bus

CDRQ

Read access

Write access

CDAK*

CDRD*/CDWR*

CD0-7

(b) For 16-bit bus

CDRQ

CDAK*

CDRD*/CDWR*

CD0-15

(c) For 32-bit bus

(Note) For 16-bit bus, only the word access (CD0-15) is allowed.

CDRQ

CDAK*

CDRD*/CDWR*

CD0-31

(Note) For 32-bit bus, only the long word access (CD0-31) is allowed.

(Description)

CDRQ can be checked for being asserted (H) to assert (L) CDAK*.

Asserting (L) CDAK* negates (L) CDRQ.

Asserting (L) section of CDRD*/CDWR* must be included in the CDAK* asserting section (L).

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