W90221X Winbond Electronics Corp America, W90221X Datasheet - Page 48
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W90221X
Manufacturer Part Number
W90221X
Description
Pa-risc Embedded Controller
Manufacturer
Winbond Electronics Corp America
Datasheet
1.W90221X.pdf
(220 pages)
- Current page: 48 of 220
- Download datasheet (3Mb)
GPIO Interrupt Request Register (PINT)
Port address: 0x0000005c
Bits 0-15
Bits 16-30
Bit 31
W90221X version 0.6
16
24
0
8
17
25
1
9
Reserved
GPIO interrupt request
When the GPIO is programmed as input pin, any transition in GPIO
pins (a recognizable logic state shall keep stable for at least two
debounce clocks (TCLK_BUN)) will set related bits in this register to
logical high. Besides, the GPIO module will not issue interrupt request
to CPU host unless the same bits of PIEN and PINT are both set high.
Reserved
GPIO Interrupt Request [8:14]
10
18
26
2
GPIO Interrupt Request [0:7]
Access type: read/write
11
19
27
3
Reserved
Reserved
12
20
28
4
13
21
29
5
14
22
30
6
Default: 0x0
Reserved
15
23
31
7
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