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 the PowerBlock here.
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!
Recent Posts on petrockblock
RetroPie 3.6 is Released
RetroPie on Raspberry Pi 3? Get RetroPie 3.6! […]
RetroPie 3.5 is Released
We are pleased to announce the release of RetroPie 3.5. […]
RetroPie 3.4 is Released
Mostly fixes and improvements rather than new stuff this time folks. […]
MEAN adventures continued: An UML Online Editor for PlantUML
Some weeks ago I wrote about my recent journeys into the world of web application development and the MEAN stack. While writing that blog post I realized that I would like to insert a certain [...]
RetroPie 3.3 Released
After rolling new images, fixing bugs, re-rolling we are finally there: RetroPie 3.3. […]
Supply Status of the ControlBlock
This info post is interesting for you, if you were looking at the ControlBlock and wondering when it will be available again. […]
Getting to know the MEAN stack with a LaTex Web Application
Some time ago I had the idea for a web application related to another popular project. I quickly realized that my knowledge about web application architectures and designs was quite archaic. To learn the basics [...]
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 [...]