1 /* Define to prevent recursive inclusion -------------------------------------*/
2 #ifndef __AIR32F10x_EXTI_H
3 #define __AIR32F10x_EXTI_H
4 
5 #ifdef __cplusplus
6  extern "C" {
7 #endif
8 
9 /* Includes ------------------------------------------------------------------*/
10 #include "air32f10x.h"
11 
12 /** @addtogroup air32f10x_StdPeriph_Driver
13   * @{
14   */
15 
16 /** @addtogroup EXTI
17   * @{
18   */
19 
20 /** @defgroup EXTI_Exported_Types
21   * @{
22   */
23 
24 /**
25   * @brief  EXTI mode enumeration
26   */
27 
28 typedef enum
29 {
30   EXTI_Mode_Interrupt = 0x00,
31   EXTI_Mode_Event = 0x04
32 }EXTIMode_TypeDef;
33 
34 #define IS_EXTI_MODE(MODE) (((MODE) == EXTI_Mode_Interrupt) || ((MODE) == EXTI_Mode_Event))
35 
36 /**
37   * @brief  EXTI Trigger enumeration
38   */
39 
40 typedef enum
41 {
42   EXTI_Trigger_Rising = 0x08,
43   EXTI_Trigger_Falling = 0x0C,
44   EXTI_Trigger_Rising_Falling = 0x10
45 }EXTITrigger_TypeDef;
46 
47 #define IS_EXTI_TRIGGER(TRIGGER) (((TRIGGER) == EXTI_Trigger_Rising) || \
48                                   ((TRIGGER) == EXTI_Trigger_Falling) || \
49                                   ((TRIGGER) == EXTI_Trigger_Rising_Falling))
50 /**
51   * @brief  EXTI Init Structure definition
52   */
53 
54 typedef struct
55 {
56   uint32_t EXTI_Line;               /*!< Specifies the EXTI lines to be enabled or disabled.
57                                          This parameter can be any combination of @ref EXTI_Lines */
58 
59   EXTIMode_TypeDef EXTI_Mode;       /*!< Specifies the mode for the EXTI lines.
60                                          This parameter can be a value of @ref EXTIMode_TypeDef */
61 
62   EXTITrigger_TypeDef EXTI_Trigger; /*!< Specifies the trigger signal active edge for the EXTI lines.
63                                          This parameter can be a value of @ref EXTIMode_TypeDef */
64 
65   FunctionalState EXTI_LineCmd;     /*!< Specifies the new state of the selected EXTI lines.
66                                          This parameter can be set either to ENABLE or DISABLE */
67 }EXTI_InitTypeDef;
68 
69 /**
70   * @}
71   */
72 
73 /** @defgroup EXTI_Exported_Constants
74   * @{
75   */
76 
77 /** @defgroup EXTI_Lines
78   * @{
79   */
80 
81 #define EXTI_Line0       ((uint32_t)0x00001)  /*!< External interrupt line 0 */
82 #define EXTI_Line1       ((uint32_t)0x00002)  /*!< External interrupt line 1 */
83 #define EXTI_Line2       ((uint32_t)0x00004)  /*!< External interrupt line 2 */
84 #define EXTI_Line3       ((uint32_t)0x00008)  /*!< External interrupt line 3 */
85 #define EXTI_Line4       ((uint32_t)0x00010)  /*!< External interrupt line 4 */
86 #define EXTI_Line5       ((uint32_t)0x00020)  /*!< External interrupt line 5 */
87 #define EXTI_Line6       ((uint32_t)0x00040)  /*!< External interrupt line 6 */
88 #define EXTI_Line7       ((uint32_t)0x00080)  /*!< External interrupt line 7 */
89 #define EXTI_Line8       ((uint32_t)0x00100)  /*!< External interrupt line 8 */
90 #define EXTI_Line9       ((uint32_t)0x00200)  /*!< External interrupt line 9 */
91 #define EXTI_Line10      ((uint32_t)0x00400)  /*!< External interrupt line 10 */
92 #define EXTI_Line11      ((uint32_t)0x00800)  /*!< External interrupt line 11 */
93 #define EXTI_Line12      ((uint32_t)0x01000)  /*!< External interrupt line 12 */
94 #define EXTI_Line13      ((uint32_t)0x02000)  /*!< External interrupt line 13 */
95 #define EXTI_Line14      ((uint32_t)0x04000)  /*!< External interrupt line 14 */
96 #define EXTI_Line15      ((uint32_t)0x08000)  /*!< External interrupt line 15 */
97 #define EXTI_Line16      ((uint32_t)0x10000)  /*!< External interrupt line 16 Connected to the PVD Output */
98 #define EXTI_Line17      ((uint32_t)0x20000)  /*!< External interrupt line 17 Connected to the RTC Alarm event */
99 #define EXTI_Line18      ((uint32_t)0x40000)  /*!< External interrupt line 18 Connected to the USB Device/USB OTG FS
100                                                    Wakeup from suspend event */
101 #define EXTI_Line19      ((uint32_t)0x80000)  /*!< External interrupt line 19 Connected to the Ethernet Wakeup event */
102 
103 #define IS_EXTI_LINE(LINE) ((((LINE) & (uint32_t)0xFFF00000) == 0x00) && ((LINE) != (uint16_t)0x00))
104 #define IS_GET_EXTI_LINE(LINE) (((LINE) == EXTI_Line0) || ((LINE) == EXTI_Line1) || \
105                             ((LINE) == EXTI_Line2) || ((LINE) == EXTI_Line3) || \
106                             ((LINE) == EXTI_Line4) || ((LINE) == EXTI_Line5) || \
107                             ((LINE) == EXTI_Line6) || ((LINE) == EXTI_Line7) || \
108                             ((LINE) == EXTI_Line8) || ((LINE) == EXTI_Line9) || \
109                             ((LINE) == EXTI_Line10) || ((LINE) == EXTI_Line11) || \
110                             ((LINE) == EXTI_Line12) || ((LINE) == EXTI_Line13) || \
111                             ((LINE) == EXTI_Line14) || ((LINE) == EXTI_Line15) || \
112                             ((LINE) == EXTI_Line16) || ((LINE) == EXTI_Line17) || \
113                             ((LINE) == EXTI_Line18) || ((LINE) == EXTI_Line19))
114 
115 
116 /**
117   * @}
118   */
119 
120 /**
121   * @}
122   */
123 
124 /** @defgroup EXTI_Exported_Macros
125   * @{
126   */
127 
128 /**
129   * @}
130   */
131 
132 /** @defgroup EXTI_Exported_Functions
133   * @{
134   */
135 
136 void EXTI_DeInit(void);
137 void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct);
138 void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct);
139 void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line);
140 FlagStatus EXTI_GetFlagStatus(uint32_t EXTI_Line);
141 void EXTI_ClearFlag(uint32_t EXTI_Line);
142 ITStatus EXTI_GetITStatus(uint32_t EXTI_Line);
143 void EXTI_ClearITPendingBit(uint32_t EXTI_Line);
144 
145 #ifdef __cplusplus
146 }
147 #endif
148 
149 #endif /* __AIR32F10x_EXTI_H */
150 /**
151   * @}
152   */
153 
154 /**
155   * @}
156   */
157 
158 /**
159   * @}
160   */
161 
162