9

FN8161.4

December 4, 2009

Write Data Register (DR)

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

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

NOTES:

1. “A1 ~ A0”: stands for the device addresses sent by the master.

2. WCRx refers to wiper position data in the Wiper Counter Register.

S

T

A

R

T

Device

Type

Identifier

Device

Addresses

S

A

C

K

Instruction

Opcode

Register

Addresses

S

A

C

K

Wiper Position or Data

(Sent by Master on SDA) S

A

C

K

Wiper Position or Data

(Sent by Master on SDA)

S

A

C

K

S

T

O

P

0101 0 A 1 A 0

1100 RB RA 0

0

X X XXXX

W

C

R

9

W

C

R

8

W

C

R

7

W

C

R

6

W

C

R

5

W

C

R

4

W

C

R

3

W

C

R

2

W

C

R

1

W

C

R

0

S

T

A

R

T

Device Type

Identifier

Device

Addresses

S

A

C

K

Instruction

Opcode

Register

Addresses

S

A

C

K

S

T

O

P

HIGH-VOLTAGE

WRITE CYCLE

01010

A 1 A 0

1110 RB RA 00

S

T

A

R

T

Device Type

Identifier

Device

Addresses

S

A

C

K

Instruction

Opcode

Register

Addresses

S

A

C

K

S

T

O

P

01010

A 1

A 0

1100

RB RA

00

X9118