You can read the state of a button using Arduino and a few lines of code ... const int pinButton = 8; void setup() { pinMode(pinButton, INPUT); Serial.begin(9600); } void loop() { int stateButton = ...

two buttons, and an accelerometer. The nunchuck is meant to plug into a Wii controller and the connection is I 2 C, so that’s trivial to interface to an Arduino or other small microcontroller.

Did you know that you can use Arduino to turn on an LED when you press a button? Well, it is true, you can do this! Leaving the joke aside, let me show how you can achieve this. You will need the ...

The Arduino Esplora is a ready-to-use ... It also has 2.5 KB of SRAM and 1 KB of EEPROM (which can be read and written with the EEPROM library). Input and Output The design of the Esplora board ...