Video signal generator

A project log for Self-hosting 8051-based retro computer system

The system is based around an 8051 microcontroller with 128K of external RAM and 4Mb serial flash memory. It has a 256 by 256 pixel display.

will.stevenswill.stevens 09/11/2016 at 22:360 Comments

This schematic shows the video signal generator. I've omitted power supply, reset etc... from this diagram and only shown the specifics. The source code for the PIC is available here.