lufa-ftdi/main.c

43 lines
721 B
C

#include <avr/io.h>
#include <avr/wdt.h>
#include <avr/power.h>
#include <avr/interrupt.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
#include <LUFA/Drivers/USB/USB.h>
#include "ftdi.h"
static void setup(void)
{
/* Divide 8MHz clock by 1 */
clock_prescale_set(clock_div_1);
/* Initialize USB */
USB_Init();
/* Initialize USB serial and USB interrupts */
ftdi_init(FTDI_STDIO | FTDI_BLOCKING);
/* Ready to go */
sei();
}
int main(void)
{
int c;
setup();
printf("Hello, world!\n");
for (;;) {
c = getchar();
/* If FTDI_NONBLOCKING was provided to ftdi_init,
c will be -1 if no data was available. */
if (c >= 0)
printf("You sent %d (%c)\n", c, isprint(c) ? c : '?');
}
}