初始化仓库
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69
Header/pwm.h
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69
Header/pwm.h
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#ifndef __PWM_H__
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#define __PWM_H__
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#include "common.h"
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#define PWM_DUTY_MAX 10000
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typedef enum
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{
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//PWMA和PWMB是两组不同的PWM
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//以下是PWMA通道。
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//同一组PWM,同一时刻,只能有同一个PWM输出。
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//例如:PWMA_CH1P_P10 和 PWMA_CH1N_P11不能一起输出。
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PWMA_CH1P_P10 = 0x00,PWMA_CH1N_P11,
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PWMA_CH1P_P20, PWMA_CH1N_P21,
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PWMA_CH1P_P60, PWMA_CH1N_P61,
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PWMA_CH2P_P12 = 0x10,//该引脚已做 USB 内核电源稳压脚
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PWMA_CH2N_P13,
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PWMA_CH2P_P22, PWMA_CH2N_P23,
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PWMA_CH2P_P62, PWMA_CH2N_P63,
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PWMA_CH3P_P14 = 0x20,PWMA_CH3N_P15,
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PWMA_CH3P_P24, PWMA_CH3N_P25,
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PWMA_CH3P_P64, PWMA_CH3N_P65,
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PWMA_CH4P_P16 = 0x30,PWMA_CH4N_P17,
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PWMA_CH4P_P26, PWMA_CH4N_P27,
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PWMA_CH4P_P66, PWMA_CH4N_P67,
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PWMA_CH4P_P34, PWMA_CH4N_P33,
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//以下是PWMB通道。
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//同一组PWM,同一时刻,只能有同一个PWM输出。
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//例如:PWMB_CH1_P20 和 PWMB_CH1_P17 不能同时输出
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//但是不同的通道可以同一时刻输出。
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//例如:PWMB_CH1_P20 和 PWMB_CH2_P21可以同时输出
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PWMB_CH1_P20 = 0x40,
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PWMB_CH1_P17,
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PWMB_CH1_P00,
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PWMB_CH1_P74,
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PWMB_CH2_P21 = 0x50,
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PWMB_CH2_P54, //该引脚为复位引脚
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PWMB_CH2_P01,
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PWMB_CH2_P75,
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PWMB_CH3_P22 = 0x60,
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PWMB_CH3_P33,
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PWMB_CH3_P02,
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PWMB_CH3_P76,
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PWMB_CH4_P23 = 0x70,
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PWMB_CH4_P34,
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PWMB_CH4_P03,
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PWMB_CH4_P77,
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}PWMCH_enum;
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void pwm_init(PWMCH_enum pwmch,uint32 freq, uint32 duty);
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void pwm_duty(PWMCH_enum pwmch, uint32 duty);
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void pwm_freq(PWMCH_enum pwmch, uint32 freq, uint32 duty);
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#endif
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