1 /** 2 ****************************************************************************** 3 * @file ft32f0xx_exti.h 4 * @author FMD AE 5 * @brief This file contains all the functions prototypes for the EXTI 6 * firmware library 7 * @version V1.0.0 8 * @data 2021-07-01 9 ****************************************************************************** 10 */ 11 /* Define to prevent recursive inclusion -------------------------------------*/ 12 #ifndef __FT32F0XX_EXTI_H 13 #define __FT32F0XX_EXTI_H 14 15 #ifdef __cplusplus 16 extern "C" { 17 #endif 18 19 /* Includes ------------------------------------------------------------------*/ 20 #include "ft32f0xx.h" 21 22 23 /** @addtogroup EXTI 24 * @{ 25 */ 26 /* Exported types ------------------------------------------------------------*/ 27 28 /** 29 * @brief EXTI mode enumeration 30 */ 31 32 typedef enum 33 { 34 EXTI_Mode_Interrupt = 0x00, 35 EXTI_Mode_Event = 0x04 36 }EXTIMode_TypeDef; 37 38 #define IS_EXTI_MODE(MODE) (((MODE) == EXTI_Mode_Interrupt) || ((MODE) == EXTI_Mode_Event)) 39 40 /** 41 * @brief EXTI Trigger enumeration 42 */ 43 44 typedef enum 45 { 46 EXTI_Trigger_Rising = 0x08, 47 EXTI_Trigger_Falling = 0x0C, 48 EXTI_Trigger_Rising_Falling = 0x10 49 }EXTITrigger_TypeDef; 50 51 #define IS_EXTI_TRIGGER(TRIGGER) (((TRIGGER) == EXTI_Trigger_Rising) || \ 52 ((TRIGGER) == EXTI_Trigger_Falling) || \ 53 ((TRIGGER) == EXTI_Trigger_Rising_Falling)) 54 /** 55 * @brief EXTI Init Structure definition 56 */ 57 58 typedef struct 59 { 60 uint32_t EXTI_Line; /*!< Specifies the EXTI lines to be enabled or disabled. 61 This parameter can be any combination of @ref EXTI_Lines */ 62 63 EXTIMode_TypeDef EXTI_Mode; /*!< Specifies the mode for the EXTI lines. 64 This parameter can be a value of @ref EXTIMode_TypeDef */ 65 66 EXTITrigger_TypeDef EXTI_Trigger; /*!< Specifies the trigger signal active edge for the EXTI lines. 67 This parameter can be a value of @ref EXTIMode_TypeDef */ 68 69 FunctionalState EXTI_LineCmd; /*!< Specifies the new state of the selected EXTI lines. 70 This parameter can be set either to ENABLE or DISABLE */ 71 }EXTI_InitTypeDef; 72 73 /* Exported constants --------------------------------------------------------*/ 74 75 /** @defgroup EXTI_Exported_Constants 76 * @{ 77 */ 78 /** @defgroup EXTI_Lines 79 * @{ 80 */ 81 82 #define EXTI_Line0 ((uint32_t)0x00000001) /*!< External interrupt line 0 */ 83 #define EXTI_Line1 ((uint32_t)0x00000002) /*!< External interrupt line 1 */ 84 #define EXTI_Line2 ((uint32_t)0x00000004) /*!< External interrupt line 2 */ 85 #define EXTI_Line3 ((uint32_t)0x00000008) /*!< External interrupt line 3 */ 86 #define EXTI_Line4 ((uint32_t)0x00000010) /*!< External interrupt line 4 */ 87 #define EXTI_Line5 ((uint32_t)0x00000020) /*!< External interrupt line 5 */ 88 #define EXTI_Line6 ((uint32_t)0x00000040) /*!< External interrupt line 6 */ 89 #define EXTI_Line7 ((uint32_t)0x00000080) /*!< External interrupt line 7 */ 90 #define EXTI_Line8 ((uint32_t)0x00000100) /*!< External interrupt line 8 */ 91 #define EXTI_Line9 ((uint32_t)0x00000200) /*!< External interrupt line 9 */ 92 #define EXTI_Line10 ((uint32_t)0x00000400) /*!< External interrupt line 10 */ 93 #define EXTI_Line11 ((uint32_t)0x00000800) /*!< External interrupt line 11 */ 94 #define EXTI_Line12 ((uint32_t)0x00001000) /*!< External interrupt line 12 */ 95 #define EXTI_Line13 ((uint32_t)0x00002000) /*!< External interrupt line 13 */ 96 #define EXTI_Line14 ((uint32_t)0x00004000) /*!< External interrupt line 14 */ 97 #define EXTI_Line15 ((uint32_t)0x00008000) /*!< External interrupt line 15 */ 98 #define EXTI_Line16 ((uint32_t)0x00010000) /*!< External interrupt line 16 */ 99 #define EXTI_Line17 ((uint32_t)0x00020000) /*!< Internal interrupt line 17 100 Connected to the RTC Alarm 101 event */ 102 #define EXTI_Line18 ((uint32_t)0x00040000) /*!< Internal interrupt line 18 103 Connected to the USB 104 event*/ 105 #define EXTI_Line19 ((uint32_t)0x00080000) /*!< Internal interrupt line 19 106 Connected to the RTC Tamper 107 and Time Stamp events */ 108 #define EXTI_Line20 ((uint32_t)0x00100000) /*!< Internal interrupt line 20 109 Connected to the RTC wakeup 110 event */ 111 #define EXTI_Line21 ((uint32_t)0x00200000) /*!< Internal interrupt line 21 112 Connected to the Comparator 1 113 event */ 114 #define EXTI_Line22 ((uint32_t)0x00400000) /*!< Internal interrupt line 22 115 Connected to the Comparator 2 116 event*/ 117 #define EXTI_Line23 ((uint32_t)0x00800000) /*!< Internal interrupt line 23 118 Connected to the I2C1 wakeup 119 event*/ 120 #define EXTI_Line25 ((uint32_t)0x02000000) /*!< Internal interrupt line 25 121 Connected to the USART1 wakeup 122 event */ 123 #define EXTI_Line26 ((uint32_t)0x04000000) /*!< Internal interrupt line 26 124 Connected to the USART2 wakeup 125 event*/ 126 #define EXTI_Line27 ((uint32_t)0x08000000) /*!< Internal interrupt line 27 127 Connected to the CEC wakeup 128 event */ 129 #define EXTI_Line31 ((uint32_t)0x80000000) /*!< Internal interrupt line 31 130 Connected to the VDD USB monitor 131 event */ 132 #define IS_EXTI_LINE(LINE) ((((LINE) & (uint32_t)0x71000000) == 0x00) && ((LINE) != (uint16_t)0x00)) 133 134 #define IS_GET_EXTI_LINE(LINE) (((LINE) == EXTI_Line0) || ((LINE) == EXTI_Line1) || \ 135 ((LINE) == EXTI_Line2) || ((LINE) == EXTI_Line3) || \ 136 ((LINE) == EXTI_Line4) || ((LINE) == EXTI_Line5) || \ 137 ((LINE) == EXTI_Line6) || ((LINE) == EXTI_Line7) || \ 138 ((LINE) == EXTI_Line8) || ((LINE) == EXTI_Line9) || \ 139 ((LINE) == EXTI_Line10) || ((LINE) == EXTI_Line11) || \ 140 ((LINE) == EXTI_Line12) || ((LINE) == EXTI_Line13) || \ 141 ((LINE) == EXTI_Line14) || ((LINE) == EXTI_Line15) || \ 142 ((LINE) == EXTI_Line16) || ((LINE) == EXTI_Line17) || \ 143 ((LINE) == EXTI_Line18) || ((LINE) == EXTI_Line19) || \ 144 ((LINE) == EXTI_Line20) || ((LINE) == EXTI_Line21) || \ 145 ((LINE) == EXTI_Line22) || ((LINE) == EXTI_Line23) || \ 146 ((LINE) == EXTI_Line25) || ((LINE) == EXTI_Line26) || \ 147 ((LINE) == EXTI_Line27) || ((LINE) == EXTI_Line31)) 148 149 /** 150 * @} 151 */ 152 153 /** 154 * @} 155 */ 156 157 /* Exported macro ------------------------------------------------------------*/ 158 /* Exported functions ------------------------------------------------------- */ 159 /* Function used to set the EXTI configuration to the default reset state *****/ 160 void EXTI_DeInit(void); 161 162 /* Initialization and Configuration functions *********************************/ 163 void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct); 164 void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct); 165 void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line); 166 167 /* Interrupts and flags management functions **********************************/ 168 FlagStatus EXTI_GetFlagStatus(uint32_t EXTI_Line); 169 void EXTI_ClearFlag(uint32_t EXTI_Line); 170 ITStatus EXTI_GetITStatus(uint32_t EXTI_Line); 171 void EXTI_ClearITPendingBit(uint32_t EXTI_Line); 172 173 #ifdef __cplusplus 174 } 175 #endif 176 177 #endif /* __FT32F0XX_EXTI_H */ 178 /** 179 * @} 180 */ 181 182 /** 183 * @} 184 */ 185 186 /************************ (C) COPYRIGHT FMD *****END OF FILE****/ 187