Now you can build your own room temperature monitor using an Arduino board. The circuit is a combination of an Arduino UNO board, LM35 temperature sensor, and a 16×2 Hitachi compatible LCD. It will ...

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 is great for battery replacement in the field. – The generous 132×64 LCD is capable of displaying the current temperature for each thermocouple as well as a graph of the most recent readings.

The LCD panel can be used with any Arduino-compatible board, so it can be useful in a whole host of projects. Stick around to see a simple demo of the board in use.

This Arduino BASIC interpreter will make a really fun one-day project if you’ve already got the parts on hand. [Usmar A. Padow] put together an Arduino Uno, SD card, four line character LCD, … ...