Kategorie: Maker Projects

27. Dezember, 2017

Raspberry Pi autostart chromium on login

To autostart chromium on start / boot, without Desktop Environment, you have to do the following: 1. Install Chromium My tutorial to install chromium an Raspberry Pi without desktop Environment. 2. Use raspi-config to configure sudo raspi-config -> Boot Config –> Desktop / CLI —> Console Autologin 2. Add your start script at the end of „.bashrc“ Mine is xinit /home/pi/start-c.sh Don’t forget the xinit. […]

27. Dezember, 2017

Raspberry Pi: Rotate Official Touch Display by 90°

I wanted to rotate my Rasperry Pi Touch Display by 90 degrees. But I noticed this isn’t possible via boot parameters in the config.txt file. It is possible to rotate the display in config.txt, but the touch input will not work correctly. There is also a change in the newest raspbian xinput driver releases. xinput set-prop ‚FT5406 memory based driver‘ ‚Evdev Axes Swap‘ 1 does […]

2. Januar, 2015

Silent Meditation Timer for a Singing Bowl

In 2014 I had another idea about a meditation timer for singing bowl (Klangschale). A clapper which automatically hammers after a specified amount of time. I had some features in mind: It needs to fit on a wide range of bowls. The mechanics needs to be silent. The timer needs to be adjustable Maybe it can also bell in adjustable time intervals, like Tich Nhat Hanh’s […]

13. Februar, 2014

New Enclosure for my Knob

In 2013 I started designing a nice enclosure for my knob. But unfortunately I never finished it. I designed it by layering laser cutted acrylic glas. It has the followong features: Li-Po battery power Wireless charger Stand for iPad and iPad mini Bluetooth Audio connection   Here are the vector files which i have used for cutting. TheKnobCutFiles.zip  

2. Februar, 2013

THE KNOB III – BlueTooth 4.0 aka BLE

Here is a new Version of my rotating Knob. It now uses Bluetooth Low Energy aka BT 4.0 to communicate to the iOS device. I’m using the BLE Shield by RedBear Labs. I also coded a native App to have access to the iOS music library. So now it kan be used as a replacement for that cool, but expensive, infotainment systems integrated in cars. […]