RaspberryPi – The Louie

During this latest DreamHack event here in Jönköping (DHW23) I did some small updates to the Alertsquarer previously featured here. SG had bought some new hardware so instead of three 32x32 panels there was now two 64x32 panels. So while fixing support for this, and doing some minor adjustments I also added support for loading and displaying PNG-images. Like the DreamHack logo in this image. New Alertsquarer with PNG support You can find the code here: https://github.com/dhtech/alertsquarer [...]

A friend who works at Dreamhack asked me if I had any 24 led Neopixel-rings in my large store of good-to-have stuff. Unfortunately I didn't, I could only find 12 led ones. In the crew area for the tech/network crew at Dreamhack in Jönköping they have had a display that show the number of active alerts per team. So anyone easily could see if any area had problems, or if everything was green. The display consisted of four 24-led Neopixel rings that either was green for no active alerts, or show [...]

I have a Raspberry PI in the boot of my car, and it can get quite warm during the summer months, so it needed some cooling. The problem is that it features a PiJuice, to be able to handle the power being cut as soon as the car is turned off. But I couldn't find any cases that had place for both a fan and pijuice, even if i Googled for at least 30s. So I designed and printed a simple case for it with a 5V 4010 fan. The fan is connected to PiJuice and a small python script that uses the temperature [...]