Behold The WT-220: A ‘Clever’ VT-220 Terminal Hackaday [John Whittington] failed to win a bid for an old VT-220 serial terminal on eBay, so he decided to make his own version and improve it along the way. The result is …
See the article here:
Behold The WT-220: A ‘Clever’ VT-220 Terminal – Hackaday
Dr Simon Monk ( who has written a book on the Pi and Python – check it out on Amazon ) has come up with a really useful idea: a bit of paper you can install over the GPIO pins of your prototyping Pi (and leave there) to remind you which pin is which. The simplest ideas are the best, aren’t they
Excerpt from:
Raspberry Leaf