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gpiopinint_001.h
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1 /*
2 * @brief GPIO Pin Interrupt Registers and control functions
3 *
4 * @note
5 * Copyright(C) NXP Semiconductors, 2012
6 * All rights reserved.
7 *
8 * @par
9 * Software that is described herein is for illustrative purposes only
10 * which provides customers with programming information regarding the
11 * LPC products. This software is supplied "AS IS" without any warranties of
12 * any kind, and NXP Semiconductors and its licensor disclaim any and
13 * all warranties, express or implied, including all implied warranties of
14 * merchantability, fitness for a particular purpose and non-infringement of
15 * intellectual property rights. NXP Semiconductors assumes no responsibility
16 * or liability for the use of the software, conveys no license or rights under any
17 * patent, copyright, mask work right, or any other intellectual property rights in
18 * or to any products. NXP Semiconductors reserves the right to make changes
19 * in the software without notification. NXP Semiconductors also makes no
20 * representation or warranty that such application will be suitable for the
21 * specified use without further testing or modification.
22 *
23 * @par
24 * Permission to use, copy, modify, and distribute this software and its
25 * documentation is hereby granted, under NXP Semiconductors' and its
26 * licensor's relevant copyrights in the software, without fee, provided that it
27 * is used in conjunction with NXP Semiconductors microcontrollers. This
28 * copyright, permission, and disclaimer notice must appear in all copies of
29 * this code.
30 */
31
32 #ifndef __GPIOPININT_001_H_
33 #define __GPIOPININT_001_H_
34
35 #include "sys_config.h"
36 #include "cmsis.h"
37
38 #ifdef __cplusplus
39 extern "C" {
40 #endif
41
50 typedef struct {
51 __IO uint32_t ISEL;
52 __IO uint32_t IENR;
53 __O uint32_t SIENR;
54 __O uint32_t CIENR;
55 __IO uint32_t IENF;
56 __O uint32_t SIENF;
57 __O uint32_t CIENF;
58 __IO uint32_t RISE;
59 __IO uint32_t FALL;
60 __IO uint32_t IST;
61 } IP_GPIOPININT_001_T;
62
63 typedef enum IP_GPIOPININT_MODE {
64 GPIOPININT_RISING_EDGE = 0x01,
65 GPIOPININT_FALLING_EDGE = 0x02,
66 GPIOPININT_ACTIVE_HIGH_LEVEL = 0x04,
67 GPIOPININT_ACTIVE_LOW_LEVEL = 0x08
68 } IP_GPIOPININT_MODE_T;
69
81 void IP_GPIOPININT_IntCmd(IP_GPIOPININT_001_T *pGPIOPININT, uint8_t PortNum, IP_GPIOPININT_MODE_T IntMode);
82
89 STATIC INLINE bool IP_GPIOPININT_IntGetStatus(IP_GPIOPININT_001_T *pGPIOPININT, uint8_t PortNum)
90 {
91 return (bool) (((pGPIOPININT->IST) >> PortNum) & 0x01);
92 }
93
100 STATIC INLINE void IP_GPIOPININT_IntClear(IP_GPIOPININT_001_T *pGPIOPININT, uint8_t PortNum)
101 {
102 if (!(pGPIOPININT->ISEL & (1 << PortNum))) {
103 pGPIOPININT->IST |= (1 << PortNum);
104 }
105 }
106
111 #ifdef __cplusplus
112 }
113 #endif
114
115 #endif /* __GPIOPININT_001_H_ */