retro computing

New run of the Sparetime Gizmos SBC6120

Submitted by gerry on Thu, 03/02/2017 - 09:16

I have been following the Sparetime Gizmos Yahoo group since I first heard of the SBC6120, basically a single-board computer reproduction of the DEC PBP8. It was based on the Harris Semiconductors HD6120, which is basically a PDP8 CPU on a single chip, as opposed to multiple flip-chip boards. So, in essence, turning this

PDP8 Flipchip boards

into this...

KIM Uno - 6502 emulated on Arduino

Submitted by gerry on Thu, 12/04/2014 - 13:25

When I was young, about 11, I was lucky enough to be bought a Commodore 64, the computer that introduced a generation to computers, and likely launched thousands of careers in computing, mine included. It wasn't long before I started to feel constrained by the very basic version of BASIC that it ran... 2 character variable names, no labels, no loops apart from FOR, no allowances to structured programming whatsoever.