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Altera_Forum's avatar
Altera_Forum
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15 years ago

UART with fopen

im trying read and write to my uart device like: FILE *urt; urt = fopen("/dev/UART","r+"); fprintf(urt,"data"); but fopen does not work for me unless i disable small c library. and whe...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

In my project I set the UART to be used for stdin and stdout and then I use the alt_printf, alt_putchar, and alt_getchar functions to read and write to the uart. My entire nios code is still under 7kb and fits in my onchip memory with plenty of room.