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- C Compiler for Microchip PIC microcontrollers
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Next example waits until the CF card is inserted, and when plugged, it creates 5 text files on the
card. Each file will be appended the same timestamp.
unsigned short index;
unsigned i1;
char *fname, *ext;
void Init(void) {
TRISC = 0;
// PORTC is output
Cf_Init(PORTB, PORTD);
// Initialize ports
do nop;
while (!Cf_Detect());
// Wait until CF card is inserted
Delay_ms(50);
// Wait until the card is stabilized
}
//~
void main() {
ext = "TXT";
index = 0;
// Index of file to be written
while (index < 5) {
PORTC = 0;
Init();
PORTC = index;
Cf_File_Write_Init();
// Initialization for writing to new file
i1 = 0;
// Write 50,000 bytes to file
while (i1 < 50000) {
Cf_File_Write_Byte(48 + index);
i1++;
}
fname = "MY_TEST1";
// Name must be 8 character long in uppercase
fname[8] = 48 + index;
// Ensure that files have different name
Cf_Set_File_Date(2005,1,1,0,0,0);
// Append a timestamp
Cf_File_Write_Complete(fname, ext);
// Close the file
index++;
}
PORTC = 0xFF;
}
//~!