The parallel and serial port device file names are system specific. The following table lists the default names for a given system.
System | Default Parallel Port | Default Serial Port |
FreeBSD | /dev/ppi0
| /dev/cuaa0
|
Linux | /dev/parport0
| /dev/ttyS0
|
On FreeBSD systems, AVRDUDE uses the ppi(4) interface for accessing the parallel port and the sio(4) driver for serial port access.
On Linux systems, AVRDUDE uses the ppdev interface for accessing the parallel port and the tty driver for serial port access.
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