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 140 of 841
NXP Semiconductors
UM10360
Chapter 9: LPC176x/5x General Purpose Input/Output (GPIO)
[1] Not available on 80-pin package.
9.5.6.11 GPIO Interrupt Clear register for port 2 (IO2IntClr - 0x4002 80AC)
Writing a 1 into a bit in this write-only register clears any interrupts for the corresponding
port 2 pin.
[1] Not available on 80-pin package.
22 P0.22CI Clear GPIO port Interrupts for P0.22. 0
23 P0.23CI
[1]
Clear GPIO port Interrupts for P0.23. 0
24 P0.24CI
[1]
Clear GPIO port Interrupts for P0.24. 0
25 P0.25CI Clear GPIO port Interrupts for P0.25. 0
26 P0.26CI Clear GPIO port Interrupts for P0.26. 0
27 P0.27CI
[1]
Clear GPIO port Interrupts for P0.27. 0
28 P0.28CI
[1]
Clear GPIO port Interrupts for P0.28. 0
29 P0.29CI Clear GPIO port Interrupts for P0.29. 0
30 P0.30CI Clear GPIO port Interrupts for P0.30. 0
31 - Reserved. NA
Table 122. GPIO Interrupt Clear register for port 0 (IO0IntClr - 0x4002 808C)) bit
description …continued
Bit Symbol Value Description Reset
value
Table 123. GPIO Interrupt Clear register for port 2 (IO2IntClr - 0x4002 80AC) bit description
Bit Symbol Value Description Reset
value
0 P2.0CI Clear GPIO port Interrupts for P2.0 0
0 Corresponding bits in IOxIntStatR and IOxIntStatF are
unchanged.
1 Corresponding bits in IOxIntStatR and IOxStatF are cleared.
1 P2.1CI Clear GPIO port Interrupts for P2.1. 0
2 P2.2CI Clear GPIO port Interrupts for P2.2. 0
3 P2.3CI Clear GPIO port Interrupts for P2.3. 0
4 P2.4CI Clear GPIO port Interrupts for P2.4. 0
5 P2.5CI Clear GPIO port Interrupts for P2.5. 0
6 P2.6CI Clear GPIO port Interrupts for P2.6. 0
7 P2.7CI Clear GPIO port Interrupts for P2.7. 0
8 P2.8CI Clear GPIO port Interrupts for P2.8. 0
9 P2.9CI Clear GPIO port Interrupts for P2.9. 0
10 P2.10CI Clear GPIO port Interrupts for P2.10. 0
11 P2.11CI
[1]
Clear GPIO port Interrupts for P2.11. 0
12 P2.12CI
[1]
Clear GPIO port Interrupts for P2.12. 0
13 P2.13CI
[1]
Clear GPIO port Interrupts for P2.13. 0
31:14 - Reserved. NA
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