Rev Author Line No. Line
3328 povik 1 /**
2 ******************************************************************************
3 * @file stm32f10x_exti.h
4 * @author MCD Application Team
5 * @version V3.1.0
6 * @date 06/19/2009
7 * @brief This file contains all the functions prototypes for the EXTI firmware
8 * library.
9 ******************************************************************************
10 * @copy
11 *
12 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
13 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
14 * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
15 * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
16 * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
17 * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
18 *
19 * <h2><center>&copy; COPYRIGHT 2009 STMicroelectronics</center></h2>
20 */
21  
22 /* Define to prevent recursive inclusion -------------------------------------*/
23 #ifndef __STM32F10x_EXTI_H
24 #define __STM32F10x_EXTI_H
25  
26 #ifdef __cplusplus
27 extern "C" {
28 #endif
29  
30 /* Includes ------------------------------------------------------------------*/
31 #include "stm32f10x.h"
32  
33 /** @addtogroup STM32F10x_StdPeriph_Driver
34 * @{
35 */
36  
37 /** @addtogroup EXTI
38 * @{
39 */
40  
41 /** @defgroup EXTI_Exported_Types
42 * @{
43 */
44  
45 /**
46 * @brief EXTI mode enumeration
47 */
48  
49 typedef enum
50 {
51 EXTI_Mode_Interrupt = 0x00,
52 EXTI_Mode_Event = 0x04
53 }EXTIMode_TypeDef;
54  
55 #define IS_EXTI_MODE(MODE) (((MODE) == EXTI_Mode_Interrupt) || ((MODE) == EXTI_Mode_Event))
56  
57 /**
58 * @brief EXTI Trigger enumeration
59 */
60  
61 typedef enum
62 {
63 EXTI_Trigger_Rising = 0x08,
64 EXTI_Trigger_Falling = 0x0C,
65 EXTI_Trigger_Rising_Falling = 0x10
66 }EXTITrigger_TypeDef;
67  
68 #define IS_EXTI_TRIGGER(TRIGGER) (((TRIGGER) == EXTI_Trigger_Rising) || \
69 ((TRIGGER) == EXTI_Trigger_Falling) || \
70 ((TRIGGER) == EXTI_Trigger_Rising_Falling))
71 /**
72 * @brief EXTI Init Structure definition
73 */
74  
75 typedef struct
76 {
77 uint32_t EXTI_Line; /*!< Specifies the EXTI lines to be enabled or disabled.
78 This parameter can be any combination of @ref EXTI_Lines */
79  
80 EXTIMode_TypeDef EXTI_Mode; /*!< Specifies the mode for the EXTI lines.
81 This parameter can be a value of @ref EXTIMode_TypeDef */
82  
83 EXTITrigger_TypeDef EXTI_Trigger; /*!< Specifies the trigger signal active edge for the EXTI lines.
84 This parameter can be a value of @ref EXTIMode_TypeDef */
85  
86 FunctionalState EXTI_LineCmd; /*!< Specifies the new state of the selected EXTI lines.
87 This parameter can be set either to ENABLE or DISABLE */
88 }EXTI_InitTypeDef;
89  
90 /**
91 * @}
92 */
93  
94 /** @defgroup EXTI_Exported_Constants
95 * @{
96 */
97  
98 /** @defgroup EXTI_Lines
99 * @{
100 */
101  
102 #define EXTI_Line0 ((uint32_t)0x00001) /*!< External interrupt line 0 */
103 #define EXTI_Line1 ((uint32_t)0x00002) /*!< External interrupt line 1 */
104 #define EXTI_Line2 ((uint32_t)0x00004) /*!< External interrupt line 2 */
105 #define EXTI_Line3 ((uint32_t)0x00008) /*!< External interrupt line 3 */
106 #define EXTI_Line4 ((uint32_t)0x00010) /*!< External interrupt line 4 */
107 #define EXTI_Line5 ((uint32_t)0x00020) /*!< External interrupt line 5 */
108 #define EXTI_Line6 ((uint32_t)0x00040) /*!< External interrupt line 6 */
109 #define EXTI_Line7 ((uint32_t)0x00080) /*!< External interrupt line 7 */
110 #define EXTI_Line8 ((uint32_t)0x00100) /*!< External interrupt line 8 */
111 #define EXTI_Line9 ((uint32_t)0x00200) /*!< External interrupt line 9 */
112 #define EXTI_Line10 ((uint32_t)0x00400) /*!< External interrupt line 10 */
113 #define EXTI_Line11 ((uint32_t)0x00800) /*!< External interrupt line 11 */
114 #define EXTI_Line12 ((uint32_t)0x01000) /*!< External interrupt line 12 */
115 #define EXTI_Line13 ((uint32_t)0x02000) /*!< External interrupt line 13 */
116 #define EXTI_Line14 ((uint32_t)0x04000) /*!< External interrupt line 14 */
117 #define EXTI_Line15 ((uint32_t)0x08000) /*!< External interrupt line 15 */
118 #define EXTI_Line16 ((uint32_t)0x10000) /*!< External interrupt line 16 Connected to the PVD Output */
119 #define EXTI_Line17 ((uint32_t)0x20000) /*!< External interrupt line 17 Connected to the RTC Alarm event */
120 #define EXTI_Line18 ((uint32_t)0x40000) /*!< External interrupt line 18 Connected to the USB Device/USB OTG FS
121 Wakeup from suspend event */
122 #define EXTI_Line19 ((uint32_t)0x80000) /*!< External interrupt line 19 Connected to the Ethernet Wakeup event */
123  
124 #define IS_EXTI_LINE(LINE) ((((LINE) & (uint32_t)0xFFF00000) == 0x00) && ((LINE) != (uint16_t)0x00))
125  
126 #define IS_GET_EXTI_LINE(LINE) (((LINE) == EXTI_Line0) || ((LINE) == EXTI_Line1) || \
127 ((LINE) == EXTI_Line2) || ((LINE) == EXTI_Line3) || \
128 ((LINE) == EXTI_Line4) || ((LINE) == EXTI_Line5) || \
129 ((LINE) == EXTI_Line6) || ((LINE) == EXTI_Line7) || \
130 ((LINE) == EXTI_Line8) || ((LINE) == EXTI_Line9) || \
131 ((LINE) == EXTI_Line10) || ((LINE) == EXTI_Line11) || \
132 ((LINE) == EXTI_Line12) || ((LINE) == EXTI_Line13) || \
133 ((LINE) == EXTI_Line14) || ((LINE) == EXTI_Line15) || \
134 ((LINE) == EXTI_Line16) || ((LINE) == EXTI_Line17) || \
135 ((LINE) == EXTI_Line18) || ((LINE) == EXTI_Line19))
136  
137 /**
138 * @}
139 */
140  
141 /**
142 * @}
143 */
144  
145 /** @defgroup EXTI_Exported_Macros
146 * @{
147 */
148  
149 /**
150 * @}
151 */
152  
153 /** @defgroup EXTI_Exported_Functions
154 * @{
155 */
156  
157 void EXTI_DeInit(void);
158 void EXTI_Init(EXTI_InitTypeDef* EXTI_InitStruct);
159 void EXTI_StructInit(EXTI_InitTypeDef* EXTI_InitStruct);
160 void EXTI_GenerateSWInterrupt(uint32_t EXTI_Line);
161 FlagStatus EXTI_GetFlagStatus(uint32_t EXTI_Line);
162 void EXTI_ClearFlag(uint32_t EXTI_Line);
163 ITStatus EXTI_GetITStatus(uint32_t EXTI_Line);
164 void EXTI_ClearITPendingBit(uint32_t EXTI_Line);
165  
166 #ifdef __cplusplus
167 }
168 #endif
169  
170 #endif /* __STM32F10x_EXTI_H */
171 /**
172 * @}
173 */
174  
175 /**
176 * @}
177 */
178  
179 /**
180 * @}
181 */
182  
183 /******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/