00001
00029
00030 #ifndef __STM32F4xx_EXTI_H
00031 #define __STM32F4xx_EXTI_H
00032
00033 #ifdef __cplusplus
00034 extern "C" {
00035 #endif
00036
00037
00038 #include "stm32f4xx.h"
00039
00048
00049
00054 typedef enum
00055 {
00056 EXTI_Mode_Interrupt = 0x00,
00057 EXTI_Mode_Event = 0x04
00058 }EXTIMode_TypeDef;
00059
00060 #define IS_EXTI_MODE(MODE) (((MODE) == EXTI_Mode_Interrupt) || ((MODE) == EXTI_Mode_Event))
00061
00066 typedef enum
00067 {
00068 EXTI_Trigger_Rising = 0x08,
00069 EXTI_Trigger_Falling = 0x0C,
00070 EXTI_Trigger_Rising_Falling = 0x10
00071 }EXTITrigger_TypeDef;
00072
00073 #define IS_EXTI_TRIGGER(TRIGGER) (((TRIGGER) == EXTI_Trigger_Rising) || \
00074 ((TRIGGER) == EXTI_Trigger_Falling) || \
00075 ((TRIGGER) == EXTI_Trigger_Rising_Falling))
00076
00080 typedef struct
00081 {
00082 uint32_t EXTI_Line;
00085 EXTIMode_TypeDef EXTI_Mode;
00088 EXTITrigger_TypeDef EXTI_Trigger;
00091 FunctionalState EXTI_LineCmd;
00093 }EXTI_InitTypeDef;
00094
00095
00096
00105 #define EXTI_Line0 ((uint32_t)0x00001)
00106 #define EXTI_Line1 ((uint32_t)0x00002)
00107 #define EXTI_Line2 ((uint32_t)0x00004)
00108 #define EXTI_Line3 ((uint32_t)0x00008)
00109 #define EXTI_Line4 ((uint32_t)0x00010)
00110 #define EXTI_Line5 ((uint32_t)0x00020)
00111 #define EXTI_Line6 ((uint32_t)0x00040)
00112 #define EXTI_Line7 ((uint32_t)0x00080)
00113 #define EXTI_Line8 ((uint32_t)0x00100)
00114 #define EXTI_Line9 ((uint32_t)0x00200)
00115 #define EXTI_Line10 ((uint32_t)0x00400)
00116 #define EXTI_Line11 ((uint32_t)0x00800)
00117 #define EXTI_Line12 ((uint32_t)0x01000)
00118 #define EXTI_Line13 ((uint32_t)0x02000)
00119 #define EXTI_Line14 ((uint32_t)0x04000)
00120 #define EXTI_Line15 ((uint32_t)0x08000)
00121 #define EXTI_Line16 ((uint32_t)0x10000)
00122 #define EXTI_Line17 ((uint32_t)0x20000)
00123 #define EXTI_Line18 ((uint32_t)0x40000)
00124 #define EXTI_Line19 ((uint32_t)0x80000)
00125 #define EXTI_Line20 ((uint32_t)0x00100000)
00126 #define EXTI_Line21 ((uint32_t)0x00200000)
00127 #define EXTI_Line22 ((uint32_t)0x00400000)
00129 #define IS_EXTI_LINE(LINE) ((((LINE) & (uint32_t)0xFF800000) == 0x00) && ((LINE) != (uint16_t)0x00))
00130
00131 #define IS_GET_EXTI_LINE(LINE) (((LINE) == EXTI_Line0) || ((LINE) == EXTI_Line1) || \
00132 ((LINE) == EXTI_Line2) || ((LINE) == EXTI_Line3) || \
00133 ((LINE) == EXTI_Line4) || ((LINE) == EXTI_Line5) || \
00134 ((LINE) == EXTI_Line6) || ((LINE) == EXTI_Line7) || \
00135 ((LINE) == EXTI_Line8) || ((LINE) == EXTI_Line9) || \
00136 ((LINE) == EXTI_Line10) || ((LINE) == EXTI_Line11) || \
00137 ((LINE) == EXTI_Line12) || ((LINE) == EXTI_Line13) || \
00138 ((LINE) == EXTI_Line14) || ((LINE) == EXTI_Line15) || \
00139 ((LINE) == EXTI_Line16) || ((LINE) == EXTI_Line17) || \
00140 ((LINE) == EXTI_Line18) || ((LINE) == EXTI_Line19) || \
00141 ((LINE) == EXTI_Line20) || ((LINE) == EXTI_Line21) ||\
00142 ((LINE) == EXTI_Line22))
00143
00152
00153
00154
00155
00156 void EXTI_DeInit(void);
00157
00158
00159 void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct);
00160 void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct);
00161 void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line);
00162
00163
00164 FlagStatus EXTI_GetFlagStatus(uint32_t EXTI_Line);
00165 void EXTI_ClearFlag(uint32_t EXTI_Line);
00166 ITStatus EXTI_GetITStatus(uint32_t EXTI_Line);
00167 void EXTI_ClearITPendingBit(uint32_t EXTI_Line);
00168
00169 #ifdef __cplusplus
00170 }
00171 #endif
00172
00173 #endif
00174
00183