ozone_cp/APP/ozone_pwm_control.c

#include "ozone_pwm_control.h"

uint32_t s_hardware_frequency;  // hz
uint32_t s_hardware_duty;       //��λms���������ڵ�PWMռ�ձ�
uint32_t s_large_period;        //��λms���������ڵĶ�ʱ����
uint32_t s_large_duty = 100;    //��λms���������ڵĶ�ʱռ�ձ�
uint32_t begin_ticket;

bool ozone_pwm_control_enable_falg = false;
void HOOK_pwm_module_set_pwm_duty(uint32_t frequencyhz, uint32_t duty);
void HOOK_pwm_stop(void);
bool HOOK_pwm_is_enable(void);

static void prv_update_begin_ticket(void) {
  begin_ticket = get_sys_ticket();  //���´����ڵĿ�ʼʱ�䣨��Ъʱ���Ŀ�ʼ��ʱ�䣩
}

bool ozone_pwm_control_is_enable(void) { return ozone_pwm_control_enable_falg; }

/**
 * @brief һֱ������ʱ�䶨ʱ��ռ�ձ�Ϊ100��
 * ��Ъʱ������300000
 * @param freq
 * @param duty
 */
void ozone_pwm_control_module_set_pwm_output_1(uint32_t freqhz, uint8_t hardware_duty) {
  ozone_pwm_control_module_set_pwm_output_2(freqhz, hardware_duty, 100 * 1000, 100);
}
/**
 * @brief ��ʱ��PWM
 *
 * @param hardware_period pwmƵ��
 * @param hardware_duty pwmռ�ձ�
 * @param large_period ��ʱ����
 * @param large_duty ��ʱռ�ձ�
 */
void ozone_pwm_control_module_set_pwm_output_2(uint32_t freqhz, uint8_t hardware_duty, uint32_t large_period, uint8_t large_duty) {
  s_hardware_frequency = freqhz;
  s_hardware_duty = hardware_duty;
  s_large_period = large_period;
  s_large_duty = large_duty;
  prv_update_begin_ticket();
  ozone_pwm_control_enable_falg = true;
  HOOK_pwm_module_set_pwm_duty(freqhz, hardware_duty);
}

void ozone_pwm_control_module_stop_pwm(void) { ozone_pwm_control_enable_falg = false; }

void ozone_pwm_control_module_loop(void) {
  static uint32_t hardware_frequency;
  static uint32_t hardware_duty;
  if (ozone_pwm_control_is_enable() == false) {  //û��ʹ��ֱ���˳�
    if (HOOK_pwm_is_enable()) {
      HOOK_pwm_stop();
    }
    return;
  }
  if (port_haspassedms(begin_ticket) % s_large_period <= s_large_period * s_large_duty / 100) {
    if (!HOOK_pwm_is_enable()) {
      printf("set work\r\n");
      HOOK_pwm_module_set_pwm_duty(hardware_frequency, hardware_duty);
    }
  } else {
    if (HOOK_pwm_is_enable()) {
      printf("set rest\r\n");
      hardware_frequency = s_hardware_frequency;  //���ر�֮ǰ��Ƶ�ʽ��б���
      hardware_duty = s_hardware_duty;            //���ر�֮ǰ��ռ�ձȽ��б���
      HOOK_pwm_stop();
    }
  }
}