Volume Controller IC
INTERFACE PROTOCOL
The interface protocol consists of the following:
1. a start condition
2. the PT2259 address byte followed by an “acknowledge” signal
3. a data sequence (n-bytes and an “acknowledge” signal)
4. a stop condition
Please refer to the following diagram:
Tel: 886-2-66296288
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
PT2259
Note: ACK=ACKNOWLEDGE
Max Clock Speed = 100K BITS/S
SOFTWARE SPECIFICATIONS
PT2259 address is shown below:
1
0
0
0
1
0
0
0
MSB
LSB
PT2259 V1.2
-7-
June, 2005