118 lines
2.4 KiB
C
118 lines
2.4 KiB
C
//按键 FIFO 库
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#ifndef __KEY_H
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#define __KEY_H
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#include "sys.h"
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//按键事件别名
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#define KEY1_DOWN KEY_1_DOWN
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#define KEY1_UP KEY_1_UP
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#define KEY1_LONG KEY_1_LONG
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#define KEY2_DOWN KEY_2_DOWN
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#define KEY2_UP KEY_2_UP
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#define KEY2_LONG KEY_2_LONG
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#define JOY_OK_DOWN KEY_3_DOWN //OK
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#define JOY_OK_UP KEY_3_UP
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#define JOY_OK_LONG KEY_3_LONG
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#define JOY_U_DOWN KEY_4_DOWN //上
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#define JOY_U_UP KEY_4_UP
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#define JOY_U_LONG KEY_4_LONG
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#define JOY_D_DOWN KEY_5_DOWN //下
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#define JOY_D_UP KEY_5_UP
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#define JOY_D_LONG KEY_5_LONG
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#define JOY_L_DOWN KEY_6_DOWN //左
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#define JOY_L_UP KEY_6_UP
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#define JOY_L_LONG KEY_6_LONG
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#define JOY_R_DOWN KEY_7_DOWN //右
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#define JOY_R_UP KEY_7_UP
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#define JOY_R_LONG KEY_7_LONG
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//按键 ID
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typedef enum
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{
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KEY1 = 0,
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KEY2,
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JOY_OK,
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JOY_U,
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JOY_D,
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JOY_L,
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JOY_R
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} KEY_ID_E;
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#define KEY_FILTER_TIME 5 //按键滤波时间 50ms，单位 10ms
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#define KEY_LONG_TIME 100 //持续 1 秒，长按事件
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typedef struct
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{
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uint8_t (*IsKeyDownFunc)(void); //按键按下的判断函数，1 表示按下
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uint8_t Count; //滤波器计数器
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uint16_t LongCount; //长按计数器
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uint16_t LongTime; //按键按下持续时间，0 表示不检测长按
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uint8_t State; //按键当前状态（按下还是弹起）
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uint8_t RepeatSpeed; //连续按键周期
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uint8_t RepeatCount; //连续按键计数器
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} KEY_T;
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typedef enum
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{
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KEY_NONE = 0,
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KEY_1_DOWN, //1 键按下
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KEY_1_UP, //1 键弹起
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KEY_1_LONG, //1 键长按
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KEY_2_DOWN, //2 键按下
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KEY_2_UP, //2 键弹起
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KEY_2_LONG, //2 键长按
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KEY_3_DOWN, //3 键按下
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KEY_3_UP, //3 键弹起
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KEY_3_LONG, //3 键长按
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KEY_4_DOWN, //4 键按下
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KEY_4_UP, //4 键弹起
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KEY_4_LONG, //4 键长按
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KEY_5_DOWN, //5 键按下
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KEY_5_UP, //5 键弹起
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KEY_5_LONG, //5 键长按
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KEY_6_DOWN, //6 键按下
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KEY_6_UP, //6 键弹起
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KEY_6_LONG, //6 键长按
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KEY_7_DOWN, //7 键按下
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KEY_7_UP, //7 键弹起
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KEY_7_LONG, //7 键长按
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} KEY_ENUM;
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//按键 FIFO 变量
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#define KEY_FIFO_SIZE 10
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typedef struct
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{
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uint8_t Buf[KEY_FIFO_SIZE]; //键值缓冲区
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uint8_t Read; //缓冲区读指针
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uint8_t Write; //缓冲区写指针
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} KEY_FIFO_T;
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void KEY_Init(void);
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void KEY_Scan10ms(void);
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void KEY_PutKey(uint8_t _KeyCode);
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uint8_t KEY_GetKey(void);
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uint8_t KEY_GetKeyWait(void);
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uint8_t KEY_GetKeyState(KEY_ID_E _ucKeyID);
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void KEY_WaitKey(KEY_ID_E _ucKeyID);
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void KEY_SetKeyParam(uint8_t _ucKeyID, uint16_t _LongTime, uint8_t _RepeatSpeed);
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void KEY_ClearKey(void);
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#endif
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