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Welcome!

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

Xarcade2Jstick supports new Tri-Mode Tanksticks

X-Arcade Dual Joystick If you happen to own an X-Arcade Tankstick this post might be of interest for you: I have updated Xarcade2Jstick such that it now supports the recently released Tri-Mode PCBs and Tanksticks [...]

  • Proxy Pattern

Design Pattern with PlantUML: Proxy Pattern

This post gives a brief overview about the Proxy Pattern. The post is part of a series about software design patterns and their UML representations with the help of PlantUML. [...]

  • State Pattern

Design Patterns with PlantUML: State Pattern

This post gives a brief overview about the State Pattern. The post is part of a series about software design patterns and their UML representations with the help of PlantUML. [...]

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