SC84502 데이터 시트보기 (PDF) - Silan Microelectronics

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SC84502

PS/2 MOUSE CONTROLLER

Silan Microelectronics 

Silan

Semiconductors

TIMING DIAGRAM

(1) Photo-couples pulse width

SC84502

X1(Y1)

X2(Y2)

Tr

Tf

(2) PS/2 Mouse

(A) Receiving Data

CLK

Inhibit

1st

2rd

9th 10th 11th

CLK CLK CLK CLK CLK

DATA

(B) Sending Data

Tmca

Tmdc

Tmci

Start

Bit

Bit0-Bit7

Parity

Bit

Stop

Bit

Line

Control

Bit

1st 2nd

10th 11th

CLK CLK

CLK CLK

CLK

DATA

Tscl

Tsdc Tscd

Tsca

Start

Bit

Bit0-Bit7

Tpi

Parity

Bit

Stop

Bit

AC TIMING POINT

Output:

DATA

VDD-2.6

CLK PIN(PS/2 mouse mode)

Input:

X1, X2, Y1, Y2 PIN

CLK, DATA PIN

L, M, R PIN

VSS+0.4

VSS+1.6

VSS

VDD-0.8

VSS+0.8

VDD

VSS

HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD

Rev: 1.0 2000.12.31

11

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