ADSP-219x/2192 DSP Hardware Reference B-11
ADSP-2192 DSP Peripheral Registers
ADSP-2192 Peripheral Device Control
Registers
The following tables show the Peripheral Device Control Registers accessi-
ble by both DSP cores and the PCI and USB interfaces.
The following is a summary of the various classes of I/O registers and their
organization within DSP I/O pages.
L
Addresses are 8-bit values. The Page is also an 8-bit value.
Table B-2. Register Group Descriptions
Page
Addresses
Descriptions
Access
permitted by
Refer to
0x00
0x00-0x0F
ADSP-2192 Chip Control
Registers
DSP / PCI / USB
0x10-0x1F
General Purpose I/O
(GPIO) Control Registers
DSP / PCI / USB
0x20-0x2F
Host Mailbox Registers
DSP / PCI / USB
0x30
EEPROM Register
DSP / PCI / USB
0xA0-0xBF
JTAG ID Registers
DSP Only
0xC0-0xFF
AC’97 Controller Registers
DSP / PCI / USB
0x01
0x00-0x2D
CardBus Function Event
Registers
DSP / PCI
0x02-0x03
Reserved
0x04
0x00-0x7E
AC’97 Codec Register
Space,
Primary Codec 0
DSP / PCI / USB