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555 Timer Circuit on Paper

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I created a simple 555 timer circuit on paper by using adhesive copper sheets and a cutting machine.

Star Master

Star Projector Repair

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I replaced the color changing LED lights in a small star projector.

Python on Mac OS

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Notes on setting up python on Mac OS 11.5.2.

STM-32 Nucleo 64

Setup ST Nucleo 64

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Setting up STM32 Cube IDE for the ST Nucleo 64 development board.