Raj designed an open hardware DIY indoor thermometer and moisture meter. It’s based on the PIC16F688 coupled with the DH11 temperature and humidity sensor. The 7-segment display has auto brightness correction depending on the lighting conditions. This project is about … Read more
Reading ambient temp is useful in electronics, and reading it from your handy multimeter is even better. Raj added a thermometer feature to his DMM, by hard-wiring it into the case. He used an LM35 analog temperature sensor and a … Read more
Andrianakis Haris writes: This is a thermometer I designed for my room, built in a small pack and easy to control. Some basic components used: Atmega8, LM35 for inside temp sensing and DHT-11 for outside temp & humidity sensing. The … Read more
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