Untitled

  while (1)
  {
    /* USER CODE END WHILE */

	  int length=sprintf(buffer,"%d - ",bl);

	  HAL_TIM_Base_Start_IT(&htim6);
	  if(bl>12){
		  HAL_TIM_Base_Stop_IT(&htim6);
		  break;
	  }
    /* USER CODE BEGIN 3 */
  }
  /* USER CODE END 3 */
}

void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim){

	if(htim==&htim6){
		HAL_UART_Transmit(&huart3,(uint8_t *)buffer,strlen(buffer),10);

		if(bl<7){
			HAL_UART_Transmit(&huart3,(uint8_t *)"Low Charge\r\n",15,10);
		}
		else if(bl>=7 && bl<12){
			HAL_UART_Transmit(&huart3,(uint8_t *)"Moderate Charge\r\n",20,10);
		}
		else{
			HAL_UART_Transmit(&huart3,(uint8_t *)"Full Charge\r\n",15,10);
		}
		bl++;
	}
}
///////////////////////////////////////////////////////////////////
  while (1)
  {
    /* USER CODE END WHILE */
	  if(ch=='l'){
		  HAL_UART_Transmit(&huart3,lt,sizeof(lt),1);
	  }else if(ch=='r'){
		  HAL_UART_Transmit(&huart3,rt,sizeof(rt),1);
	  }else{
		  HAL_UART_Transmit(&huart3,off,sizeof(off),1);
	  }

	  HAL_UART_Receive(&huart3,&ch,1,1000);

	  delay(1);

    /* USER CODE BEGIN 3 */
  }
  /* USER CODE END 3 */
}
////////////////////////////////////////////////////////////////////////////////////////////

void delay(int i){
	HAL_TIM_Base_Start(&htim6);

	while(__HAL_TIM_GET_COUNTER(&htim6) < i*2000);

	HAL_TIM_Base_Stop(&htim6);
	__HAL_TIM_SET_COUNTER(&htim6,0);

}

int speed=0;

uint8_t a[]="Cruise Control : Active\r\n";
uint8_t ia[]="Cruise Control : Inactive\r\n";

int main(void)
{
  /* USER CODE BEGIN 1 */

  /* USER CODE END 1 */

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_USART3_UART_Init();
  MX_USB_OTG_HS_USB_Init();
  MX_TIM6_Init();
  /* USER CODE BEGIN 2 */

  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
    /* USER CODE END WHILE */
	  char buffer[50];

	  sprintf(buffer,"Current Speed : %d Km/h\r\n",speed);

	  HAL_UART_Transmit(&huart3,(uint8_t *)buffer,strlen(buffer),10);

	  if(speed==40){
		  HAL_UART_Transmit(&huart3,a,sizeof(a),10);
	  }

	  if(speed==80){
		  HAL_UART_Transmit(&huart3,ia,sizeof(ia),10);
	  }


	  speed+=5;

	  delay(2);
    /* USER CODE BEGIN 3 */
  }
  /* USER CODE END 3 */
}
////////////////////////////////////////////////////////////////////////////////////////


  HAL_TIM_Base_Start(&htim6);

  while (1)
  {
    /* USER CODE END WHILE */

	  HAL_GPIO_TogglePin(GPIOB,GPIO_PIN_0);
	  HAL_UART_Transmit(&huart3,tx1,strlen((char*)tx1),10);
	  __HAL_TIM_SET_COUNTER(&htim6,0);

	  while(__HAL_TIM_GET_COUNTER(&htim6) < 10000){} //5sec delay

	  HAL_GPIO_TogglePin(GPIOB,GPIO_PIN_0);
	  HAL_GPIO_TogglePin(GPIOE,GPIO_PIN_1);
	  HAL_UART_Transmit(&huart3,tx2,strlen((char*)tx2),10);
	  __HAL_TIM_SET_COUNTER(&htim6,0);

	  while(__HAL_TIM_GET_COUNTER(&htim6) < 20000){} //10sec delay

	  HAL_GPIO_TogglePin(GPIOE,GPIO_PIN_1);
	  HAL_GPIO_TogglePin(GPIOB,GPIO_PIN_14);
	  HAL_UART_Transmit(&huart3,tx3,strlen((char*)tx3),10);
	  __HAL_TIM_SET_COUNTER(&htim6,0);

	  while(__HAL_TIM_GET_COUNTER(&htim6) < 10000){} //5sec delay

	  HAL_GPIO_TogglePin(GPIOB,GPIO_PIN_14);

    /* USER CODE BEGIN 3 */
  }
  /* USER CODE END 3 */
}
///////////////////////////////////////////////////////////////////////////////////////////////////////

  __HAL_TIM_CLEAR_FLAG(&htim6, TIM_FLAG_UPDATE);
  HAL_TIM_Base_Start_IT(&htim6);
  __HAL_TIM_CLEAR_FLAG(&htim7, TIM_FLAG_UPDATE);
  HAL_TIM_Base_Start_IT(&htim7);

  while (1)
  {
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
  }
  /* USER CODE END 3 */
}

void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim){

	if(htim==&htim6){
		HAL_UART_Transmit(&huart3,t6,sizeof(t6),10);
	}

	if(htim==&htim7){
		HAL_UART_Transmit(&huart3,t7,sizeof(t7),10);
	}

}
/////////////////////////////////////////////////////////////////////////////////////////