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PRN was for the printer. AUX is for "auxiliary" (aka "misc."/"other") device - i.e. any other bit of unspecified random hardware you'd managed to hook up with
by Karellen 5y ago
PRN was for the printer.
AUX is for "auxiliary" (aka "misc."/"other") device - i.e. any other bit of unspecified random hardware you'd managed to hook up with a custom driver by yourself.
- mkup 5y agoAUX is just a synonym for COM1, i.e. first serial port in DOS/Windows.