CircuitDigest presents the Smart Home & Wearables Project Contest 2025! Win exciting prizes worth up to ₹7,00,000 and receive free development boards through our partnership with DigiKey. For ...

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 ...

The CHT8320 and CHT8325 are temperature and relative humidity sensors. They both have the same interface, the CHT8325 is slightly more accurate. The CHT832X are factory calibrated and have an unique ...

Arduino Nicla Sense Env is a new sensor module with temperature, humidity, and gas (TVOC, NO2, O3) sensing that follows the launch of the Arduino Nicla Sense ME (Motion & Environment) module over ...

Your smart speakers have more built-in functionality than you might have realized if you've just been using them to queue up playlists and get weather forecasts. Dig a bit deeper into their features, ...

I remember the day vividly. I had just returned from a long vacation, and as I opened my freezer, I was met with a foul smell. All my frozen goods had thawed, and my refrigerator was no longer cooling ...

Crested Geckos come from the island rainforests of New Caledonia. These islands have very specific temperature and humidity ranges year-round! So how are Crested Geckos kept all over the world in many ...

Abstract: Choose ATmega328 microcontroller that based on the Arduino Uno platform as the core of the control system. Using temperature & humidity sensor DHT11 to collect data of temperature and ...