W91611 查看數據表（PDF） - Winbond

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W91611

TONE/PULSE DIALER WITH TWO-STAGE REDIAL FUNCTION

Winbond 

BLOCK DIAGRAM

W91610 SERIES

HKS

MODE

XT XT

SYSTEM CLOCK

GENERATOR

ROW

(R1 to R4)

COLUMN

(C1 to C4)

KEYBOARD

INTERFACE

READ/WRITE

COUNTER

RAM

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

123

P→T R1

456F

P R2

789

R3

* 0#R

R4

• F: Flash key

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

P→T key can be stored as a digit in pulse or tone mode

• R: Redial function key

• P: Pause key

Normal Dialing

OFF HOOK , D1 , D2 , ..., Dn

1. D1, D2, ..., Dn will be dialed out.

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