TaskHandle_t ReadHandle;
uint8_t value =0;
typedef enum
{
  VVVF_STATE = 0,   //默认状态
  VVVF_ACC1 = 1,  // 加速1状态
  VVVF_ACC2 = 2,   // 加速2状态，Speed>gCV48_START_Th
  VVVF_ACC3 = 3, // 加速3状态,Speed>gCV50_DECEL_Th
  VVVF_ACC4 = 4, // 加速4状态,Speed>gCV49_CONST_Th
  VVVF_DEC = 5, // 减速状态，Speed<gCV50_DECEL_Th
  VVVF_BAK = 6,   // 刹车状态，Speed<gCV47_BRAKE_Th
  VVVF_STOP = 7,   // 停车状态，Speed=0
 } VVVF_State;
void read_task(void *ptr){
TickType_t xLastWakeTime = xTaskGetTickCount();
VVVF_State vvvf_state = VVVF_STATE;
while (1)
  {
    vTaskDelayUntil(&xLastWakeTime,100);
    uint8_t VVVF_SPEED = *(uint8_t *)ptr;
      switch (vvvf_state)
    {
    case VVVF_STATE:
      Serial.println("进入STATE状态");
      if (VVVF_SPEED > 0)
        vvvf_state = VVVF_ACC1;
      break;
    case VVVF_ACC1:
    Serial.println("进入ACC1状态");
      if (VVVF_SPEED >=20)
        vvvf_state = VVVF_ACC2;
      break;
    case VVVF_ACC2://开始加速音
      Serial.println("进入ACC2状态,播放加速音");
      if (VVVF_SPEED >= 170)
        vvvf_state = VVVF_ACC3;
      if (VVVF_SPEED >= 200)
      {
        Serial.println("ACC2跃ACC4?!");
        vvvf_state = VVVF_ACC4;
        }
      break;
    case VVVF_ACC3:
    Serial.println("进入ACC3状态");
      if (VVVF_SPEED <= 170)
        vvvf_state = VVVF_DEC;
      if (VVVF_SPEED >= 200)
        vvvf_state = VVVF_ACC4;
      break;
    case VVVF_ACC4://开始恒速音
      Serial.println("进入ACC4状态，播放恒速音");
      if (VVVF_SPEED <= 170)
        vvvf_state = VVVF_DEC;
      break;
    case VVVF_DEC://开始减速音
      Serial.println("进入DEC状态，播放减速音");
      if (VVVF_SPEED <= 24)
        vvvf_state = VVVF_STOP;
      break;
    case VVVF_STOP:
      Serial.println("进入STOP状态，播放停车音");
      if (VVVF_SPEED < 5)
        vvvf_state = VVVF_STATE;
      break;
    
    }
   
  }
}
void set_task(void * ptr){
pinMode(2, INPUT);
while(1){
  value=map(analogRead(2),0,4096,0,255);
  vTaskDelay(100);
}
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  xTaskCreate(set_task,"GIVE",1024,NULL,1,NULL);
  xTaskCreate(read_task,"SHOW",1024,(void*)&value,1,&ReadHandle);
  // Serial.println("Hello, ESP32!");



}

void loop() {
   vTaskDelay(2000);
  int waterMark = uxTaskGetStackHighWaterMark(ReadHandle);
  Serial.print("Task Free Memory: ");
  Serial.print(waterMark);
  Serial.println(" Bytes");
  Serial.print("Task Used Memory: ");
  Serial.print(1024 - waterMark);
  Serial.println(" Bytes");
}