ISCS_KEY_BASE_CAN/mainboard/components/charge/user_fan.c

#include "user_fan.h"
#include "define.h"
#include "stdarg.h"

static void left_fan_duty(uint16_t duty);
static void right_fan_duty(uint16_t duty);

static fan_work_s fan_work[2] = {
  {
      .idx = LEFT_IDX,
      .speed = 0,
      .set_duty = left_fan_duty,
  },
  {
      .idx = RIGHT_IDX,
      .speed = 0,
      .set_duty = right_fan_duty,
  },
};

/*******************************************************************************
  * @函数名称   fan_pwm_init
  * @函数说明   初始化
  * @输入参数  	无
  * @输出参数   无
  * @返回参数   无
*******************************************************************************/
static void fan_pwm_init(void)
{
    GPIO_InitTypeDef GPIO_InitStructure={0};
    TIM_TimeBaseInitTypeDef TIM_BaseInitStructure;
    TIM_OCInitTypeDef TIM_OutputCompareInitStructure;
    TIM_BDTRInitTypeDef BDTR_Structure;

    FAN_GPIO_RCC_ENABLE;
    GPIO_InitStructure.GPIO_Pin = LEFT_FAN_PIN;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_Init(LEFT_FAN_GPIO, &GPIO_InitStructure );

    GPIO_InitStructure.GPIO_Pin = RIGHT_FAN_PIN;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
    GPIO_Init(RIGHT_FAN_GPIO, &GPIO_InitStructure );

    FAN_PWM_RCC_ENABLE;
#ifdef FAN_REMAPCONFIG_ENABLE
    FAN_REMAPCONFIG_ENABLE;
#endif
    
    TIM_BaseInitStructure.TIM_Period = TIM_FAN_PERIOD;
    TIM_BaseInitStructure.TIM_Prescaler = TIM_FAN_PRESCALER - 1;
    TIM_BaseInitStructure.TIM_CounterMode =TIM_CounterMode_Up;
    TIM_BaseInitStructure.TIM_ClockDivision = TIM_CKD_DIV1;
    TIM_BaseInitStructure.TIM_RepetitionCounter = 0;
    TIM_TimeBaseInit(TIM_IND_FAN,&TIM_BaseInitStructure);

    TIM_OutputCompareInitStructure.TIM_OCMode =TIM_OCMode_PWM1;				//占空比设置的高电平
    TIM_OutputCompareInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
    TIM_OutputCompareInitStructure.TIM_OCNPolarity =TIM_OCNPolarity_Low;
    TIM_OutputCompareInitStructure.TIM_OutputState =TIM_OutputState_Enable;
    TIM_OutputCompareInitStructure.TIM_OutputNState = TIM_OutputNState_Enable;
    TIM_OutputCompareInitStructure.TIM_OCIdleState = TIM_OCIdleState_Set;
    TIM_OutputCompareInitStructure.TIM_OCNIdleState = TIM_OCNIdleState_Reset;
    TIM_OutputCompareInitStructure.TIM_Pulse = 0;

    BDTR_Structure.TIM_AutomaticOutput = TIM_AutomaticOutput_Enable;
    BDTR_Structure.TIM_Break = TIM_Break_Disable;
    BDTR_Structure.TIM_BreakPolarity = TIM_BreakPolarity_High;
    BDTR_Structure.TIM_DeadTime = 0x80;
    BDTR_Structure.TIM_LOCKLevel = TIM_LOCKLevel_1;
    BDTR_Structure.TIM_OSSIState = TIM_OSSIState_Enable;
    BDTR_Structure.TIM_OSSRState = TIM_OSSRState_Enable;
    TIM_BDTRConfig(TIM_IND_FAN,&BDTR_Structure);

    LEFT_FAN_INIT(&TIM_OutputCompareInitStructure);
    RIGHT_FAN_INIT(&TIM_OutputCompareInitStructure);

    LEFT_FAN_RUN;
    RIGHT_FAN_RUN;

    LEFT_FAN_COMPARE(0);
    RIGHT_FAN_COMPARE(0);

    TIM_Cmd(TIM_IND_FAN,ENABLE);
}

/*******************************************************************************
  * @函数名称   left_fan_duty
  * @函数说明   设置左风扇PWM百分比
  * @输入参数  	duty：百分比
  * @输出参数   无
  * @返回参数   无
*******************************************************************************/
static void left_fan_duty(uint16_t duty)
{
    uint16_t value = TIM_FAN_PERIOD * duty / 100;
    LEFT_FAN_COMPARE(value);
}

/*******************************************************************************
  * @函数名称   right_fan_duty
  * @函数说明   设置右边风扇PWM百分比
  * @输入参数  	duty：百分比
  * @输出参数   无
  * @返回参数   无
*******************************************************************************/
static void right_fan_duty(uint16_t duty)
{
    uint16_t value = TIM_FAN_PERIOD * duty / 100;
    RIGHT_FAN_COMPARE(value);
}

/*******************************************************************************
  * @函数名称   set_fan_indication
  * @函数说明   风扇转速设置
  * @输入参数  	idx：左边或右边
               speed：转速百分比
  * @输出参数   无
  * @返回参数   无
*******************************************************************************/
bool set_fan_indication(uint8_t idx, uint8_t speed)
{
    bool stat = false;

    if(idx != LEFT_IDX && idx != RIGHT_IDX)
    {
	    goto exit;
    }

    if(speed > 100)
    {
	    goto exit;
    }

    fan_work[idx].speed = speed;
    fan_work[idx].set_duty(speed);

    stat = true;
exit:
    return stat;
}

/*******************************************************************************
  * @函数名称   fan_init
  * @函数说明   初始化
  * @输入参数  	无
  * @输出参数   无
  * @返回参数   无
*******************************************************************************/
void fan_init(void)
{
    fan_pwm_init();
}