All posts in: arduino

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POV tests

First experiments with POV – powered by Arduino and 4 strips of LED WS. Using brushless motor, basic slip ring, and 3D printed stator. Funny how shutter speed of smartphone camera affects the optical illusion. Now it’s time write some piece of software to show some picture 🙂

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Rasberry Pi 3 and Arduino Leonardo #bcreader

Good 2 sources of power for my newest maker’s project. Have been serving well so far. I had to replace RPi2, due to power overheating problem. Details soon 🙂 Moving from ver 2 to 3 was pretty painfull due to openCV installation. This command can save a night for somebody, i guess. 🙂 1 2 3 4 5 6 7 8 9 cmake –D CMAKE_BUILD_TYPE=RELEASE \ –D CMAKE_INSTALL_PREFIX=/usr/local \ –D INSTALL_C_EXAMPLES=OFF \ –D INSTALL_PYTHON_EXAMPLES=OFF \ –D OPENCV_EXTRA_MODULES_PATH=~/opencv_contrib–3.1.0/modules \ –D CMAKE_SIZEOF_VOID_P=4 \ –D BUILD_opencv_python3=TRUE \ –D PYTHON3_LIBRARY=/usr/lib/arm–linux–gnueabihf/libpython3.4m.so \ –D BUILD_EXAMPLES=ON ..