Analog Devices ADSP-219 Series Hardware Reference Manual page 31

Table B-10 lists the Peripheral Device Control Register Space for
PCI/USB Mailbox registers. For register bit names and descriptions for
each register, see the topic
Chapter 6 Dual DSP
Table B-10. PCI / USB Mailbox Registers
Register Description
Name
MBXSTAT Mailbox Status
MBXCTL Mailbox Control
MBX_IN0 Incoming Mail-
box 0
PCI/USB to DSP
mailbox
MBX_IN1 Incoming Mail-
box 1
PCI/USB to DSP
mailbox
MBX_OUT0 Outgoing Mail-
box 0
DSP to PCI/USB
mailbox
MBX_OUT1 Outgoing Mail-
box 0
DSP to PCI/USB
mailbox
ADSP-2192 DSP Peripheral Registers
"Using DSP and PCI Mailbox Registers" in
Cores.
PCI
Address
0x021-0x020
0x023-0x022
0x025-0x024
0x027-0x026
0x029-0x028
0x02B-0x02A
ADSP-219x/2192 DSP Hardware Reference
USB Address DSP
I/O
Page
0x0021-0x0020 0x00
0x0023-0x0022 0x00
0x0025-0x0024 0x00
0x0027-0x0026 0x00
0x0029-0x0028 0x00
0x002B-0x002A 0x00
DSP
I/O
Address
0x20
0x22
0x24
0x26
0x28
0x2A
B-31