Search found 2 matches

by robbie
Tue Apr 07, 2020 7:25 am
Forum: Newbies
Topic: 65C816 project -- did I design the board correctly?
Replies: 11
Views: 1937

Re: 65C816 project -- did I design the board correctly?

Can you please post a monochrome version so I can read it? Thanks.
r16.pdf
Based on my own '816 board, I'd suggest putting IO in Bank 0. For no other reason that you can use LEDs on the VIA pins as a boot/debug aid which you can control in 6502 emulation mode at power on time, or '816 native ...
by robbie
Mon Apr 06, 2020 9:37 am
Forum: Newbies
Topic: 65C816 project -- did I design the board correctly?
Replies: 11
Views: 1937

65C816 project -- did I design the board correctly?

Hello! I want to embark on a 65C816-based computer project. I made a schematic of the computer with the RAM and ROM as well as the glue logic, and I was about to put in two VIAs until I realized that I didn't want to have to route and place all of the 7400 glue logic when I finish. I have decided ...