2024-07-08 10:13 PM - last edited on 2024-07-09 01:05 AM by SofLit
Hi
i am using STM32H753z, now i am trying to access SD card but i getting some error in stm32h7xx_hal_sd.c file of static uint32_t SD_PowerON(SD_HandleTypeDef *hsd) API,s in this
/* SEND CMD55 APP_CMD with RCA as 0 */
errorstate = SDMMC_CmdAppCommand(hsd->Instance, 0); (errorstate is 4(return))
if (errorstate != HAL_SD_ERROR_NONE)
{
return HAL_SD_ERROR_UNSUPPORTED_FEATURE;
}
it return in HAL_SD_ERROR_UNSUPPORTED_FEATURE is any region to this, if i need to use old SD card is process?
Solved! Go to Solution.
2024-07-17 03:44 AM
Hello @Naresh_ ,
Please consider compiling your code with varying optimization levels to determine if the issue persists. In some cases, aggressive optimization can result in unexpected behavior.
BRs,