LoRa is the new hotness in low-power, long-range communications. Wanting to let the packets fly, [Xose] was faced with a frequecny problem and ended up developing a Europe-friendly LoRa module for the ...

At its core, the ESP32 chip is not much more than an integrated circuit, a huge mass of transistors sealed inside an epoxy resin package with some leads. Of course, most of us won’t buy discrete ESP32 ...

M5Stack CORE2 for AWS IoT Edukit is based on the M5Stack Core2, coupled with Microchip ATECC608A Trust&GO secure element, supported by FreeRTOS, Arduino, MicroPython, and UIFlow. M5Stack announced a ...

One of my favorite activities is discovering the inner secrets of electronics systems as I am always looking for interesting design ideas. That way, I can take those design tricks a step further, ...

A PT100 probe is a platinum resistance thermometer with a nominal resistance of 100 Ω at a temperature of 0 ° C. Its features are regulated by the IEC 751 (EN 60751) standard. This type of temperature ...

Update 3/9/25: After receiving concerns about the use of the term 'backdoor' to refer to these undocumented commands, we have updated our title and story. Our original story can be found here. The ...