UM10360 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
User manual Rev. 3 — 19 December 2013 139 of 841
NXP Semiconductors
UM10360
Chapter 9: LPC176x/5x General Purpose Input/Output (GPIO)
[1] Not available on 80-pin package.
9.5.6.10 GPIO Interrupt Clear register for port 0 (IO0IntClr - 0x4002 808C)
Writing a 1 into a bit in this write-only register clears any interrupts for the corresponding
port 0 pin.
7 P2.7FEI Status of Falling Edge Interrupt for P2.7. 0
8 P2.8FEI Status of Falling Edge Interrupt for P2.8. 0
9 P2.9FEI Status of Falling Edge Interrupt for P2.9. 0
10 P2.10FEI Status of Falling Edge Interrupt for P2.10. 0
11 P2.11FEI
[1]
Status of Falling Edge Interrupt for P2.11. 0
12 P2.12FEI
[1]
Status of Falling Edge Interrupt for P2.12. 0
13 P2.13FEI
[1]
Status of Falling Edge Interrupt for P2.13. 0
31:14 - Reserved. NA
Table 121. GPIO Interrupt Status for port 2 Falling Edge Interrupt (IO2IntStatF - 0x4002 80A8)
bit description …continued
Bit Symbol Value Description Reset
value
Table 122. GPIO Interrupt Clear register for port 0 (IO0IntClr - 0x4002 808C)) bit
description
Bit Symbol Value Description Reset
value
0 P0.0CI Clear GPIO port Interrupts for P0.0 0
0 Corresponding bits in IOxIntStatR and IOxIntStatF are
unchanged.
1 Corresponding bits in IOxIntStatR and IOxStatF are cleared.
1 P0.1CI Clear GPIO port Interrupts for P0.1. 0
2 P0.2CI Clear GPIO port Interrupts for P0.2. 0
3 P0.3CI Clear GPIO port Interrupts for P0.3. 0
4 P0.4CI
[1]
Clear GPIO port Interrupts for P0.4. 0
5 P0.5CI
[1]
Clear GPIO port Interrupts for P0.5. 0
6 P0.6CI Clear GPIO port Interrupts for P0.6. 0
7 P0.7CI Clear GPIO port Interrupts for P0.7. 0
8 P0.8CI Clear GPIO port Interrupts for P0.8. 0
9 P0.9CI Clear GPIO port Interrupts for P0.9. 0
10 P0.10CI Clear GPIO port Interrupts for P0.10. 0
11 P0.11CI Clear GPIO port Interrupts for P0.11. 0
14:12 - Reserved. NA
15 P0.15CI Clear GPIO port Interrupts for P0.15. 0
16 P0.16CI Clear GPIO port Interrupts for P0.16. 0
17 P0.17CI Clear GPIO port Interrupts for P0.17. 0
18 P0.18CI Clear GPIO port Interrupts for P0.18. 0
19 P0.19CI
[1]
Clear GPIO port Interrupts for P0.19. 0
20 P0.20CI
[1]
Clear GPIO port Interrupts for P0.20. 0
21 P0.21CI
[1]
Clear GPIO port Interrupts for P0.21. 0