Featured Game: BK25

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What is Retro Pin Upgrade?
What is Retro Pin Upgrade?

Installing new code on your machine is relatively cheap & easy. There are plug-and-play and DIY approaches available. You can write your own software too if there’s no new code available for your machine.

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Lamp Animation Generator

This app lets you put together animations that can be used in RPU code.

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Blog
BK25

All new code for a 1980 Classic.

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Code Examples for the ALB

Links to example projects for ALB.

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ALB for The Getaway

Adding speaker and under-cab lights to The Getaway.

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How to Build the ALB

Discussion of the ALB sections and what does what.

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Parts List for the ALB

Parts list to build the Accessory Lamp Board (ALB).

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SolarSystem23 Rules

New rules for Stern’s Galaxy.

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BK23 Rules

New rules for Williams Black Knight (1980)

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How to Install RPU

Installing an RPU (Rev 4 or 102) board onto an MPU (Bally/Stern/Williams).

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How to Upload Code to RPU

It’s the cable.

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How to Build an RPU Board

Instructions on how to source parts and solder them together to make your own RPU board for cheap.

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OUR PARTNER SITES

PinballIndex.com - wiki for information on the software/hardware library

GitHub/RetroPinUpgrade - software repository for new code.

YouTube - PinballRefresh playlist