The DHT20 is a humidity and temperature sensor. The sensor has a fixed address of 0x38. It is not known if the address can be changed. The library must be initiated by calling the begin() function.

Designing an analog circuit can be a frustrating experience, as noted by Nick Cornford in his Design Idea (DI), “DIY RTD for a DMM.” With a fortnight’s struggle, I completed the design of 4 mA to 20mA ...

Temperature sensors are an important yet often overlooked part of a HomeKit setup. Even working as a passive tracking device, I want to add them to every room to understand more about what’s happening ...

The next generation CORE 2 body temperature sensor is smaller, lighter, and smarter than ever. By tracking your body’s core temperature, this smart little gadget promises to help optimize how you ...

Arduino Nicla Sense Env module features temperature, humidity, and gas sensors from Renesas Arduino Nicla Sense Env is a new sensor module with temperature, humidity, and gas (TVOC, NO2, O3) sensing ...

Core is a useful wearable body temperature sensor for those battling heat training – but there are some fundamental snags to iron out. Core Body Temperature Sensor is an unobtrusive way for athletes ...

If you're into robotics or electronics, you've likely come across Arduino—a small microcontroller that can control sensors and motors for nifty DIY projects. Like the Raspberry Pi, the Arduino is ...