TempClock
Kris finished a project! I needed a device that would show the temperature in the house, outside and in the kids’ room. It should also have the time. We only need it at night and we need it to be very dim. After a loooooot of prototypes this is what I made: We had a bedside alarm clock that had internal and external temperature. But it wasn’t backlit so you couldn’t read it at night at all. Because our house is old, there is a big difference in temperature between the different rooms. Too cold and our kids wake up in the night; then so do we. So I had a very small OLED display in my parts bin. I also had a few of the dallas temperature monitors hanging about. I figured I’d make a quick temperature display. I also had a RealTimeClock module so I figured I’d put the time on there as well. I thought it would take me an afternoon. Four months later I finished it. The two big problems i had were the size of the screen and the one wire protocol which was a bit iffy. These are the temperature sensors I was using: Dallas (Maxim) DS18B20 1-wire . They say one wire but you actually need