hand_acid_mainboard_bak/FATFS/App/fatfs.c

/* USER CODE BEGIN Header */
/**
 ******************************************************************************
 * @file   fatfs.c
 * @brief  Code for fatfs applications
 ******************************************************************************
 * @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 */
#include "fatfs.h"

uint8_t retUSBH;     /* Return value for USBH */
char    USBHPath[4]; /* USBH logical drive path */
FATFS   USBHFatFS;   /* File system object for USBH logical drive */
FIL     USBHFile;    /* File object for USBH */

/* USER CODE BEGIN Variables */

/* USER CODE END Variables */

void MX_FATFS_Init(void) {
  /*## FatFS: Link the USBH driver ###########################*/
  retUSBH = FATFS_LinkDriver(&USBH_Driver, USBHPath);

  /* USER CODE BEGIN Init */
  /* additional user code for init */
  /* USER CODE END Init */
}

/**
 * @brief  Gets Time from RTC
 * @param  None
 * @retval Time in DWORD
 */
extern RTC_HandleTypeDef hrtc;

DWORD get_fattime(void) {
  /* USER CODE BEGIN get_fattime */

  DWORD    u16_dateTime;
  uint16_t date_time[6] = {2024, 5, 20, 01, 20, 10};

  RTC_DateTypeDef GetData;
  RTC_TimeTypeDef GetTime;
  HAL_RTC_GetTime(&hrtc, &GetTime, RTC_FORMAT_BIN);
  HAL_RTC_GetDate(&hrtc, &GetData, RTC_FORMAT_BIN);

  date_time[0] = 1900 + GetData.Year;
  date_time[1] = GetData.Month;
  date_time[2] = GetData.Date;
  date_time[3] = GetTime.Hours;
  date_time[4] = GetTime.Minutes;
  date_time[5] = GetTime.Seconds;

  u16_dateTime = date_time[0] - 1980;
  u16_dateTime = u16_dateTime << 25;
  u16_dateTime |= date_time[1] << 21;
  u16_dateTime |= date_time[2] << 16;
  u16_dateTime |= date_time[3] << 11;
  u16_dateTime |= date_time[4] << 5;
  u16_dateTime |= date_time[5];

  return u16_dateTime;

  /* USER CODE END get_fattime */
}

/* USER CODE BEGIN Application */

/* USER CODE END Application */