fprintf(stderr, "Options: -o (send open command 'O\\r')\n");
fprintf(stderr, " -c (send close command 'C\\r')\n");
fprintf(stderr, " -f (read status flags with 'F\\r' to reset error states)\n");
fprintf(stderr, "Options: -o (send open command 'O\\r')\n");
fprintf(stderr, " -c (send close command 'C\\r')\n");
fprintf(stderr, " -f (read status flags with 'F\\r' to reset error states)\n");
fprintf(stderr, " -s <speed> (set CAN speed 0..8)\n");
fprintf(stderr, " -S <speed> (set UART speed in baud)\n");
fprintf(stderr, " -t <type> (set UART flow control type 'hw' or 'sw')\n");
fprintf(stderr, " -s <speed> (set CAN speed 0..8)\n");
fprintf(stderr, " -S <speed> (set UART speed in baud)\n");
fprintf(stderr, " -t <type> (set UART flow control type 'hw' or 'sw')\n");