Du läser för närvarande dokumentationen för:
ECSD_LowLevel_IsCardWriteProtected
The ECSD_LowLevel_IsCardWriteProtected function checks if an inserted card is write protected by its write protected tab.
BOOL ECSD_LowLevel_IsCardWriteProtected(void);
Parameters
None
Return value
TRUE if the card is write protected, FALSE if not.
Remarks
If you are communicating with and SD Card that is fixed to the system or through a holder that doesn't support the write protected tab, always return FALSE. Note: You should never call this function directly. The API documentation is present to allow you to write your own low level driver optimized for your hardware.