Date: March 20, 2011 This library is created from "LPC17xx CMSIS-Compliant Standard Peripheral Firmware Driver Library (GNU, Keil, IAR) (Jan 28, 2011)", available from NXP's website, under "All microcontrollers support documents" [[http://ics.nxp.com/support/documents/microcontrollers/?type=software]] You will need to follow [[/projects/libraries/svn/mbed/trunk/LPC1768/LPC17xx.h]] while using this library Examples provided here [[/users/frank26080115/programs/LPC1700CMSIS_Examples/]] The beautiful thing is that NXP does not place copyright protection on any of the files in here Only a few modifications are made to make it compile with the mbed online compiler, I fixed some warnings as well. This is untested as of March 20, 2011 Forum post about this library: [[/forum/mbed/topic/2030/]]
lpc17xx_exti.h@0:84d7747641aa, 2011-03-20 (annotated)
- Committer:
- frank26080115
- Date:
- Sun Mar 20 18:45:15 2011 +0000
- Revision:
- 0:84d7747641aa
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
frank26080115 | 0:84d7747641aa | 1 | /***********************************************************************//** |
frank26080115 | 0:84d7747641aa | 2 | * @file lpc17xx_exti.h |
frank26080115 | 0:84d7747641aa | 3 | * @brief Contains all macro definitions and function prototypes |
frank26080115 | 0:84d7747641aa | 4 | * support for External interrupt firmware library on LPC17xx |
frank26080115 | 0:84d7747641aa | 5 | * @version 2.0 |
frank26080115 | 0:84d7747641aa | 6 | * @date 21. May. 2010 |
frank26080115 | 0:84d7747641aa | 7 | * @author NXP MCU SW Application Team |
frank26080115 | 0:84d7747641aa | 8 | ************************************************************************** |
frank26080115 | 0:84d7747641aa | 9 | * Software that is described herein is for illustrative purposes only |
frank26080115 | 0:84d7747641aa | 10 | * which provides customers with programming information regarding the |
frank26080115 | 0:84d7747641aa | 11 | * products. This software is supplied "AS IS" without any warranties. |
frank26080115 | 0:84d7747641aa | 12 | * NXP Semiconductors assumes no responsibility or liability for the |
frank26080115 | 0:84d7747641aa | 13 | * use of the software, conveys no license or title under any patent, |
frank26080115 | 0:84d7747641aa | 14 | * copyright, or mask work right to the product. NXP Semiconductors |
frank26080115 | 0:84d7747641aa | 15 | * reserves the right to make changes in the software without |
frank26080115 | 0:84d7747641aa | 16 | * notification. NXP Semiconductors also make no representation or |
frank26080115 | 0:84d7747641aa | 17 | * warranty that such application will be suitable for the specified |
frank26080115 | 0:84d7747641aa | 18 | * use without further testing or modification. |
frank26080115 | 0:84d7747641aa | 19 | **************************************************************************/ |
frank26080115 | 0:84d7747641aa | 20 | |
frank26080115 | 0:84d7747641aa | 21 | /* Peripheral group ----------------------------------------------------------- */ |
frank26080115 | 0:84d7747641aa | 22 | /** @defgroup EXTI EXTI |
frank26080115 | 0:84d7747641aa | 23 | * @ingroup LPC1700CMSIS_FwLib_Drivers |
frank26080115 | 0:84d7747641aa | 24 | * @{ |
frank26080115 | 0:84d7747641aa | 25 | */ |
frank26080115 | 0:84d7747641aa | 26 | |
frank26080115 | 0:84d7747641aa | 27 | #ifndef LPC17XX_EXTI_H_ |
frank26080115 | 0:84d7747641aa | 28 | #define LPC17XX_EXTI_H_ |
frank26080115 | 0:84d7747641aa | 29 | |
frank26080115 | 0:84d7747641aa | 30 | /* Includes ------------------------------------------------------------------- */ |
frank26080115 | 0:84d7747641aa | 31 | #include "LPC17xx.h" |
frank26080115 | 0:84d7747641aa | 32 | #include "lpc_types.h" |
frank26080115 | 0:84d7747641aa | 33 | |
frank26080115 | 0:84d7747641aa | 34 | |
frank26080115 | 0:84d7747641aa | 35 | #ifdef __cplusplus |
frank26080115 | 0:84d7747641aa | 36 | extern "C" |
frank26080115 | 0:84d7747641aa | 37 | { |
frank26080115 | 0:84d7747641aa | 38 | #endif |
frank26080115 | 0:84d7747641aa | 39 | |
frank26080115 | 0:84d7747641aa | 40 | |
frank26080115 | 0:84d7747641aa | 41 | /* Private Macros ------------------------------------------------------------- */ |
frank26080115 | 0:84d7747641aa | 42 | /** @defgroup EXTI_Private_Macros EXTI Private Macros |
frank26080115 | 0:84d7747641aa | 43 | * @{ |
frank26080115 | 0:84d7747641aa | 44 | */ |
frank26080115 | 0:84d7747641aa | 45 | /*********************************************************************//** |
frank26080115 | 0:84d7747641aa | 46 | * Macro defines for EXTI control register |
frank26080115 | 0:84d7747641aa | 47 | **********************************************************************/ |
frank26080115 | 0:84d7747641aa | 48 | #define EXTI_EINT0_BIT_MARK 0x01 |
frank26080115 | 0:84d7747641aa | 49 | #define EXTI_EINT1_BIT_MARK 0x02 |
frank26080115 | 0:84d7747641aa | 50 | #define EXTI_EINT2_BIT_MARK 0x04 |
frank26080115 | 0:84d7747641aa | 51 | #define EXTI_EINT3_BIT_MARK 0x08 |
frank26080115 | 0:84d7747641aa | 52 | |
frank26080115 | 0:84d7747641aa | 53 | /** |
frank26080115 | 0:84d7747641aa | 54 | * @} |
frank26080115 | 0:84d7747641aa | 55 | */ |
frank26080115 | 0:84d7747641aa | 56 | |
frank26080115 | 0:84d7747641aa | 57 | /* Private Macros ------------------------------------------------------------- */ |
frank26080115 | 0:84d7747641aa | 58 | /** @defgroup EXTI_Public_Types EXTI Public Types |
frank26080115 | 0:84d7747641aa | 59 | * @{ |
frank26080115 | 0:84d7747641aa | 60 | */ |
frank26080115 | 0:84d7747641aa | 61 | |
frank26080115 | 0:84d7747641aa | 62 | /** |
frank26080115 | 0:84d7747641aa | 63 | * @brief EXTI external interrupt line option |
frank26080115 | 0:84d7747641aa | 64 | */ |
frank26080115 | 0:84d7747641aa | 65 | typedef enum |
frank26080115 | 0:84d7747641aa | 66 | { |
frank26080115 | 0:84d7747641aa | 67 | EXTI_EINT0, /*!< External interrupt 0, P2.10 */ |
frank26080115 | 0:84d7747641aa | 68 | EXTI_EINT1, /*!< External interrupt 0, P2.11 */ |
frank26080115 | 0:84d7747641aa | 69 | EXTI_EINT2, /*!< External interrupt 0, P2.12 */ |
frank26080115 | 0:84d7747641aa | 70 | EXTI_EINT3 /*!< External interrupt 0, P2.13 */ |
frank26080115 | 0:84d7747641aa | 71 | } EXTI_LINE_ENUM; |
frank26080115 | 0:84d7747641aa | 72 | |
frank26080115 | 0:84d7747641aa | 73 | /** |
frank26080115 | 0:84d7747641aa | 74 | * @brief EXTI mode option |
frank26080115 | 0:84d7747641aa | 75 | */ |
frank26080115 | 0:84d7747641aa | 76 | typedef enum |
frank26080115 | 0:84d7747641aa | 77 | { |
frank26080115 | 0:84d7747641aa | 78 | EXTI_MODE_LEVEL_SENSITIVE, /*!< Level sensitivity is selected */ |
frank26080115 | 0:84d7747641aa | 79 | EXTI_MODE_EDGE_SENSITIVE /*!< Edge sensitivity is selected */ |
frank26080115 | 0:84d7747641aa | 80 | } EXTI_MODE_ENUM; |
frank26080115 | 0:84d7747641aa | 81 | |
frank26080115 | 0:84d7747641aa | 82 | /** |
frank26080115 | 0:84d7747641aa | 83 | * @brief EXTI polarity option |
frank26080115 | 0:84d7747641aa | 84 | */ |
frank26080115 | 0:84d7747641aa | 85 | typedef enum |
frank26080115 | 0:84d7747641aa | 86 | { |
frank26080115 | 0:84d7747641aa | 87 | EXTI_POLARITY_LOW_ACTIVE_OR_FALLING_EDGE, /*!< Low active or falling edge sensitive |
frank26080115 | 0:84d7747641aa | 88 | depending on pin mode */ |
frank26080115 | 0:84d7747641aa | 89 | EXTI_POLARITY_HIGH_ACTIVE_OR_RISING_EDGE /*!< High active or rising edge sensitive |
frank26080115 | 0:84d7747641aa | 90 | depending on pin mode */ |
frank26080115 | 0:84d7747641aa | 91 | } EXTI_POLARITY_ENUM; |
frank26080115 | 0:84d7747641aa | 92 | |
frank26080115 | 0:84d7747641aa | 93 | /** |
frank26080115 | 0:84d7747641aa | 94 | * @brief EXTI Initialize structure |
frank26080115 | 0:84d7747641aa | 95 | */ |
frank26080115 | 0:84d7747641aa | 96 | typedef struct |
frank26080115 | 0:84d7747641aa | 97 | { |
frank26080115 | 0:84d7747641aa | 98 | EXTI_LINE_ENUM EXTI_Line; /*!<Select external interrupt pin (EINT0, EINT1, EINT 2, EINT3) */ |
frank26080115 | 0:84d7747641aa | 99 | |
frank26080115 | 0:84d7747641aa | 100 | EXTI_MODE_ENUM EXTI_Mode; /*!< Choose between Level-sensitivity or Edge sensitivity */ |
frank26080115 | 0:84d7747641aa | 101 | |
frank26080115 | 0:84d7747641aa | 102 | EXTI_POLARITY_ENUM EXTI_polarity; /*!< If EXTI mode is level-sensitive: this element use to select low or high active level |
frank26080115 | 0:84d7747641aa | 103 | if EXTI mode is polarity-sensitive: this element use to select falling or rising edge */ |
frank26080115 | 0:84d7747641aa | 104 | |
frank26080115 | 0:84d7747641aa | 105 | }EXTI_InitTypeDef; |
frank26080115 | 0:84d7747641aa | 106 | |
frank26080115 | 0:84d7747641aa | 107 | |
frank26080115 | 0:84d7747641aa | 108 | /** |
frank26080115 | 0:84d7747641aa | 109 | * @} |
frank26080115 | 0:84d7747641aa | 110 | */ |
frank26080115 | 0:84d7747641aa | 111 | |
frank26080115 | 0:84d7747641aa | 112 | |
frank26080115 | 0:84d7747641aa | 113 | /* Public Functions ----------------------------------------------------------- */ |
frank26080115 | 0:84d7747641aa | 114 | /** @defgroup EXTI_Public_Functions EXTI Public Functions |
frank26080115 | 0:84d7747641aa | 115 | * @{ |
frank26080115 | 0:84d7747641aa | 116 | */ |
frank26080115 | 0:84d7747641aa | 117 | |
frank26080115 | 0:84d7747641aa | 118 | void EXTI_Init(void); |
frank26080115 | 0:84d7747641aa | 119 | void EXTI_DeInit(void); |
frank26080115 | 0:84d7747641aa | 120 | |
frank26080115 | 0:84d7747641aa | 121 | void EXTI_Config(EXTI_InitTypeDef *EXTICfg); |
frank26080115 | 0:84d7747641aa | 122 | void EXTI_SetMode(EXTI_LINE_ENUM EXTILine, EXTI_MODE_ENUM mode); |
frank26080115 | 0:84d7747641aa | 123 | void EXTI_SetPolarity(EXTI_LINE_ENUM EXTILine, EXTI_POLARITY_ENUM polarity); |
frank26080115 | 0:84d7747641aa | 124 | void EXTI_ClearEXTIFlag(EXTI_LINE_ENUM EXTILine); |
frank26080115 | 0:84d7747641aa | 125 | |
frank26080115 | 0:84d7747641aa | 126 | |
frank26080115 | 0:84d7747641aa | 127 | /** |
frank26080115 | 0:84d7747641aa | 128 | * @} |
frank26080115 | 0:84d7747641aa | 129 | */ |
frank26080115 | 0:84d7747641aa | 130 | |
frank26080115 | 0:84d7747641aa | 131 | |
frank26080115 | 0:84d7747641aa | 132 | #ifdef __cplusplus |
frank26080115 | 0:84d7747641aa | 133 | } |
frank26080115 | 0:84d7747641aa | 134 | #endif |
frank26080115 | 0:84d7747641aa | 135 | |
frank26080115 | 0:84d7747641aa | 136 | |
frank26080115 | 0:84d7747641aa | 137 | #endif /* LPC17XX_EXTI_H_ */ |
frank26080115 | 0:84d7747641aa | 138 | |
frank26080115 | 0:84d7747641aa | 139 | /** |
frank26080115 | 0:84d7747641aa | 140 | * @} |
frank26080115 | 0:84d7747641aa | 141 | */ |
frank26080115 | 0:84d7747641aa | 142 | |
frank26080115 | 0:84d7747641aa | 143 | /* --------------------------------- End Of File ------------------------------ */ |