I used an LCD shield to display the current temperature and speed of the fan, but you can use the circuit without the LCD display. You also need to select the transistor by the type of fan that you ...

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 ...

Continue reading “Arduino Replaces Bad AC Thermostat, Hacker Stays Cool”→ Posted in Arduino Hacks, home hacks Tagged ac, air conditioner, arduino, hvac, temperature sensor, thermostat ...

Called the SmartPID it can be programmed on a PC via the USB port using the Arduino IDE. Developer Davide Arzarello has a crowd-funding campaign running on Indiegogo. It is described as an “open ...

You'll need an Arduino along with a bunch of various sensors to get the project rolling, and once it's all set up you'll have a simple, but cheap system to monitor your home.