X9420

FN8195 Rev.1.00

Page 10 of 19

April 26, 2006

Transfer Wiper Counter Register (WCR) to Data Register (DR)

Increment/Decrement Wiper Counter Register (WCR)

Read Status

CS

Falling

Edge

device type

identifier

device

addresses

instruction

opcode

register

addresses

CS

Rising

Edge

HIGH-VOLTAGE

WRITE CYCLE

010 1110 A

0 111 0

R

1

R

0 00

CS

Falling

Edge

device type

identifier

device

addresses

instruction

opcode

increment/decrement

(sent by master on SDA)

CS

Rising

Edge

010 111 0 A

0 001 00 000 I/D I/D .

.

.

. I/D I/D

CS

Falling

Edge

device type

identifier

device

addresses

instruction

opcode

Data Byte

(sent by X9420 on SO)

CS

Rising

Edge

01011 10 A

0 01010 00100000 00

W

I

P