STAC9752 Datasheet, PDF (79/95 Pages) Integrated Device Technology – TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING

STAC9752/9753
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
8.5.
Vendor ID1 and ID2 (Index 7Ch and 7Eh)
These two registers contain four 8-bit ID codes. The first three codes have been assigned by
Microsoft using their Plug and Play Vendor ID methodology. The fourth code is a manufacturer
assigned code identifying the STAC9752/9753. The ID1 register (index 7Ch) contains the value
8384h, which is the first (83h) and second (84h) bytes of the Microsoft ID code. The ID2 register
(index 7Eh) contains the value 7652h, which is the third (76h) byte of the Microsoft ID code, and 52h
which is the STAC9752/9753 ID code.
8.5.1.
Vendor ID1 (7Ch)
Default: 8384h
D15
D14
D13
D12
D11
D10
D9
D8
1
0
0
0
0
0
1
1
D7
D6
D5
D4
D3
D2
D1
D0
1
0
0
0
0
1
0
0
8.5.2.
Vendor ID2 (7Eh)
Default: 7652h
D15
D14
D13
D12
D11
D10
D9
D8
0
1
1
1
0
1
1
0
D7
D6
D5
D4
D3
D2
D1
D0
0
1
0
1
0
0
1
0
IDT™
79
STAC9752/9753
TWO-CHANNEL, 20-BIT, AC’97 2.3 CODECS WITH HEADPHONE DRIVE, SPDIF OUTPUT MICROPHONE & JACK SENSING
REV 3.3 1206