Has anyone tried using an input to the GAL from a VIA port as a ROM/RAM switch similar to what the 6510 did with it's on chip I/O port that it used for manipulating the processors address space?
Steve
Search found 2 matches
- Mon Jan 02, 2012 5:13 pm
- Forum: Programmable Logic
- Topic: Simple Memory Decoder GAL
- Replies: 58
- Views: 26632
- Wed Sep 28, 2011 9:07 pm
- Forum: General Discussions
- Topic: Introduce yourself
- Replies: 716
- Views: 417752
I've been playing around with computers and electronics since 1976 when I went in the NAVY. The first computer I worked on was the AN-UYK20. I taught myself machine language programming via the front panel since I didn't have an assembler, which was hard on my thumbs. Google the AN-UYK20 and take a ...