/*
 * Timer0.c
 *
 *  Created on: 2022年03月15日
 *      Author: User
 */

/* Includes ------------------------------------------------------------------*/
#include <main.h>

/* Private define-------------------------------------------------------------*/

/* Private variables----------------------------------------------------------*/

/* Private function prototypes------------------------------------------------*/
static void Timer2_Init(void); //定时器2初始化

/* Public variables-----------------------------------------------------------*/
Timer2_t Timer2 =
    {
        0,
        Timer2_Init};

/*
 * @name   Timer0_Init
 * @brief  定时器0初始化
 * @param  None
 * @retval None
 */
static void Timer2_Init() // 20毫秒@20.000MHz
{

  AUXR &= 0xFB; //定时器时钟12T模式
  T2L = 0xCB;   //设置定时初始值
  T2H = 0x7D;   //设置定时初始值
  AUXR |= 0x10; //定时器2开始计时
  IE2 |= 0x04;  //打开定时器2中断
  EA = 1;
}

/*
 * @name   Timer2_isr()
 * @brief  定时器2中断函数(20ms中断一次)
 * @param  None
 * @retval None
 */
/***********定时器2中断函数***********/
void Timer2_isr() interrupt 12
{
  if (Heating_SET_PIN == HIGH) //判断加热是否使能
  {
    PTC_Fan_PIN = HIGH; //加热使能打开风扇
  }
  else
  {
    if (++Timer2.Heating_Run_Timer >= TIMER2_20S)
    {
      Timer2.Heating_Run_Timer = 0;
      if (Heating_SET_PIN != HIGH)
      {
        PTC_Fan_PIN = LOW; //关闭风扇
      }
    }
  }
}
/********************************************************
  End Of File
********************************************************/