/**
  ******************************************************************************
  * File Name          : main.c
  * Date               : 14/05/2015 12:24:18
  * Description        : Main program body
  ******************************************************************************
  *
  * COPYRIGHT(c) 2015 STMicroelectronics
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */

/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal.h"
#include "usb_device.h"
#include "usbd_comp_if.h"
#include "usbd_comp.h"
/* USER CODE BEGIN Includes */

/* USER CODE END Includes */

/* Private variables ---------------------------------------------------------*/
UART_HandleTypeDef huart4;
UART_HandleTypeDef huart5;
UART_HandleTypeDef huart1;
UART_HandleTypeDef huart2;
UART_HandleTypeDef huart3;
UART_HandleTypeDef huart6;
DMA_HandleTypeDef hdma_usart2_tx;
DMA_HandleTypeDef hdma_usart3_tx;
/* USER CODE BEGIN PV */
extern uint8_t UserTxBufferFS[];
/* USER CODE END PV */
uint8_t dev_ready=0;
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_USART3_UART_Init(void);
static void MX_DMA_Init(void);


/* USER CODE BEGIN PFP */
uint8_t Tx_Buffer[2048];
uint8_t Rx_Buffer[1];

uint32_t UserTxBufPtrIn = 0; /* Increment this pointer or roll it back to
                               start address when data are received over USART */
uint32_t UserTxBufPtrOut = 0; /* Increment this pointer or roll it back to
                                 start address when data are sent over USB */

/* USER CODE BEGIN PFP */
void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
{
	
	CDC_Transmit_FS(Rx_Buffer, 1);
	HAL_UART_Receive_IT(&huart3, Rx_Buffer, 1);
	//HAL_UART_Transmit_DMA(&huart3, Tx_Buffer, 1);
	
}
/* USER CODE END PFP */





/* USER CODE BEGIN 0 */

/* USER CODE END 0 */



int main(void)
{

  /* USER CODE BEGIN 1 */
//	uint32_t i;
  /* USER CODE END 1 */

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

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

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

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_DMA_Init();
  MX_USART3_UART_Init();
  MX_USB_DEVICE_Init();

  /* USER CODE BEGIN 2 */
	HAL_UART_Receive_IT(&huart3, Rx_Buffer, 1);
//	HAL_Delay(2000);
//	HAL_Delay(4000);
//	
  /* USER CODE END 2 */
	dev_ready=1;
  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
  /* USER CODE END WHILE */

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

}

/** System Clock Configuration
*/
void SystemClock_Config(void)
{

	RCC_ClkInitTypeDef RCC_ClkInitStruct;
	RCC_OscInitTypeDef RCC_OscInitStruct;

	__PWR_CLK_ENABLE();
	__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

	RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
	RCC_OscInitStruct.HSEState = RCC_HSE_ON;
	RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
	RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
	RCC_OscInitStruct.PLL.PLLM = 8;
	RCC_OscInitStruct.PLL.PLLN = 336;
	RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
	RCC_OscInitStruct.PLL.PLLQ = 7;
	HAL_RCC_OscConfig(&RCC_OscInitStruct);

	RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK |
	                               RCC_CLOCKTYPE_HCLK |
	                               RCC_CLOCKTYPE_PCLK1 |
	                               RCC_CLOCKTYPE_PCLK2);

	RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
	RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
	RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
	RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
	HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);

}


static void MX_USART3_UART_Init(void)
{

	/* USER CODE BEGIN USART3_Init 0 */

	/* USER CODE END USART3_Init 0 */

	/* USER CODE BEGIN USART3_Init 1 */

	/* USER CODE END USART3_Init 1 */
	huart3.Instance = USART3;
	huart3.Init.BaudRate = 9600;
	huart3.Init.WordLength = UART_WORDLENGTH_8B;
	huart3.Init.StopBits = UART_STOPBITS_1;
	huart3.Init.Parity = UART_PARITY_NONE;
	huart3.Init.Mode = UART_MODE_TX_RX;
	huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE;
	huart3.Init.OverSampling = UART_OVERSAMPLING_16;
	if (HAL_UART_Init(&huart3) != HAL_OK)
	{
		//Error_Handler();
	}
	/* USER CODE BEGIN USART3_Init 2 */

	/* USER CODE END USART3_Init 2 */

}
/** 
  * Enable DMA controller clock
  */
static void MX_DMA_Init(void) 
{
	/* DMA controller clock enable */
	__HAL_RCC_DMA1_CLK_ENABLE();

	/* DMA interrupt init */
	/* DMA1_Stream3_IRQn interrupt configuration */
	HAL_NVIC_SetPriority(DMA1_Stream3_IRQn, 0, 0);
	HAL_NVIC_EnableIRQ(DMA1_Stream3_IRQn);
	/* DMA1_Stream6_IRQn interrupt configuration */
	HAL_NVIC_SetPriority(DMA1_Stream6_IRQn, 0, 0);
	HAL_NVIC_EnableIRQ(DMA1_Stream6_IRQn);

}

/** Configure pins as 
        * Analog 
        * Input 
        * Output
        * EVENT_OUT
        * EXTI
*/
void MX_GPIO_Init(void)
{

  /* GPIO Ports Clock Enable */
  __GPIOH_CLK_ENABLE();
  __GPIOA_CLK_ENABLE();
	__HAL_RCC_GPIOC_CLK_ENABLE();
	__HAL_RCC_GPIOH_CLK_ENABLE();
	__HAL_RCC_GPIOA_CLK_ENABLE();
	__HAL_RCC_GPIOD_CLK_ENABLE();
	__HAL_RCC_GPIOB_CLK_ENABLE();

}

/* USER CODE BEGIN 4 */

/* USER CODE END 4 */

#ifdef USE_FULL_ASSERT

/**
   * @brief Reports the name of the source file and the source line number
   * where the assert_param error has occurred.
   * @param file: pointer to the source file name
   * @param line: assert_param error line source number
   * @retval None
   */
void assert_failed(uint8_t* file, uint32_t line)
{
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
    ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */

}

#endif

/**
  * @}
  */ 

/**
  * @}
*/ 

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
