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