Hi, Long time no post as usual, I'm not one to post daily or even weekly! I've been working on some more electronics, and I've managed to get the basic design of a Z80 system working. It's driving an LCD through a PIO, you can see more about it on my website: http://www.zipplet.co.uk/index.php/content/electronics_z80 There is a video I made before I had the LCD working, which explains the basics and shows how it works, including how to upload and run a program on the thing. See that here: ... read more