Rainbow-electronics W78C32C Manuale Utente Scaricare il pdf (Pagina 10)

W78C32C

- 10 -

Timing Waveforms, continued

Data Write Cycle

S2 S3S5 S6 S1S2 S3 S4S1S5 S6S4

XTAL1

ALE

PSEN

A8-A15

DATA OUT

PORT 2

PORT 0

A0-A7

WR

T

T

DAW

DAD

T

DWR

T

DWD

Port Access Cycle

XTAL1

ALE

S5 S6 S1

DATA OUT

T

T

PORT

INPUT

T

SAMPLE

PDA

PDH

PDS

1 2 ... 5 6 7 8 9 10 11 12 13 14

W78C32C 1
8-BIT MICROCONTROLLER 1

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