This isn’t about connecting a temperature sensor in your Arduino. This build is about using the temperature sensor in your clock. The ATMega328p, the chip at the heart of all your Arduino Uno ...

Arduino is a great way for today ... Analog pin A4 is for the temperature sensor, digital pin D2 is for the infrared receiver module, and digital pins D4, D7, and D8 handle the LED display. Looking at ...

He mounted a small temperature sensor on his graphics card near the GPU, wiring it to an Arduino. The Arduino monitors his video card, lighting an RGB LED blue if conditions are alright.