Modular 555 power cycler

Overview As part of the final for Energy, Rashida and I are dealing with 555 timer circuits and intermittently power cycling a rover. For this class I’d like to create a modular 555 timer circuit that is A) adjustable in its cycle, and B) modular in its use. Here are the schematic and calculations for […]

A Tiny Project

This week’s Homemade Hardware assignment is to do something interesting with an ATtiny. I have decided to make a useless light toy thing. Uploading code to an ATTiny is slightly more involved than to something like an Uno. Fortunately we can use an Uno as an uploading interface (as described on the class site). You […]