This isn’t about connecting a temperature sensor in your Arduino. ... or an artifact of the interrupts/code ... The temp sensor 3 pin devices are simple and cheap but good for 0.5 deg C ...

This video demonstrates how to set up a remote temperature monitoring system using an Arduino Uno R4 WiFi, an LM35 temperature sensor, and the MQTT protocol. The system captures ambient temperature ...

We’d seen it done with buttons, switches, gestures, capacitive touch, and IR remote, but never like this. [electron_plumber] made an LED that can be blown out like a candle, and amazingly it … ...