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Category Archives: Electronics.
What does it take to call something ‘open’ ?
I recently stumbled across this blog post. The writer talks fervently (a small play of words if you translate his avatar from German to English) about the open-ness of KiCAD, especially about the open-ness of the design files. In this … Continue reading
Zombie Meerkat — The compulsory Halloween project
2x red LEDs, 1x RGB LED, 1x ATtiny24, 1x MBI5168, 1x 470R potentiometer, 2x 270R, 1x 10k, 1x 294R resistors, perfboard, wire, solder and a lot of time. The victim: a meerkat sculpture I wanted to ‘deal with’ last year … Continue reading
Posted in Electronics.
Tagged ATtiny24, AVR, halloween, LED, MBI5168, meerkat, zombie
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May the proper FLUX be with you! — ALWAYS
I’ve been working with a liquid flux dispenser pen (EDSYN FL-88) for all my projects so far, be it through hole or SMD or both. Although I use ‘well-behaved’ SnPb solder with rosin core (I tried lead-free SAC solder, but … Continue reading
Truly useable OSHW logo for KiCAD
Yes I do know that there are others available as well, but I didn’t like it. It is HUGE (about 6MB) and I couldn’t easily scale it. Using ‘Bitmap2Component’, which is included in the later versions of KiCAD, I’ve created … Continue reading
Mental illness in microcontrollers — or in the programmer ?
A while ago I thought it was time to re-implement my clumsy attempt to have some sort of communication between 3 microcontroller boards. It is half-duplex only, so that can’t be hard, can it? As the ATtiny24s don’t have a … Continue reading
Posted in Electronics., Fix me., Software.
Tagged AVR, CTC, interrupt, ISR, ISR_NOBLOCK, pitfall, timer
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