TIGER560 Datasheet, PDF (27/37 Pages) List of Unclassifed Manufacturers – USB Controller for Low Cost VoIP solutions

Tiger560
Advance Information
Microphone mute Control 0x20
Bit
7
MPMC[7]
6
MPMC[6]
5
MPMC[5]
4
MPMC[4]
Type: R/W
Default value: 00
Microphone mute Control
0: normal audio
not equal to 0: mute microphone
3
MPMC[3]
2
MPMC[2]
1
MPMC[1]
0
MPMC[0]
Speaker Mute Control 0x21
Bit
7
SMC[7]
6
SMC[6]
5
SMC[5]
4
SMC[4]
Type: R/W
Default value: 00
Speaker mute control
0: normal audio
not equal to 0: mute Speaker
3
SMC[3]
2
SMC[2]
1
SMC[1]
0
SMC[0]
Microphone volume low byte 0x22
Bit
7
MPV[7]
6
MPV[6]
5
MPV[5]
4
MPV[4]
Microphone volume high byte 0x23
Bit
7
MPV[15]
6
MPV[14]
5
MPV[13]
4
MPV[12]
Type: R/W
Default value: 0xF600
Microphone Volume value [15:0]
5 level Volume control
0x0000 ~ 0xFE00 : Scale up X4
0xFDFF ~ 0xFB00 : Scale up X2
0xFAFF ~ 0xF200 : No Scaling
0xF1FF ~ 0xD800 : Scale down X2
0xD7FF ~ 0x8000 : Scale down X4
3
MPV[3]
3
MPV[11]
2
MPV[2]
2
MPV[10]
1
MPV[1]
1
MPV[9]
0
MPV[0]
0
MPV[8]
Revision 1.1 released on 2/20/01
Page 27