Fork of Smoothie to port to mbed non-LPC targets.
Fork of Smoothie by
libs/LPC17xx/LPC17xxLib/inc/lpc17xx_exti.h
- Committer:
- Michael J. Spencer
- Date:
- 2014-02-28
- Revision:
- 2:1df0b61d3b5a
File content as of revision 2:1df0b61d3b5a:
/********************************************************************** * $Id$ lpc17xx_exti.h 2010-05-21 *//** * @file lpc17xx_exti.h * @brief Contains all macro definitions and function prototypes * support for External interrupt firmware library on LPC17xx * @version 2.0 * @date 21. May. 2010 * @author NXP MCU SW Application Team * * Copyright(C) 2010, NXP Semiconductor * All rights reserved. * *********************************************************************** * Software that is described herein is for illustrative purposes only * which provides customers with programming information regarding the * products. This software is supplied "AS IS" without any warranties. * NXP Semiconductors assumes no responsibility or liability for the * use of the software, conveys no license or title under any patent, * copyright, or mask work right to the product. NXP Semiconductors * reserves the right to make changes in the software without * notification. NXP Semiconductors also make no representation or * warranty that such application will be suitable for the specified * use without further testing or modification. **********************************************************************/ /* Peripheral group ----------------------------------------------------------- */ /** @defgroup EXTI EXTI (External Interrupt) * @ingroup LPC1700CMSIS_FwLib_Drivers * @{ */ #ifndef LPC17XX_EXTI_H_ #define LPC17XX_EXTI_H_ /* Includes ------------------------------------------------------------------- */ #include "LPC17xx.h" #include "lpc_types.h" #ifdef __cplusplus extern "C" { #endif /* Private Macros ------------------------------------------------------------- */ /** @defgroup EXTI_Private_Macros EXTI Private Macros * @{ */ /*********************************************************************//** * Macro defines for EXTI control register **********************************************************************/ #define EXTI_EINT0_BIT_MARK 0x01 #define EXTI_EINT1_BIT_MARK 0x02 #define EXTI_EINT2_BIT_MARK 0x04 #define EXTI_EINT3_BIT_MARK 0x08 /** * @} */ /* Private Macros ------------------------------------------------------------- */ /** @defgroup EXTI_Public_Types EXTI Public Types * @{ */ /** * @brief EXTI external interrupt line option */ typedef enum { EXTI_EINT0, /*!< External interrupt 0, P2.10 */ EXTI_EINT1, /*!< External interrupt 0, P2.11 */ EXTI_EINT2, /*!< External interrupt 0, P2.12 */ EXTI_EINT3 /*!< External interrupt 0, P2.13 */ } EXTI_LINE_ENUM; /** * @brief EXTI mode option */ typedef enum { EXTI_MODE_LEVEL_SENSITIVE, /*!< Level sensitivity is selected */ EXTI_MODE_EDGE_SENSITIVE /*!< Edge sensitivity is selected */ } EXTI_MODE_ENUM; /** * @brief EXTI polarity option */ typedef enum { EXTI_POLARITY_LOW_ACTIVE_OR_FALLING_EDGE, /*!< Low active or falling edge sensitive depending on pin mode */ EXTI_POLARITY_HIGH_ACTIVE_OR_RISING_EDGE /*!< High active or rising edge sensitive depending on pin mode */ } EXTI_POLARITY_ENUM; /** * @brief EXTI Initialize structure */ typedef struct { EXTI_LINE_ENUM EXTI_Line; /*!<Select external interrupt pin (EINT0, EINT1, EINT 2, EINT3) */ EXTI_MODE_ENUM EXTI_Mode; /*!< Choose between Level-sensitivity or Edge sensitivity */ EXTI_POLARITY_ENUM EXTI_polarity; /*!< If EXTI mode is level-sensitive: this element use to select low or high active level if EXTI mode is polarity-sensitive: this element use to select falling or rising edge */ }EXTI_InitTypeDef; /** * @} */ /* Public Functions ----------------------------------------------------------- */ /** @defgroup EXTI_Public_Functions EXTI Public Functions * @{ */ void EXTI_Init(void); void EXTI_DeInit(void); void EXTI_Config(EXTI_InitTypeDef *EXTICfg); void EXTI_SetMode(EXTI_LINE_ENUM EXTILine, EXTI_MODE_ENUM mode); void EXTI_SetPolarity(EXTI_LINE_ENUM EXTILine, EXTI_POLARITY_ENUM polarity); void EXTI_ClearEXTIFlag(EXTI_LINE_ENUM EXTILine); /** * @} */ #ifdef __cplusplus } #endif #endif /* LPC17XX_EXTI_H_ */ /** * @} */ /* --------------------------------- End Of File ------------------------------ */