82801CA Datasheet, PDF (416/521 Pages) Intel Corporation – I/O Controller Hub 3-S (ICH3-S)

AC ’97 Audio Controller Registers (D31:F5)
13.1.7
13.1.8
13.1.9
SCC—Sub Class Code Register (Audio—D31:F5)
Address Offset: 0Ah
Default Value: 01h
Lockable:
No
Attribute:
Size:
Power Well:
RO
8 bits
Core
Bit
Sub Class Code—RO.
7:0
01h = Audio Device.
Description
BCC—Base Class Code Register (Audio—D31:F5)
Address Offset: 0Bh
Default Value: 04h
Lockable:
No
Attribute:
Size:
Power Well:
RO
8 bits
Core
Bit
Base Class Code—RO.
7:0
04h = Multimedia device.
Description
HEDT—Header Type Register (Audio—D31:F5)
Address Offset: 0Eh
Default Value: 00h
Lockable:
No
Attribute:
Size:
Power Well:
RO
8 bits
Core
Bit
7:0 Header Type. Hardwired to 00h.
Description
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Intel^® 82801CA ICH3-S Datasheet