Hackaday

The No-Parts Temperature Sensor In Your Arduino

[Edward], creator of the Cave Pearl project, an underwater data logger, needed a way to measure temperature with a microcontroller. Normally, this problem is most easily solved by throwing a ...
Hackaday

Sensor Package Aims To Predict Acid Rain

Acid rain sucks, particularly if you run a fancy university with lots of lovely statues outside. If you’d like to try and ...
EDN

Arduino Uno Clock and Temperature Monitor with LCD

The past month or so I’ve been playing with the Maxim DS1307 Real-Time-Clock and DS1621 Temperature Sensor ICs. I hooked them up to an Arduino Uno board with a Parallax Serial 16×2 Character LCD. I ...
EDN

Fan Speed Controlled by Temperature and Arduino

I made this project because I wanted a way to automatically control the speed of a DC fan according to the temperature read by a LM35 sensor. I had a few problems with the PWM part mainly because the ...
Electronics Weekly

Arduino swaps sensors on Nano 33 BLE and Nano 33 BLE Sense

Arduino has bought out second revisions of its Nano 33 BLE and Nano 33 BLE Sense bluetooth-equipped microcontroller boards, keeping the sensor mix, but changing several of the sensor ICs. The nRF52840 ...