/**
* @brief IAP Write Flash memory.
* @param None
* @retval None
*/
void COMMAND_Download(void)
{
/* Open the binary file to be downloaded */
if(f_open(&MyFileR, DOWNLOAD_FILENAME, FA_READ) == FR_OK)
{
if(MyFileR.fsize > USER_FLASH_SIZE)
{
/* No available Flash memory size for the binary file: Turn LED4 On and
Toggle LED3 in infinite loop */
BSP_LED_On(LED4);
Fail_Handler();
}
else
{
/* Download On Going: Turn LED4 On */
BSP_LED_On(LED4);
/* Erase FLASH sectors to download image */
if(FLASH_If_EraseSectors(APPLICATION_ADDRESS) != 0x00)
{
/* Flash erase error: Turn LED4 On and Toggle LED2 and LED3 in
infinite loop */
BSP_LED_Off(LED4);
Erase_Fail_Handler();
}
/* Program flash memory */
COMMAND_ProgramFlashMemory();
/* Download Done: Turn LED4 Off and LED2 On */
BSP_LED_Off(LED4);
BSP_LED_On(LED2);
/* Close file */
f_close(&MyFileR);
}
}
else
{
/* The binary file is not available: Turn LED1, LED2 and LED4 On and Toggle
LED3 in infinite loop */
BSP_LED_On(LED1);
BSP_LED_On(LED2);
BSP_LED_On(LED4);
Fail_Handler();
}
}
/**
* @brief IAP write memory.
* @param None
* @retval None
*/
void COMMAND_DOWNLOAD(void)
{
/* Open the binary file to be downloaded */
if (f_open(&fileR, DOWNLOAD_FILENAME, FA_READ) == FR_OK)
{
if (fileR.fsize > USER_FLASH_SIZE)
{
/* Toggle Red LED in infinite loop: No available Flash memory size for
the binary file */
Fail_Handler();
}
else
{
/* Erase FLASH sectors to download image */
if (FLASH_If_EraseSectors(APPLICATION_ADDRESS) != 0x00)
{
/* Toggle Red LED in infinite loop: Flash erase error */
Fail_Handler();
}
STM_EVAL_LEDOff(LED3);
/* Program flash memory */
COMMAND_ProgramFlashMemory();
/* Set Green LED ON: Download Done */
STM_EVAL_LEDOn(LED3);
/* Close file and filesystem */
f_close (&fileR);
}
}
else
{
/* Toggle Red LED in infinite loop: the binary file is not available */
Fail_Handler();
}
}
