STAC9766 Datasheet, PDF (45/97 Pages) Integrated Device Technology – TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING

STAC9766/9767
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
PC AUDIO
Value
1
10
25
50
100
127
255
Table 18. Digital PC Beep Examples
Reg 0Ah
0x01
0x0A
0x19
0x32
0x64
0x0F
0xFF
This will be programmed directly by the BIOS.
Frequency
12,000Hz
1200Hz
480Hz
240Hz
120Hz
94.48Hz
47.05Hz
IDT™
45
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH STEREO MICROPHONE AND MIC/JACK SENSING
STAC9766/9767
V 7.4 12/06