LM3S3739 Luminary Micro, Inc, LM3S3739 Datasheet - Page 259
LM3S3739
Manufacturer Part Number
LM3S3739
Description
Lm3s3739 Arm Microcontroller
Manufacturer
Luminary Micro, Inc
Datasheet
1.LM3S3739.pdf
(664 pages)
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Reset
Reset
Type
Type
GPIO Interrupt Clear (GPIOICR)
GPIO Port A (legacy) base: 0x4000.4000
GPIO Port A (high-speed) base: 0x4005.8000
GPIO Port B (legacy) base: 0x4000.5000
GPIO Port B (high-speed) base: 0x4005.9000
GPIO Port C (legacy) base: 0x4000.6000
GPIO Port C (high-speed) base: 0x4005.A000
GPIO Port D (legacy) base: 0x4000.7000
GPIO Port D (high-speed) base: 0x4005.B000
GPIO Port E (legacy) base: 0x4002.4000
GPIO Port E (high-speed) base: 0x4005.C000
GPIO Port F (legacy) base: 0x4002.5000
GPIO Port F (high-speed) base: 0x4005.D000
GPIO Port G (legacy) base: 0x4002.6000
GPIO Port G (high-speed) base: 0x4005.E000
GPIO Port H (legacy) base: 0x4002.7000
GPIO Port H (high-speed) base: 0x4005.F000
Offset 0x41C
Type W1C, reset 0x0000.0000
June 02, 2008
Bit/Field
31:8
7:0
RO
RO
31
15
0
0
RO
RO
Register 9: GPIO Interrupt Clear (GPIOICR), offset 0x41C
The GPIOICR register is the interrupt clear register. Writing a 1 to a bit in this register clears the
corresponding interrupt edge detection logic register. Writing a 0 has no effect.
30
14
0
0
RO
RO
29
13
reserved
0
0
Name
IC
RO
RO
28
12
0
0
reserved
RO
RO
27
11
0
0
W1C
Type
RO
RO
RO
26
10
0
0
RO
RO
Reset
25
0x00
0x00
0
9
0
Preliminary
RO
RO
24
0
8
0
reserved
Description
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
GPIO Interrupt Clear
The IC values are defined as follows:
Value
0
1
W1C
RO
23
0
7
0
Description
Corresponding interrupt is unaffected.
Corresponding interrupt is cleared.
W1C
RO
22
0
6
0
W1C
RO
21
0
5
0
W1C
RO
20
0
4
0
IC
W1C
RO
19
0
3
0
LM3S3739 Microcontroller
W1C
RO
18
0
2
0
W1C
RO
17
0
1
0
W1C
RO
16
0
0
0
259
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