ESP8266 ultra low power thermometer

This is another project I originally build for a ground school here in the Czech Republic. But in the end, I liked it a lot, so I build a few of these modules for myself as well. It’s basically a small ESP8266-based board with a BME280/BMP280 sensor and these features: measures temperature, humidity, pressure (BME280) … “ESP8266 ultra low power thermometer”

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An abandoned project: the STM32 watch

A few months ago, my watch broke. Instead of buying a new one, I decided to try to build a watch myself. Since I am not a mechanical engineer, I had to use electronics – 60 LEDs to emulate a classical watch face and some microcontroller to drive them. I was more interested in how … “An abandoned project: the STM32 watch”

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