SparkFun code, firmware, and software is released under the MIT License. Please see LICENSE.md for further details. // to use hardware reset control, and to monitor the H_INT pin. // The H_INT pin ...

const int buttonPin[NButtons] = {20}; //*** define Digital Pins connected from Buttons to Arduino; (ie {10, 16, 14, 15, 6, 7, 8, 9, 2, 3, 4, 5}; 12 buttons) int ...

There’s a meme which may have a basis in truth, of a teenager left clueless when presented with a rotary telephone. The dial, in reality a mechanical pulse chain generator, was once ubiquitous enough ...