The diagram is where you specify connections ... makes the pin show up on the Firmata component I wired two buttons connecting an Arduino’s pins 7 and 8 to ground, each with a 10K pull-up ...

The button states could easily be read by using an Arduino’s analog input. A Pro Mini model was chosen for its small size as it could be housed in the radio compartment of the dash. The next ...

You can read the state of a button using Arduino and a few lines of code. The actual state is shown in the Serial Monitor window as 0 or 1, 0 meaning the button is not pressed and 1 that the button is ...

a desk-mounted panic button is undoubtedly cool, and it makes for a great DIY Arduino project. You'll need a prepaid SIM card, an Arduino, a GPRS shield, and a few other odds and ends. Luckily ...