49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
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/*
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* @Description:
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* @Version: 1.0
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* @Autor: lzc
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* @Date: 2022-11-02 08:47:08
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* @LastEditors: lzc
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* @LastEditTime: 2023-07-07 10:14:53
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*/
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#ifndef _TIMER_H
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#define _TIMER_H
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#include "sys.h"
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#define SysTick_CLK_10ms 1680000
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#define SysTick_IRQ_ENABLE() \
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SysTick->CTRL |= SysTick_CTRL_ENABLE_Msk; \
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SysTick->CTRL |= SysTick_CTRL_TICKINT_Msk
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#define SysTick_IRQ_DISABLE() \
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SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk; \
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SysTick->CTRL &= ~SysTick_CTRL_TICKINT_Msk
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typedef struct
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{
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uint32_t CountNum; /* 设置滴答定时器计时次数 （用于定时器增加计数）*/
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uint32_t OverTimeVal; /* 超时值（超过这个值则表示达到预期定时值）*/
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} TimingVarTypeDef; /* 计时变量类型 */
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void key_optical(void);
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void TIM3_Callback(void);
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void TIM2_Int_Init(u16 arr, u16 psc);
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void TIM3_Int_Init(u16 arr, u16 psc);
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void TIM4_Int_Init(u16 arr, u16 psc);
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void TIM5_Int_Init(u16 arr, u16 psc);
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void TIM7_Int_Init(u16 arr, u16 psc);
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void RCC_Configuration(char SysClockFrq);
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extern TimingVarTypeDef Time;
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extern uint32_t TimeupTimes;
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extern uint16_t TIM3_CountVal;
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extern uint32_t
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Get_SysTick_Time(void);
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extern void SysTick_Time_Start(void);
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extern void SysTick_Time_Stop(void);
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extern uint32_t SysTick_Init(void);
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extern void Set_SysTick_OverTimeVal(uint32_t Val);
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#endif
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