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Description
The function is used to open a file for reading or writing on the microSD card. Once this is called,
FPrintf
, Fscanf
, Feof
can be used. If FOpen is called, FClose must also be called.Syntax
.FOpen(const char* str, const char* mode);
Parameters
str: Filename
mode: string containing a file access mode.
Returns
Pointer to FEHFile
which can be used for the other FEHSD
member functions
Examples
#include <FEHSD.h> int main(void) { //Open new file for reading FEHFile *fptr = SD.FOpen("Test.txt","r"); //Close the file SD.FClose(fptr); }