Analog Devices ADSP-219 Series Hardware Reference Manual page 45

AC'97 Codec Registers
These register spaces are used to access registers in external codecs that are
connected to the AC'97 port. Refer to the standard list provided in docu-
mentation for your codec. The IDs associated with primary, secondary,
and tertiary registers report addressing information available for accessing
the codecs.
AC'97 Codec Register Space-Primary Codec 0 (AC97EXT0)
Register
Table B-18. AC'97 External Codec Space 0 Registers
Register Description
Name
AC97EXT0 AC'97 External
Codec Space 0.
External Primary
Codec 0 Register
AC'97 Codec Register Space, Secondary Codec 1
(AC97EXT1) Register
Table B-19. AC'97 External Codec Space 1 Registers
Register Description
Name
AC97EXT1 AC'97 External
Codec Space 1.
External Second-
ary Codec 1 Reg-
ister
ADSP-2192 DSP Peripheral Registers
PCI
Address
0x47F-0x400
PCI
Address
0x57F-0x500
ADSP-219x/2192 DSP Hardware Reference
USB Address DSP
I/O
Page
0x047F-0x0400 0x04
USB Address DSP
I/O
Page
0x057F-0x0500 0x05
DSP I/O
Address
0x7F-0x00
DSP
I/O
Address
0x7F-0x00
B-45