December 2016 – breadbox64.com

Commodore 64 blacj screen fix using third party PLA chip. Read the review on breadbox64.com

A Plethora of PLAs

July 5, 2018December 19, 2016 by MtnBuffalo

The most common cause of a black screen on the old Commodore 64 long boards (link) is a broken Programmed Logic Array (PLA) chip located at position U17. Based on different input signals, the PLA creates chip select signals and controls which chip is to … Read more

Mod of the Year 2016

November 11, 2020December 7, 2016 by MtnBuffalo

A year has passed since Mod of the Year 2015 was presented on these pages (link). That mod was based on a very discolored breadbox case which was spray-painted. It also had heaps of holes to accommodate potentiometers and plugs for the audio signals. As this years mod, Mod … Read more