Analog Devices ADSP-219 Series Hardware Reference Manual page 41

AC'97 Controller Registers
These control registers for the serial port are used for audio (sound) and
modem, specifically V.90 modems under codec control.
Table B-17. AC'97 Control Registers
Register Description
Name
AC97LCTL AC'97 Link
Control
Setup control for
AC'97 interface
AC97STAT AC'97 Link
Status
Setup control for
AC'97 interface
AC97SEN AC'97 Slot
Enable Register
Setup control for
AC'97 interface
AC97SVAL AC'97 Input Slot
Valid
Current status of
valid frame from
AC'97 link
AC97SREQ AC'97 Slot
Request
Current status of
AC'97 slot
requests
ADSP-2192 DSP Peripheral Registers
PCI
Address
0x0C1-0x0C0
0x0C3-0x0C2
0x0C5-0x0C4
0x0C7-0x0C6
0x0C9-0x0C8
ADSP-219x/2192 DSP Hardware Reference
USB Address DSP
I/O
Page
0x00C1-0x00C0 0x00
0x00C3-0x00C2 0x00
0x00C5-0x00C4 0x00
0x00C7-0x00C6 0x00
0x00C9-0x00C8 0x00
DSP
I/O
Address
0xC0
0xC2
0xC4
0xC6
0xC8
B-41