Some old AVR projects
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#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdbool.h>
#include <unistd.h>
#include "serial.h"
int main(int argc, char const *argv[])
{
if (argc < 2) { fprintf(stderr, "Missing parameter <device>\n"); return 1; }
int baud = 9600;
if (argc == 3) sscanf(argv[2], "%d", &baud);
int fd = serial_open(argv[1], baud);
// Wait for the Arduino to start
usleep(1500000);
// Redirecting stdin/stdout to arduino
while(1) {
char buf[1];
if (fread(buf, 1, 1, stdin) > 0) {
serial_write(fd, buf[0]);
fflush(stdout);
}
char c;
c = serial_read(fd, 10);
if (c > 0) {
putchar(c);
fflush(stdout);
}
}
}