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Decode Rolling Code 433Mhz Signals with Arduino
I’m posting this here because of my frustration in interpreting signals from a 433Mhz rolling code garage door opener based on the HCS301 chip with Arduino. To start with, I’d like to say that I don’t think it’s actually possible to decode the encrypted part of the transmission. But the 66 bit payload transmitted by…
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Simple solar panel + cooler setup
Just wanted to share my first experience with solar power! I have a room which isn’t very well ventilated, so I decided to build in a small cooler. To keep it simple, I decided to connect the cooler directly to the panel. The panel is 5W and can produce 0.28A at…
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Arduino Yogurt Maker
These days I was reading an interesting post on how to make yogurt “by the gallon” (http://www.instructables.com/id/Yogurt-By-The-Gallon/). One thing needed was to maintain a rather constant temperature of 43ºC (110°F), so the bacteria can grow properly. Though you can buy commercial yogurt makers, they aren’t big enough for a gallon of yogurt. Besides, it’s cheaper…