/* USER CODE BEGIN Header */
/**
 ******************************************************************************
 * @file           : main.c
 * @brief          : Main program body
 ******************************************************************************
 * @attention
 *
 * Copyright (c) 2024 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"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */

/* 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 */
uint8_t mode1 = 0;
uint8_t mode2 = 0;
uint8_t mode3 = 0;
uint8_t mode4 = 0;
/* USER CODE END PM */

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

I2C_HandleTypeDef hi2c1;

/* USER CODE BEGIN PV */

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_I2C1_Init(void);
/* USER CODE BEGIN PFP */
uint8_t val = 0;
/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
uint8_t dataWrite[4];
uint8_t dataRead[4];
uint8_t dataR[4];
/* 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 */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_I2C1_Init();
  /* USER CODE BEGIN 2 */
  dataWrite[0] = 1;
  dataWrite[1] = 0;
  dataWrite[2] = 0;
  dataWrite[3] = 1;

  //  write_ext_eeprom((3<<6), temp);
  //  val_ = read_ext_eeprom((3<<6));
  HAL_Delay(20);
  uint8_t output = HAL_I2C_Mem_Write(&hi2c1, 0xA0, (3 << 6), 4, dataWrite, 4,
                                     1000);
  if (output == HAL_ERROR)
  {
    output = 10;

  }
  HAL_Delay(20);
  output = HAL_I2C_Mem_Read(&hi2c1, 0xA0, (3 << 6), 4, dataRead, 4, 1000);
  if (output == HAL_ERROR)
  {
    output = 10;

  }
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
    mode1 = 1;
    dataWrite[0] = mode1;
    HAL_I2C_Mem_Write(&hi2c1, 0xA0, (3 << 6), 4, dataWrite, 4, 20);
    HAL_Delay(10);
    HAL_I2C_Mem_Read(&hi2c1, 0xA0, (3 << 6), 4, dataRead, 4, 20);
    HAL_Delay(10);
    dataR[0] = dataRead[0];
    dataR[1] = dataRead[1];
    dataR[2] = dataRead[2];
    dataR[3] = dataRead[3];
    HAL_Delay(1000);

    mode2 = 1;
    dataWrite[1] = mode2;
    HAL_I2C_Mem_Write(&hi2c1, 0xA0, (3 << 6), 4, dataWrite, 4, 20);
    HAL_Delay(10);
    HAL_I2C_Mem_Read(&hi2c1, 0xA0, (3 << 6), 4, dataRead, 4, 20);
    HAL_Delay(10);
    dataR[0] = dataRead[0];
    dataR[1] = dataRead[1];
    dataR[2] = dataRead[2];
    dataR[3] = dataRead[3];
    HAL_Delay(1000);

    mode3 = 1;
    dataWrite[2] = mode3;
    HAL_I2C_Mem_Write(&hi2c1, 0xA0, (3 << 6), 4, dataWrite, 4, 20);
    HAL_Delay(10);
    HAL_I2C_Mem_Read(&hi2c1, 0xA0, (3 << 6), 4, dataRead, 4, 20);
    HAL_Delay(10);
    dataR[0] = dataRead[0];
    dataR[1] = dataRead[1];
    dataR[2] = dataRead[2];
    dataR[3] = dataRead[3];
    HAL_Delay(1000);

    mode4 = 1;
    dataWrite[3] = mode4;
    HAL_I2C_Mem_Write(&hi2c1, 0xA0, (3 << 6), 4, dataWrite, 4, 20);
    HAL_Delay(10);
    HAL_I2C_Mem_Read(&hi2c1, 0xA0, (3 << 6), 4, dataRead, 4, 20);
    HAL_Delay(10);
    dataR[0] = dataRead[0];
    dataR[1] = dataRead[1];
    dataR[2] = dataRead[2];
    dataR[3] = dataRead[3];
    HAL_Delay(1000);

    mode1 = 0;
    dataWrite[0] = mode1;
    HAL_I2C_Mem_Write(&hi2c1, 0xA0, (3 << 6), 4, dataWrite, 4, 20);
    HAL_Delay(10);
    HAL_I2C_Mem_Read(&hi2c1, 0xA0, (3 << 6), 4, dataRead, 4, 20);
    HAL_Delay(10);
    dataR[0] = dataRead[0];
    dataR[1] = dataRead[1];
    dataR[2] = dataRead[2];
    dataR[3] = dataRead[3];
    HAL_Delay(1000);

    mode2 = 0;
    dataWrite[1] = mode2;
    HAL_I2C_Mem_Write(&hi2c1, 0xA0, (3 << 6), 4, dataWrite, 4, 20);
    HAL_Delay(10);
    HAL_I2C_Mem_Read(&hi2c1, 0xA0, (3 << 6), 4, dataRead, 4, 20);
    HAL_Delay(10);
    dataR[0] = dataRead[0];
    dataR[1] = dataRead[1];
    dataR[2] = dataRead[2];
    dataR[3] = dataRead[3];
    HAL_Delay(1000);

    mode3 = 0;
    dataWrite[2] = mode3;
    HAL_I2C_Mem_Write(&hi2c1, 0xA0, (3 << 6), 4, dataWrite, 4, 20);
    HAL_Delay(10);
    HAL_I2C_Mem_Read(&hi2c1, 0xA0, (3 << 6), 4, dataRead, 4, 20);
    HAL_Delay(10);
    dataR[0] = dataRead[0];
    dataR[1] = dataRead[1];
    dataR[2] = dataRead[2];
    dataR[3] = dataRead[3];
    HAL_Delay(1000);

    mode4 = 0;
    dataWrite[3] = mode4;
    HAL_I2C_Mem_Write(&hi2c1, 0xA0, (3 << 6), 4, dataWrite, 4, 20);
    HAL_Delay(10);
    HAL_I2C_Mem_Read(&hi2c1, 0xA0, (3 << 6), 4, dataRead, 4, 20);
    HAL_Delay(10);
    dataR[0] = dataRead[0];
    dataR[1] = dataRead[1];
    dataR[2] = dataRead[2];
    dataR[3] = dataRead[3];
    HAL_Delay(1000);
  }
  /* USER CODE END 3 */
}

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

  /** Initializes the RCC Oscillators according to the specified parameters
  * in the RCC_OscInitTypeDef structure.
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  RCC_OscInitStruct.HSIDiv = RCC_HSI_DIV4;
  RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != 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_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
  RCC_ClkInitStruct.SYSCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_HCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_APB1_DIV1;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0) != HAL_OK)
  {
    Error_Handler();
  }
}

/**
  * @brief I2C1 Initialization Function
  * @param None
  * @retval None
  */
static void MX_I2C1_Init(void)
{

  /* USER CODE BEGIN I2C1_Init 0 */

  /* USER CODE END I2C1_Init 0 */

  /* USER CODE BEGIN I2C1_Init 1 */

  /* USER CODE END I2C1_Init 1 */
  hi2c1.Instance = I2C1;
  hi2c1.Init.Timing = 0x40000A0B;
  hi2c1.Init.OwnAddress1 = 0;
  hi2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
  hi2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
  hi2c1.Init.OwnAddress2 = 0;
  hi2c1.Init.OwnAddress2Masks = I2C_OA2_NOMASK;
  hi2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
  hi2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
  if (HAL_I2C_Init(&hi2c1) != HAL_OK)
  {
    Error_Handler();
  }

  /** Configure Analogue filter
  */
  if (HAL_I2CEx_ConfigAnalogFilter(&hi2c1, I2C_ANALOGFILTER_ENABLE) != HAL_OK)
  {
    Error_Handler();
  }

  /** Configure Digital filter
  */
  if (HAL_I2CEx_ConfigDigitalFilter(&hi2c1, 0) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN I2C1_Init 2 */

  /* USER CODE END I2C1_Init 2 */

}

/**
  * @brief GPIO Initialization Function
  * @param None
  * @retval None
  */
static void MX_GPIO_Init(void)
{
/* USER CODE BEGIN MX_GPIO_Init_1 */
/* USER CODE END MX_GPIO_Init_1 */

  /* GPIO Ports Clock Enable */
  __HAL_RCC_GPIOB_CLK_ENABLE();
  __HAL_RCC_GPIOA_CLK_ENABLE();

/* USER CODE BEGIN MX_GPIO_Init_2 */
/* USER CODE END MX_GPIO_Init_2 */
}

/* USER CODE BEGIN 4 */

/* 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 */