ADSP-219x/2192 DSP Hardware Reference B-25
ADSP-2192 DSP Peripheral Registers
GPIO Configuration (GPIOCFG) Register
L
This register resets to 0x7F.
GPIO Polarity (GPIOPOL) Register
L
This register resets to 0xFF.
GPIOPUP
GPIO Pullup
Pull-up enable (if input):
1 = enable, 0 = Hi-Z
0x01C
0x001C
0x00
0x1C
GPIOPDN
GPIO Pulldown
Pull-down enable (if
input): 1 = enable, 0 =
Hi-Z
0x01E
0x001E
0x00
0x1E
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Re
se
rv
ed
GC
FG
[7
:0
]
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Re
se
rv
ed
GP
O
L
[7
:0
]
Table B-7. GPIO Control Registers (Continued)
Register
Name
Description
PCI
Address
USB
Address
DSP
I/O
Page
DSP
I/O
Address