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