59 lines
3.1 KiB
C
59 lines
3.1 KiB
C
#ifndef __SWM320_PWM_H__
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#define __SWM320_PWM_H__
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typedef struct {
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uint8_t clk_div; //PWM_CLKDIV_1、PWM_CLKDIV_8
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uint8_t mode; //PWM_MODE_INDEP、PWM_MODE_COMPL、PWM_MODE_INDEP_CALIGN、PWM_MODE_COMPL_CALIGN
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uint16_t cycleA; //A路周期
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uint16_t hdutyA; //A路占空比
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uint16_t deadzoneA; //A路死区时长，取值0--1023
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uint8_t initLevelA; //A路初始输出电平，0 低电平 1 高电平
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uint16_t cycleB; //B路周期
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uint16_t hdutyB; //B路占空比
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uint16_t deadzoneB; //B路死区时长，取值0--1023
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uint8_t initLevelB; //B路初始输出电平，0 低电平 1 高电平
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uint8_t HEndAIEn; //A路高电平结束中断使能
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uint8_t NCycleAIEn; //A路新周期开始中断使能
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uint8_t HEndBIEn; //B路高电平结束中断使能
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uint8_t NCycleBIEn; //B路新周期开始中断使能
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} PWM_InitStructure;
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#define PWM_CLKDIV_1 0
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#define PWM_CLKDIV_8 1
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#define PWM_MODE_INDEP 0 //A路和B路为两路独立输出
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#define PWM_MODE_COMPL 1 //A路和B路为一路互补输出
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#define PWM_MODE_INDEP_CALIGN 3 //A路和B路为两路独立输出，中心对齐
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#define PWM_MODE_COMPL_CALIGN 4 //A路和B路为一路互补输出，中心对齐
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#define PWM_CH_A 0
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#define PWM_CH_B 1
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void PWM_Init(PWM_TypeDef * PWMx, PWM_InitStructure * initStruct); //PWM初始化
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void PWM_Start(PWM_TypeDef * PWMx, uint32_t chA, uint32_t chB); //启动PWM，开始PWM输出
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void PWM_Stop(PWM_TypeDef * PWMx, uint32_t chA, uint32_t chB); //关闭PWM，停止PWM输出
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void PWM_SetCycle(PWM_TypeDef * PWMx, uint32_t chn, uint16_t cycle); //设置周期
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uint16_t PWM_GetCycle(PWM_TypeDef * PWMx, uint32_t chn); //获取周期
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void PWM_SetHDuty(PWM_TypeDef * PWMx, uint32_t chn, uint16_t hduty); //设置高电平时长
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uint16_t PWM_GetHDuty(PWM_TypeDef * PWMx, uint32_t chn); //获取高电平时长
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void PWM_SetDeadzone(PWM_TypeDef * PWMx, uint32_t chn, uint8_t deadzone); //设置死区时长
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uint8_t PWM_GetDeadzone(PWM_TypeDef * PWMx, uint32_t chn); //获取死区时长
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void PWM_IntNCycleEn(PWM_TypeDef * PWMx, uint32_t chn); //新周期开始中断使能
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void PWM_IntNCycleDis(PWM_TypeDef * PWMx, uint32_t chn); //新周期开始中断禁能
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void PWM_IntNCycleClr(PWM_TypeDef * PWMx, uint32_t chn); //新周期开始中断标志清除
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uint32_t PWM_IntNCycleStat(PWM_TypeDef * PWMx, uint32_t chn); //新周期开始中断是否发生
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void PWM_IntHEndEn(PWM_TypeDef * PWMx, uint32_t chn); //高电平结束中断使能
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void PWM_IntHEndDis(PWM_TypeDef * PWMx, uint32_t chn); //高电平结束中断禁能
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void PWM_IntHEndClr(PWM_TypeDef * PWMx, uint32_t chn); //高电平结束中断标志清除
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uint32_t PWM_IntHEndStat(PWM_TypeDef * PWMx, uint32_t chn); //高电平结束中断是否发生
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#endif //__SWM320_PWM_H__
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