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

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0011 – RAM and I/O

Getting to the free-run stage is easy. Where it gets complicated is when you add hardware to make your fancy program counter into a real computer. When you're doing a project like this, its assumed you are willing to put in the time to learn some electronics in order to move forward. Both the journey… Continue reading 0011 – RAM and I/O