Monthly Archives: December 2013

Transistor Based Level Shifter

One of the simplest designs I’ve found for level shifting is just tying 2 NOT gates together. The nice thing about a NOT gate is it can be made with a single transistor, which means we can make a level

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Dual DPDT Relay Motor Driver

I’ve been (very) slowly working on a tank track robot in my spare time. I didn’t want to use an off-the-shelf motor driver so I made this bad boy… This design uses 4 MOSFETs (IRLD014), 4 resistors and 8 diodes.

Posted in Arduino, AVR, Electronics Tagged with: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,