STM32F0 Standard Peripheral bibliotheek  1.0
ST Microelectronics standard peripheral bibliotheek documentatie voor de STM32F0 familie
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stm32f0xx_exti.h
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1 
29 /* Define to prevent recursive inclusion -------------------------------------*/
30 #ifndef __STM32F0XX_EXTI_H
31 #define __STM32F0XX_EXTI_H
32 
33 #ifdef __cplusplus
34  extern "C" {
35 #endif
36 
37 /* Includes ------------------------------------------------------------------*/
38 #include "stm32f0xx.h"
39 
47 /* Exported types ------------------------------------------------------------*/
48 
53 typedef enum
54 {
55  EXTI_Mode_Interrupt = 0x00,
56  EXTI_Mode_Event = 0x04
57 }EXTIMode_TypeDef;
58 
59 #define IS_EXTI_MODE(MODE) (((MODE) == EXTI_Mode_Interrupt) || ((MODE) == EXTI_Mode_Event))
60 
65 typedef enum
66 {
67  EXTI_Trigger_Rising = 0x08,
68  EXTI_Trigger_Falling = 0x0C,
69  EXTI_Trigger_Rising_Falling = 0x10
70 }EXTITrigger_TypeDef;
71 
72 #define IS_EXTI_TRIGGER(TRIGGER) (((TRIGGER) == EXTI_Trigger_Rising) || \
73  ((TRIGGER) == EXTI_Trigger_Falling) || \
74  ((TRIGGER) == EXTI_Trigger_Rising_Falling))
75 
79 typedef struct
80 {
81  uint32_t EXTI_Line;
84  EXTIMode_TypeDef EXTI_Mode;
87  EXTITrigger_TypeDef EXTI_Trigger;
90  FunctionalState EXTI_LineCmd;
92 }EXTI_InitTypeDef;
93 
94 /* Exported constants --------------------------------------------------------*/
95 
103 #define EXTI_Line0 ((uint32_t)0x00000001)
104 #define EXTI_Line1 ((uint32_t)0x00000002)
105 #define EXTI_Line2 ((uint32_t)0x00000004)
106 #define EXTI_Line3 ((uint32_t)0x00000008)
107 #define EXTI_Line4 ((uint32_t)0x00000010)
108 #define EXTI_Line5 ((uint32_t)0x00000020)
109 #define EXTI_Line6 ((uint32_t)0x00000040)
110 #define EXTI_Line7 ((uint32_t)0x00000080)
111 #define EXTI_Line8 ((uint32_t)0x00000100)
112 #define EXTI_Line9 ((uint32_t)0x00000200)
113 #define EXTI_Line10 ((uint32_t)0x00000400)
114 #define EXTI_Line11 ((uint32_t)0x00000800)
115 #define EXTI_Line12 ((uint32_t)0x00001000)
116 #define EXTI_Line13 ((uint32_t)0x00002000)
117 #define EXTI_Line14 ((uint32_t)0x00004000)
118 #define EXTI_Line15 ((uint32_t)0x00008000)
119 #define EXTI_Line16 ((uint32_t)0x00010000)
121 #define EXTI_Line17 ((uint32_t)0x00020000)
124 #define EXTI_Line19 ((uint32_t)0x00080000)
127 #define EXTI_Line21 ((uint32_t)0x00200000)
130 #define EXTI_Line22 ((uint32_t)0x00400000)
133 #define EXTI_Line23 ((uint32_t)0x00800000)
136 #define EXTI_Line25 ((uint32_t)0x02000000)
139 #define EXTI_Line27 ((uint32_t)0x08000000)
143 #define IS_EXTI_LINE(LINE) ((((LINE) & (uint32_t)0xF5140000) == 0x00) && ((LINE) != (uint16_t)0x00))
144 
145 #define IS_GET_EXTI_LINE(LINE) (((LINE) == EXTI_Line0) || ((LINE) == EXTI_Line1) || \
146  ((LINE) == EXTI_Line2) || ((LINE) == EXTI_Line3) || \
147  ((LINE) == EXTI_Line4) || ((LINE) == EXTI_Line5) || \
148  ((LINE) == EXTI_Line6) || ((LINE) == EXTI_Line7) || \
149  ((LINE) == EXTI_Line8) || ((LINE) == EXTI_Line9) || \
150  ((LINE) == EXTI_Line10) || ((LINE) == EXTI_Line11) || \
151  ((LINE) == EXTI_Line12) || ((LINE) == EXTI_Line13) || \
152  ((LINE) == EXTI_Line14) || ((LINE) == EXTI_Line15) || \
153  ((LINE) == EXTI_Line16) || ((LINE) == EXTI_Line17) || \
154  ((LINE) == EXTI_Line19) || ((LINE) == EXTI_Line21) || \
155  ((LINE) == EXTI_Line22))
156 
165 /* Exported macro ------------------------------------------------------------*/
166 /* Exported functions ------------------------------------------------------- */
167 /* Function used to set the EXTI configuration to the default reset state *****/
168 void EXTI_DeInit(void);
169 
170 /* Initialization and Configuration functions *********************************/
171 void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct);
172 void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct);
173 void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line);
174 
175 /* Interrupts and flags management functions **********************************/
176 FlagStatus EXTI_GetFlagStatus(uint32_t EXTI_Line);
177 void EXTI_ClearFlag(uint32_t EXTI_Line);
178 ITStatus EXTI_GetITStatus(uint32_t EXTI_Line);
179 void EXTI_ClearITPendingBit(uint32_t EXTI_Line);
180 
181 #ifdef __cplusplus
182 }
183 #endif
184 
185 #endif /* __STM32F0XX_EXTI_H */
186 
194 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/