0101 – Video output

Now that I've completed a basic 6502-based computer, my next milestone is to implement a video output system. The Apple ///'s video system was unique, in that it provided similar video modes to the Apple II, as well as additional modes to display higher resolutions with many more colors. Additionally, unlike the II which was… Continue reading 0101 – Video output


0100 -Milestone 1: a running program

Today marks the completion of my first milestone: running a program in ROM and keyboard input/ display output through the ACIA to USB-serial bridge. A happy day to say the very least. Another "Hello World" of a fully-functioning computer. Once wire wrap was completed (and failed, then troubleshot, rewrapped, repeat...), I began the task of… Continue reading 0100 -Milestone 1: a running program