I bought a Ninja Block about three years ago, which is essentially a Arduino + Node.js server thing that runs on the device to send the data from your devices (in my case, just two 433Mhz ...

'Near-zero-power' temperature sensor could make wearables, smart devices less power-hungry. ScienceDaily . Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2017 / 07 / 170705104059.htm ...

But as an added twist, the oscillator is keyed by an ATtiny13 hooked to an LM335 temperature sensor, sending out the Celsius and Fahrenheit temperature in Morse every 30 seconds or so.

They're releasing the Nest Hello video doorbell, the Next x Yale Lock, and the Nest Temperature Sensor. They're also bringing the connections with each device working in concert with the rest ...

Posted: Jul 05, 2017 'Near-zero-power' temperature sensor could make wearables, smart devices less power-hungry (Nanowerk News) Electrical engineers at the University of California San Diego have ...