1 /** 2 ****************************************************************************** 3 * @file hk32f0xx_exti.h 4 * @version V1.0.1 5 * @date 2019-08-15 6 ****************************************************************************** 7 */ 8 9 /* Define to prevent recursive inclusion -------------------------------------*/ 10 #ifndef __HK32F0XX_EXTI_H 11 #define __HK32F0XX_EXTI_H 12 13 #ifdef __cplusplus 14 extern "C" { 15 #endif 16 17 /* Includes ------------------------------------------------------------------*/ 18 #include "hk32f0xx.h" 19 20 /** @addtogroup HK32F0xx_StdPeriph_Driver 21 * @{ 22 */ 23 24 /** @addtogroup EXTI 25 * @{ 26 */ 27 /* Exported types ------------------------------------------------------------*/ 28 29 /** 30 * @brief EXTI mode enumeration 31 */ 32 33 typedef enum 34 { 35 EXTI_Mode_Interrupt = 0x00, 36 EXTI_Mode_Event = 0x04 37 }EXTIMode_TypeDef; 38 39 #define IS_EXTI_MODE(MODE) (((MODE) == EXTI_Mode_Interrupt) || ((MODE) == EXTI_Mode_Event)) 40 41 /** 42 * @brief EXTI Trigger enumeration 43 */ 44 45 typedef enum 46 { 47 EXTI_Trigger_Rising = 0x08, 48 EXTI_Trigger_Falling = 0x0C, 49 EXTI_Trigger_Rising_Falling = 0x10 50 }EXTITrigger_TypeDef; 51 52 #define IS_EXTI_TRIGGER(TRIGGER) (((TRIGGER) == EXTI_Trigger_Rising) || \ 53 ((TRIGGER) == EXTI_Trigger_Falling) || \ 54 ((TRIGGER) == EXTI_Trigger_Rising_Falling)) 55 /** 56 * @brief EXTI Init Structure definition 57 */ 58 59 typedef struct 60 { 61 uint32_t EXTI_Line; /*!< Specifies the EXTI lines to be enabled or disabled. 62 This parameter can be any combination of @ref EXTI_Lines */ 63 64 EXTIMode_TypeDef EXTI_Mode; /*!< Specifies the mode for the EXTI lines. 65 This parameter can be a value of @ref EXTIMode_TypeDef */ 66 67 EXTITrigger_TypeDef EXTI_Trigger; /*!< Specifies the trigger signal active edge for the EXTI lines. 68 This parameter can be a value of @ref EXTIMode_TypeDef */ 69 70 FunctionalState EXTI_LineCmd; /*!< Specifies the new state of the selected EXTI lines. 71 This parameter can be set either to ENABLE or DISABLE */ 72 }EXTI_InitTypeDef; 73 74 /* Exported constants --------------------------------------------------------*/ 75 76 /** @defgroup EXTI_Exported_Constants 77 * @{ 78 */ 79 /** @defgroup EXTI_Lines 80 * @{ 81 */ 82 83 #define EXTI_Line0 ((uint32_t)0x00000001) /*!< External interrupt line 0 */ 84 #define EXTI_Line1 ((uint32_t)0x00000002) /*!< External interrupt line 1 */ 85 #define EXTI_Line2 ((uint32_t)0x00000004) /*!< External interrupt line 2 */ 86 #define EXTI_Line3 ((uint32_t)0x00000008) /*!< External interrupt line 3 */ 87 #define EXTI_Line4 ((uint32_t)0x00000010) /*!< External interrupt line 4 */ 88 #define EXTI_Line5 ((uint32_t)0x00000020) /*!< External interrupt line 5 */ 89 #define EXTI_Line6 ((uint32_t)0x00000040) /*!< External interrupt line 6 */ 90 #define EXTI_Line7 ((uint32_t)0x00000080) /*!< External interrupt line 7 */ 91 #define EXTI_Line8 ((uint32_t)0x00000100) /*!< External interrupt line 8 */ 92 #define EXTI_Line9 ((uint32_t)0x00000200) /*!< External interrupt line 9 */ 93 #define EXTI_Line10 ((uint32_t)0x00000400) /*!< External interrupt line 10 */ 94 #define EXTI_Line11 ((uint32_t)0x00000800) /*!< External interrupt line 11 */ 95 #define EXTI_Line12 ((uint32_t)0x00001000) /*!< External interrupt line 12 */ 96 #define EXTI_Line13 ((uint32_t)0x00002000) /*!< External interrupt line 13 */ 97 #define EXTI_Line14 ((uint32_t)0x00004000) /*!< External interrupt line 14 */ 98 #define EXTI_Line15 ((uint32_t)0x00008000) /*!< External interrupt line 15 */ 99 #define EXTI_Line16 ((uint32_t)0x00010000) /*!< External interrupt line 16 100 Connected to the PVD Output*/ 101 #define EXTI_Line17 ((uint32_t)0x00020000) /*!< Internal interrupt line 17 102 Connected to the RTC Alarm 103 event */ 104 #define EXTI_Line19 ((uint32_t)0x00080000) /*!< Internal interrupt line 19 105 Connected to the RTC Tamper 106 and Time Stamp events */ 107 #define EXTI_Line20 ((uint32_t)0x00100000) /*!< Internal interrupt line 20 108 Connected to the RTC wakeup 109 event */ 110 #define EXTI_Line21 ((uint32_t)0x00200000) /*!< Internal interrupt line 21 111 Connected to the Comparator 1 112 event*/ 113 #define EXTI_Line22 ((uint32_t)0x00400000) /*!< Internal interrupt line 22 114 Connected to the Comparator 2 115 event */ 116 #define EXTI_Line23 ((uint32_t)0x00800000) /*!< Internal interrupt line 23 117 Connected to the I2C1 wakeup 118 event */ 119 #define EXTI_Line25 ((uint32_t)0x02000000) /*!< Internal interrupt line 25 120 Connected to the USART1 wakeup 121 event*/ 122 #define EXTI_Line26 ((uint32_t)0x04000000) /*!< Internal interrupt line 26 123 Connected to the USART2 wakeup 124 event */ 125 #define EXTI_Line27 ((uint32_t)0x08000000) /*!< Internal interrupt line 27 126 Connected to the CEC wakeup 127 event */ 128 #define EXTI_Line31 ((uint32_t)0x80000000) /*!< Internal interrupt line 31 129 Connected to the VDD USB monitor 130 event */ 131 #define IS_EXTI_LINE(LINE) ((((LINE) & (uint32_t)0x71000000) == 0x00) && ((LINE) != (uint16_t)0x00)) 132 133 #define IS_GET_EXTI_LINE(LINE) (((LINE) == EXTI_Line0) || ((LINE) == EXTI_Line1) || \ 134 ((LINE) == EXTI_Line2) || ((LINE) == EXTI_Line3) || \ 135 ((LINE) == EXTI_Line4) || ((LINE) == EXTI_Line5) || \ 136 ((LINE) == EXTI_Line6) || ((LINE) == EXTI_Line7) || \ 137 ((LINE) == EXTI_Line8) || ((LINE) == EXTI_Line9) || \ 138 ((LINE) == EXTI_Line10) || ((LINE) == EXTI_Line11) || \ 139 ((LINE) == EXTI_Line12) || ((LINE) == EXTI_Line13) || \ 140 ((LINE) == EXTI_Line14) || ((LINE) == EXTI_Line15) || \ 141 ((LINE) == EXTI_Line16) || ((LINE) == EXTI_Line17) || \ 142 ((LINE) == EXTI_Line18) || ((LINE) == EXTI_Line19) || \ 143 ((LINE) == EXTI_Line20) || ((LINE) == EXTI_Line21) || \ 144 ((LINE) == EXTI_Line22) || ((LINE) == EXTI_Line23) || \ 145 ((LINE) == EXTI_Line25) || ((LINE) == EXTI_Line26) || \ 146 ((LINE) == EXTI_Line27) || ((LINE) == EXTI_Line31)) 147 148 /** 149 * @} 150 */ 151 152 /** 153 * @} 154 */ 155 156 /* Exported macro ------------------------------------------------------------*/ 157 /* Exported functions ------------------------------------------------------- */ 158 /* Function used to set the EXTI configuration to the default reset state *****/ 159 void EXTI_DeInit(void); 160 161 /* Initialization and Configuration functions *********************************/ 162 void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct); 163 void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct); 164 void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line); 165 166 /* Interrupts and flags management functions **********************************/ 167 FlagStatus EXTI_GetFlagStatus(uint32_t EXTI_Line); 168 void EXTI_ClearFlag(uint32_t EXTI_Line); 169 ITStatus EXTI_GetITStatus(uint32_t EXTI_Line); 170 void EXTI_ClearITPendingBit(uint32_t EXTI_Line); 171 172 #ifdef __cplusplus 173 } 174 #endif 175 176 #endif /* __HK32F0XX_EXTI_H */ 177 178 179