Section 3.9 – Texas Instruments TMS320DM644x User Manual
Page 28

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3.9
GPIO Clear Rising Edge Interrupt Register (CLR_RIS_TRIGn)
Registers
The GPIO clear rising edge interrupt register (CLR_RIS_TRIGn) disables a rising edge on the GPIO pin
from generating a GPIO interrupt. The GPIO clear rising edge interrupt register (CLR_RIS_TRIG01) is
shown in
, CLR_RIS_TRIG23 is shown in
, CLR_RIS_TRIG4 is shown in
,
and described in
. See
to determine the CLR_RIS_TRIGn bit associated with each GPIO
bank and pin number.
Figure 22. GPIO Banks 0 and 1 Clear Rising Edge Interrupt Register (CLR_RIS_TRIG01)
31
30
29
28
27
26
25
24
CLRRIS31
CLRRIS30
CLRRIS29
CLRRIS28
CLRRIS27
CLRRIS26
CLRRIS25
CLRRIS24
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
23
22
21
20
19
18
17
16
CLRRIS23
CLRRIS22
CLRRIS21
CLRRIS20
CLRRIS19
CLRRIS18
CLRRIS17
CLRRIS16
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
15
14
13
12
11
10
9
8
CLRRIS15
CLRRIS14
CLRRIS13
CLRRIS12
CLRRIS11
CLRRIS10
CLRRIS9
CLRRIS8
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
7
6
5
4
3
2
1
0
CLRRIS7
CLRRIS6
CLRRIS5
CLRRIS4
CLRRIS3
CLRRIS2
CLRRIS1
CLRRIS0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
LEGEND: R/W = Read/Write; -n = value after reset
Figure 23. GPIO Banks 2 and 3 Clear Rising Edge Interrupt Register (CLR_RIS_TRIG23)
31
30
29
28
27
26
25
24
CLRRIS63
CLRRIS62
CLRRIS61
CLRRIS60
CLRRIS59
CLRRIS58
CLRRIS57
CLRRIS56
R/W-10
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
23
22
21
20
19
18
17
16
CLRRIS55
CLRRIS54
CLRRIS53
CLRRIS52
CLRRIS51
CLRRIS50
CLRRIS49
CLRRIS48
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
15
14
13
12
11
10
9
8
CLRRIS47
CLRRIS46
CLRRIS45
CLRRIS44
CLRRIS43
CLRRIS42
CLRRIS41
CLRRIS40
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
7
6
5
4
3
2
1
0
CLRRIS39
CLRRIS38
CLRRIS37
CLRRIS36
CLRRIS35
CLRRIS34
CLRRIS33
CLRRIS32
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
LEGEND: R/W = Read/Write; -n = value after reset
28
General-Purpose Input/Output (GPIO)
SPRUE25 – December 2005