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[tutorial] How to use the TMP36 temp sensor

Introduction The TMP35/TMP36/TMP37 are low voltage, precision centigrade temperature sensors. They provide …

[tutorial] Multiple Buttons on 1 Analog Pin

Introduction The Arduino uno board has 12 availabe digital I/O pins and 6 …

[tutorial] How to use an LCD display

Introduction The LiquidCrystal library allows you to control LCD displays that are compatible with …

[tutorial] How to use an RGB LED

Introduction An RGB LED has 4 pins, one for each color (Red, Green, Blue …

[tutorial] How to use MQ2 Gas Sensor

Introduction The MQ series of gas sensors use a small heater inside with an …

[tutorial] How to use a Buzzer (or piezo speaker)

Introduction In this tutorial you will learn how to use a buzzer or piezo …