/* * wecker.c * Kommuniziert mit dem Modem * * Version 1.00 * */ #include #include #include #include #include #include #include #include #include #include #include int main(int argc, char *argv[]) { int fd = 0; if ((fd = open("/dev/modem", O_RDWR | O_NDELAY)) == -1) { perror("open failed!"); return 1; } if ( write (fd, "AT&F1X3DT23\r", 13)==-1) {perror ("write failed!");} close(fd); return 1; }