W91630 查看數據表（PDF） - Winbond

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W91630

10-MEMORY TONE/PULSE DIALER WITH REDIAL FUNCTION

Winbond 

BLOCK DIAGRAM

W91630 SERIES

XT XT

HKS

MODE

SYSTEM CLOCK

GENERATOR

ROW

(R1 to R4)

KEYBOARD

INTERFACE

READ/WRITE

COUNTER

RAM

COLUMN

(C1 to C4)

LOCATION

LATCH

CONTROL

LOGIC

PULSE

CONTROL

LOGIC

T/P MUTE

P MUTE

DP/C5

DTMF

D/A

CONVERTER

ROW & COLUMN

PROGRAMMABLE

COUNTER

DATA LATCH

& DECODER

FUNCTIONAL DESCRIPTION

Keyboard Operation

C1 C2 C3 C4 DP / C5

1 2 3 S P→T R1

456F

P R2

789A

R3

* 0#R

R4

• S: Store function key

• F: Flash key

• P→T: In pulse mode, this key works as Pulse→Tone key

• R: The redial function can be excuted only as first key-in after off-hook.

• A: Indirect repertory dialing key

• P: Pause key

-4-

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