Back in the day, the parallel port was awesome for hobbyist hardware hacking. You could 'bit bang' and basically use the pins as general-purpose I/O pins.
Rather than the bespoke setup described in the article, I guess the most-common equivalent these days is a USB connection to a Raspberry Pi or Arduino or similar?
Rather than the bespoke setup described in the article, I guess the most-common equivalent these days is a USB connection to a Raspberry Pi or Arduino or similar?