UM10360 Datasheet, PDF (134/835 Pages) NXP Semiconductors – LPC17xx User manual

NXP Semiconductors
UM10360
Chapter 9: LPC17xx General Purpose Input/Output (GPIO)
5.6.7 GPIO Interrupt Status for port 2 Rising Edge Interrupt (IO2IntStatR -
0x4002 80A4)
Each bit in these read-only registers indicates the rising edge interrupt status for port 2.
Table 118. GPIO Interrupt Status for port 2 Rising Edge Interrupt (IO2IntStatR - 0x4002 80A4)
bit description
Bit Symbol Value Description
Reset
value
0
P2.0REI
Status of Rising Edge Interrupt for P2.0
0
0
A rising edge has not been detected on P2.0.
1
Interrupt has been generated due to a rising edge on P2.0.
1
P2.1REI
Status of Rising Edge Interrupt for P2.1.
0
2
P2.2REI
Status of Rising Edge Interrupt for P2.2.
0
3
P2.3REI
Status of Rising Edge Interrupt for P2.3.
0
4
P2.4REI
Status of Rising Edge Interrupt for P2.4.
0
5
P2.5REI
Status of Rising Edge Interrupt for P2.5.
0
6
P2.6REI
Status of Rising Edge Interrupt for P2.6.
0
7
P2.7REI
Status of Rising Edge Interrupt for P2.7.
0
8
P2.8REI
Status of Rising Edge Interrupt for P2.8.
0
9
P2.9REI
Status of Rising Edge Interrupt for P2.9.
0
10 P2.10REI
Status of Rising Edge Interrupt for P2.10.
0
11
P2.11REI^[1]
Status of Rising Edge Interrupt for P2.11.
0
12
P2.12REI^[1]
Status of Rising Edge Interrupt for P2.12.
0
13
P2.13REI^[1]
Status of Rising Edge Interrupt for P2.13.
0
31:14 -
Reserved.
NA
[1] Not available on 80-pin package.
5.6.8 GPIO Interrupt Status for port 0 Falling Edge Interrupt (IO0IntStatF -
0x4002 8088)
Each bit in these read-only registers indicates the falling edge interrupt status for port 0.
Table 119. GPIO Interrupt Status for port 0 Falling Edge Interrupt (IO0IntStatF - 0x4002 8088)
bit description
Bit Symbol Value Description
Reset
value
0
P0.0FEI
Status of Falling Edge Interrupt for P0.0
0
0
A falling edge has not been detected on P0.0.
1
Interrupt has been generated due to a falling edge on P0.0.
1
P0.1FEI
Status of Falling Edge Interrupt for P0.1.
0
2
P0.2FEI
Status of Falling Edge Interrupt for P0.2.
0
3
P0.3FEI
Status of Falling Edge Interrupt for P0.3.
0
4
P0.4FEI^[1]
Status of Falling Edge Interrupt for P0.4.
0
5
P0.5FEI^[1]
Status of Falling Edge Interrupt for P0.5.
0
6
P0.6FEI
Status of Falling Edge Interrupt for P0.6.
0
7
P0.7FEI
Status of Falling Edge Interrupt for P0.7.
0
UM10360_1
User manual
Rev. 01 — 4 January 2010
© NXP B.V. 2010. All rights reserved.
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