Good day in the mailbox... the Willy Wonka CPU boards have landed on the bench. CPU is the 3K RAM h...

Good day in the mailbox... the Willy Wonka CR boards have landed on the bench. CR is the color RAM...

The latest PCB revision of the Willy Wonka is back from the fab and assembled. Good news — it works....

This is one of my oldest projects. Internal memory expansion for BLK0 and 16k of color memory. I ha...

When Commodore's engineers designed the VIC-20, they faced a tough call. The VIC chip can addres...