Breadboard for "Keypad - 4x4 I2C Nano Backpack"
Fritzing diagram: keypad-4X4_I2C_NANO_BACKPACK.fzz
Run this example from the command line with:
node eg/keypad-4X4_I2C_NANO_BACKPACK.js
var five = require("johnny-five");
var board = new five.Board();
board.on("ready", function() {
// 4X4_I2C_NANO_BACKPACK Example
var keypad = new five.Keypad({
controller: "4X4_I2C_NANO_BACKPACK",
/**
*
* Default keys are set as:
* [1, 2, 3, 'A', 4, 5, 6, 'B', 7, 8, 9, 'C', "*", 0, "#", 'D']
* However, the Array can also be multi-dimensional and have a different
* set of characters than the default.
*
*/
keys: [
["!", "@", "#", "?"],
["$", "%", "^", "≠"],
["&", "-", "+", ";"],
["_", "=", ":", "¢"]
]
});
["change", "press", "hold", "release"].forEach(function(eventType) {
keypad.on(eventType, function(event) {
console.log("Event: %s, Target: %s", eventType, event.which);
});
});
});
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