/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.c
  * @brief          : Main program body
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2023 STMicroelectronics.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "dma.h"
#include "lwip.h"
#include "spi.h"
#include "gpio.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "tcp_echoclient.h"
//#include "tcp_echoclient.c"
/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

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

/* USER CODE BEGIN PV */
 uint8_t buffer[1536];
 int LENGTHSEND;
uint8_t data1[1200];
uint8_t buffert[1500];//copied used 7+13824+1=13832
uint8_t arrayspi4_u1[13840];//SPI4 ARRAY FOR U1
uint8_t datarxflagok;
uint8_t sot1flag,sot2flag;
uint16_t datasrno;
uint8_t transfer,ecounter=0;

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
#include "stdio.h"
#include "stdlib.h"
/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
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 */
  void HAL_ETH_RxCpltCallback(ETH_HandleTypeDef *heth);
  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_DMA_Init();
  MX_LWIP_Init();
  MX_SPI4_Init();
  /* USER CODE BEGIN 2 */
  udp_echoclient_connect();//it is ok
  //tcp_echoclient_connect();

  /*##-3- Configure the NVIC for SPI #########################################*/
    /* NVIC for SPI */
    HAL_NVIC_SetPriority(SPI4_IRQn, 0, 1);
    HAL_NVIC_EnableIRQ(SPI4_IRQn);

    HAL_NVIC_SetPriority(ETH_IRQn, 1, 1);
        HAL_NVIC_EnableIRQ(ETH_IRQn);
       // tcp_echoclient_connect();
  // Enable the SPI interrupt
 // __HAL_SPI_ENABLE_IT(&hspi4, SPI_IT_TXE);
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
   HAL_GPIO_WritePin(GPIOE,GPIO_PIN_4,GPIO_PIN_SET);//SPI4 CS/NSS
  uint8_t my_array[5];
  uint8_t my_array1[5];
  my_array[0] = 0x10;
  my_array[1] = 0x20;
  my_array[2] = 0x30;
  my_array[3] = 0x40;
  my_array[4] = 0x50;
 // if(buffert[0]=='A'||buffer[0]=='B')
	  //HAL_SPI_TransmitReceive(&hspi4, (uint8_t *)my_array, (uint8_t *)my_array1, 1,9000);

  //HAL_SPI_Transmit(&hspi4, (uint8_t*)my_array,3, 5000);//TIMEOUT IN MS
  //memset(Rx_data,0,sizeof(Rx_data);
  //__HAL_ETH_DMA_ENABLE_IT((heth), ETH_DMA_IT_NIS | ETH_DMA_IT_R|ETH_DMA_IT_T);

  //__HAL_ETH_DMATXDESC_ENABLE_IT(heth);
   tcp_echoclient_connect();
   uint8_t count;
   HAL_GPIO_WritePin(GPIOE,GPIO_PIN_1,GPIO_PIN_SET);//LED CONN OFF
   HAL_GPIO_WritePin(GPIOE,GPIO_PIN_0,GPIO_PIN_SET);//SYNC LED OFF

  // int _write(int file, char *ptr, int len) {
   //    for (int i = 0; i < len; i++) {
        //   ITM_SendChar(*ptr++);
      // }
       //return len;
   //}
  while (1)
  {

	  uint8_t count;
	         printf ("test= %d\n",count);
	         count++;
	        // fflush(stdout);

	  MX_LWIP_Process();
	  //tcp_echoclient_connect();
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
	 // if(echoclient_pcb != NULL)
	  //{}
	//  tcpconnectioncheck();
	 /* if(buffer[0]=='A'& buffer[1]=='B')
	  {  tcp_echoclient_connect();}
	  if(buffert[0]=='A'& buffert[1]=='B')*/
	  //buffert[0]=='ab'&& buffert[1]=='cd'&&
		  if( datarxflagok==1)
	  {//ecounter++;
			 // if(ecounter%2==0)
			 // {HAL_GPIO_WritePin(GPIOE,GPIO_PIN_1,GPIO_PIN_RESET);//LED ON
			 // HAL_GPIO_WritePin(GPIOE,GPIO_PIN_0,GPIO_PIN_SET);}//LED CONN off
	//else
	//{ HAL_GPIO_WritePin(GPIOE,GPIO_PIN_0,GPIO_PIN_RESET);//LED ON
	// HAL_GPIO_WritePin(GPIOE,GPIO_PIN_1,GPIO_PIN_SET);}//SYNC LED OFF



		 // HAL_GPIO_WritePin(GPIOE,GPIO_PIN_4,GPIO_PIN_RESET);//SPI4 CS/NSS
		 // while (__HAL_SPI_GET_FLAG(hspi4, SPI_FLAG_TXE))
		 // for(int g=0;g<13824;g++)
			//  if(g%2==0)
		 // {arrayspi4_u1[g]=0XE1;}
		 // / Transmit the data in multiple bursts
		// for (uint32_t i = 0; i < 13824; i += 1024) {
		  if(transfer==0)
		    {

		    HAL_SPI_Transmit_DMA(&hspi4, &arrayspi4_u1[0],13824);
		    datarxflagok=0;


		    }
	  }






		  //HAL_SPI_Transmit_IT(&hspi4,(uint8_t*)&arrayspi4_u1,13824);okworking

		  //HAL_GPIO_WritePin(GPIOE,GPIO_PIN_4,GPIO_PIN_SET);//SPI4 CS/NSS
		 // datarxflagok=0;

		 // buffert[0]='c';
	  //}//end of if mainTIMEOUT IN MS
	 // ethernetif_input(&gnetif);

	  	 // sys_check_timeouts();

  }
  /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  /** Configure the main internal regulator output voltage
  */
  __HAL_RCC_PWR_CLK_ENABLE();
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

  /** Initializes the RCC Oscillators according to the specified parameters
  * in the RCC_OscInitTypeDef structure.
  */
  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 = 25;
  RCC_OscInitStruct.PLL.PLLN = 360;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 4;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }

  /** Activate the Over-Drive mode
  */
  if (HAL_PWREx_EnableOverDrive() != HAL_OK)
  {
    Error_Handler();
  }

  /** Initializes the CPU, AHB and APB buses clocks
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |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;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
  {
    Error_Handler();
  }
  HAL_RCC_MCOConfig(RCC_MCO1, RCC_MCO1SOURCE_HSE, RCC_MCODIV_1);
}

/* USER CODE BEGIN 4 */
void HAL_ETH_RxCpltCallback(ETH_HandleTypeDef *heth)

{int a=0;
/* Clear the interrupt flags */
   // _HAL_ETH_DMA_CLEAR_IT(heth, ETH_DMA_FLAG_AIS);

a++;
	}
void SPI_DMATransmitCplt(SPI_HandleTypeDef *hspi4)
{while(HAL_SPI_GetState(&hspi4) != HAL_SPI_STATE_READY);
}
void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi) {
      if (hspi == &hspi4) {
          // DMA transfer completed successfully
transfer=0;
          // Add your post-transfer code here if needed
      }
  }

int _write(int file, char *ptr, int len)
{
  (void)file;
  int DataIdx;

  for (DataIdx = 0; DataIdx < len; DataIdx++)
  {
	  ITM_SendChar(*ptr++);// __io_putchar(*ptr++);
  }
  return len;
}
/* USER CODE END 4 */

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void)
{
  /* USER CODE BEGIN Error_Handler_Debug */
  /* User can add his own implementation to report the HAL error return state */
  __disable_irq();
  while (1)
  {
  }
  /* USER CODE END Error_Handler_Debug */
}

#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 /* USE_FULL_ASSERT */