💡It's been nearly 52 years since Engineer Hans R. Camenzind had invented the 555 timer in 1971. The IC is still one of the most used ICs ever.
Here is the internal block diagram of a 555 IC-
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Am 15. September 2018 findet bei @boxtec_ch in Lupsingen (BL) der zweite Maker Day statt. Ich werde am Event Breadboard Power Adapter löten und mit dem #Timer555 basteln, bit.ly/2wNPQK8, makerday.ch