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 of modern web application programming I decided to implement an online assistant for writing letters based on the word-processor LaTex. It can be found at …Read More »
Welcome!This site is about various topics from the world of microelectronics, tinkering, software development, and other related topics. You can find our popular Raspberry Pi add-on boards ControlBlock and 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!
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 controllers: You can also fix that manually by editing /opt/retropie/configs/all/retroarch.cfg and removing the lines at the end That should fix the problem. All users who …Read More »
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 mupen64plus and lr-tyrquake and removed mupen64plus-testing as it is now included in the default mupen64plus. Updated to Hatari 1.9, and built in IPF image support. …Read More »
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. Some EmulationStation tweaks and splashscreen improvements also made it into this release. Also, Berryboot images are provided now! Thanks a lot to everyone who has contributed …Read More »
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 with from the 70’s, 80’s and 90’s, all wrapped up and ready to run on the famous Raspberry Pi. From Atari 2600, to Sega Mega …Read More »
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 itself, as well as how to connect a power switch and how to install the driver.Read More »
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 notice that the current iteration of the RetroPie Logo is additionally shown. Also, you have the possibility to vote for a single submission that best suits the RetroPie project in your opinion. …Read More »
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 few weeks ago and we did not take the decision process for a winner easy. After several rounds of weighting pros and cons, discussions, having …Read More »
So, there you have the RetroPie SD-card Image and you know that you could use it as software base for your very own game console. But what things do you actually need to get for it? What hardware do you need and what could be the first steps with it? This article provides a step-by-step guide and shows how to …Read More »
The RetroPie Team is always hard at work, coding and drinking coffee. And we are really good at… drinking coffee. Unfortunately we are not that good at graphic design. And we need your help. There are many amazing talented people in our community and we wanted to give one lucky person a chance to become rock-star famous and win some great …Read More »
First: What is a simple solution for turning the Raspberry Pi on and off with a power switch in a smarter way than cutting the power supply and risk data loss? Second: What is a simple way for connecting arbitrary arcade controllers to the RPi? In the following we present the ControlBlock, a Raspberry Pi (TM) Add-On that solves both problems.Read More »
The acrylic case “Petrockblock Pie” was presented some time ago. The design files for that case were not publicly available until now and I have decided to change that: You can find the design now in the Downloads section! These are the original design files that I used to order the cases from Ponoko / Formulor. I know that some of you …Read More »
A while ago I posted a review about the reflow-flow oven T-962A. As written in that post the T-962A has certain flaws: The heat is generated by IR heaters that do not distribute the heat evenly within the oven. This made the results of the soldering processes unreliable. Also, the responsiveness of the user-interface is not that good: Tuning the reflow …Read More »
Recently, I got a grip to a Cubox-i4Pro. It is a mini computer with low power demand and quite a few interfaces that can be useful for all kinds of things. Also, it has enough computing power to be interesting for a wide variety of applications. In contrast to other development boards like the Raspberry Pi, the Cuboxi comes in …Read More »
Some of you might have heard or notices that there has been an update of the RetroPie SD-card image recently. This is a major update with some big changes. This article describes these.Read More »