2 * @brief GPIO Group Interrupt Registers and control functions
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5 * Copyright(C) NXP Semiconductors, 2012
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6 * All rights reserved.
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9 * Software that is described herein is for illustrative purposes only
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10 * which provides customers with programming information regarding the
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11 * LPC products. This software is supplied "AS IS" without any warranties of
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12 * any kind, and NXP Semiconductors and its licensor disclaim any and
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13 * all warranties, express or implied, including all implied warranties of
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14 * merchantability, fitness for a particular purpose and non-infringement of
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15 * intellectual property rights. NXP Semiconductors assumes no responsibility
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16 * or liability for the use of the software, conveys no license or rights under any
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17 * patent, copyright, mask work right, or any other intellectual property rights in
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18 * or to any products. NXP Semiconductors reserves the right to make changes
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19 * in the software without notification. NXP Semiconductors also makes no
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20 * representation or warranty that such application will be suitable for the
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21 * specified use without further testing or modification.
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24 * Permission to use, copy, modify, and distribute this software and its
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25 * documentation is hereby granted, under NXP Semiconductors' and its
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26 * licensor's relevant copyrights in the software, without fee, provided that it
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27 * is used in conjunction with NXP Semiconductors microcontrollers. This
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28 * copyright, permission, and disclaimer notice must appear in all copies of
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32 #ifndef __GPIOGRPINT_001_H_
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33 #define __GPIOGRPINT_001_H_
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35 #include "sys_config.h"
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42 /** @defgroup IP_GPIOGRPINT_001 IP: GPIO Grouped Interrupts register block and driver
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43 * @ingroup IP_Drivers
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48 * @brief GPIO grouped interrupt register block structure
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50 typedef struct { /*!< GPIO_GROUP_INTn Structure */
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51 __IO uint32_t CTRL; /*!< GPIO grouped interrupt control register */
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52 __I uint32_t RESERVED0[7];
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53 __IO uint32_t PORT_POL[8]; /*!< GPIO grouped interrupt port polarity register */
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54 __IO uint32_t PORT_ENA[8]; /*!< GPIO grouped interrupt port m enable register */
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55 } IP_GPIOGROUPINT_001_T;
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58 * @brief GPIO Group Interrupt Pin Initialization
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59 * @param pGPIOGPINT : Pointer to GPIOIR register block
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60 * @param PortComb : GPIO group combined enable, should be: 0 (OR functionality) and 1 (AND functionality)
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61 * @param PortTrigger : GPIO group interrupt trigger, should be: 0 (Edge-triggered) 1 (Level triggered)
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64 STATIC INLINE void IP_GPIOGP_IntInit(IP_GPIOGROUPINT_001_T *pGPIOGPINT, uint8_t PortComb, uint8_t PortTrigger)
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66 pGPIOGPINT->CTRL = ((PortTrigger & 0x1) << 2) | ((PortComb & 0x1) << 1);
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70 * @brief GPIO Group Interrupt Pin Add to Group
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71 * @param pGPIOGPINT : Pointer to GPIOIR register block
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72 * @param PortNum : GPIO port number, should be 0 to 7
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73 * @param PinNum : GPIO pin number, should be 0 to 31
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74 * @param ActiveMode : GPIO active mode, should be 0 (active LOW) and 1 (active HIGH)
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77 void IP_GPIOGP_IntPinAdd(IP_GPIOGROUPINT_001_T *pGPIOGPINT, uint8_t PortNum, uint8_t PinNum, bool ActiveMode);
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80 * @brief GPIO Group Interrupt Pin Remove from Group
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81 * @param pGPIOGPINT : Pointer to GPIOIR register block
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82 * @param PortNum : GPIO port number, should be 0 to 7
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83 * @param PinNum : GPIO pin number, should be 0 to 31
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86 STATIC INLINE void IP_GPIOGP_IntPinRemove(IP_GPIOGROUPINT_001_T *pGPIOGPINT, uint8_t PortNum, uint8_t PinNum)
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88 /* configure to PORT_ENA register */
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89 pGPIOGPINT->PORT_ENA[PortNum] &= ~(1 << PinNum);
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93 * @brief Get GPIO Group Interrupt Get Status
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94 * @param pGPIOGPINT : Pointer to GPIOIR register block
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95 * @return true if interrupt is pending, otherwise false
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97 STATIC INLINE bool IP_GPIOGP_IntGetStatus(IP_GPIOGROUPINT_001_T *pGPIOGPINT)
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99 return (bool) (pGPIOGPINT->CTRL & 0x01);
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103 * @brief Clear GPIO Group Interrupt
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104 * @param pGPIOGPINT : Pointer to GPIOIR register block
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107 STATIC INLINE void IP_GPIOGP_IntClear(IP_GPIOGROUPINT_001_T *pGPIOGPINT)
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109 pGPIOGPINT->CTRL |= 0x01;
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120 #endif /* __GPIOGRPINT_001_H_ */
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