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Welcome at petrockblock!

At petrockblock you can find various topics from the world of microelectronics, tinkering, software development, and other related topics. You find our popular Raspberry Pi add-on boards ControlBlock and PowerBlock here as well as the GamepadBlock, our multi-platform USB interface for arcade and original game controllers.

PowerBlock Top View
PowerBlockling
ControlBlock
GamepadBlock
ExtensionBlock

This site is also the birth-place of RetroPie, the popular retro-gaming project for the Raspberry Pi. You can find articles about the original idea and articles of the first years of the project here.

Enjoy your stay on our sites!

petrockblock team

 

Recent Posts on petrockblock

Issues with your d-pad? RetroPie Release 3.2.1 might help

We have just published a bug-fix release, RetroPie image v.3.2.1, that fixes controller configuration issues for RetroArch-based emulators. For all of you that installed version 3.2 and are having trouble with the d-pad on the [...]

RetroPie 3.2 is Released

Soon after the release of RetroPie 3.1, we are please to announce v3.2. Although only a couple of weeks have passed, there have been a fair number of improvements. Changes since 3.1: Fixed binaries of [...]

RetroPie 3.1 Released

We are pleased to announce the release of RetroPie 3.1! Among others, major features of this release are a more memory-light theme "Carbon", an initial module for bluetooth keyboard support, and and new MAME emulators. [...]

RetroPie 3.0 is Released

After 6 months of hard work we are pleased to announce the release of RetroPie 3.0. This retro-gaming project brings together a collection of popular emulators for those computers and consoles that you grew up [...]

  • PowerBlock Top View

PowerBlock: A Power Switch for the Raspberry Pi

The PowerBlock is an add-on board for the Raspberry Pi (version 1, 2, and 3) models A+ and B+. It provides a microcontroller-based power-switch functionality. This article describes the PowerBlock [...]

Take a Look at all Logo Submissions

With the announcement of the logo for the RetroPie project many people have asked for publishing all submissions to look at and give their opinions about them. So, here they are - all 84 submissions that we received. You will [...]

RetroPie has a Logo

First of all, let me say that we were overwhelmed by the number of logo proposals that the community has submitted. Thanks to all of you for your creative efforts! The logo contest ended a [...]

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