SC5358

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

REV:1.1

2004.08.03

Http: www.silan.com.cn

Page 6 of 9

When adjusting the volume of a channel both a 10dB code and a 1dB code must be send just as follows.

Example

The setting of Channel 5 is -36dB.

Start

1 0

0

0 1

0

0

0 ACK 0

1

1

0 0

0

1 1 ACK 0

1

1

1

0 1

1

0 ACK Stop

Address=88H

-30dB

-6dB

Start

1

0

0

0

1

0

0

0 ACK 0

1

1

1

0

1

1

0 ACK 0 1 1 0 0 0 1 1 ACK Stop

Address=88H

-6dB

-30dB

1

2

3

4

5

6

7

8

9

10

20

19

18

17

16

15

14

13

12

11

IN 1

IN 2

IN 3

A2

DGND

SCL

SDA

IN 4

IN 5

IN 6

OUT 6

OUT 5

OUT 4

GND

REF

A3

OUT 1

OUT 2

OUT 3

MCU

10

F

10

F

10

F

100K

I

10

F

10

F

10

F

10

F

10

F

10

F

Vo1

10

F

10

F

10

F

10

F

100K

100K

100K

100K

100K

100K

100K

100K

100K

100K

100K

0.1

F

10

F

Vo2

Vo3

Vo4

Vo5

Vo6

Vi6

Vi5

Vi4

Vi3

Vi2

Vi1