fez-panda-ii-with-matrix-keypad-3

Keypad.cs

using GHIElectronics.NETMF.FEZ;
using Microsoft.SPOT;
using Microsoft.SPOT.Hardware;
using System;

namespace Keypad_Test
{
    public class Program
    {
        static Cpu.Pin[] ColumnPins = new[]
            {
                (Cpu.Pin)FEZ_Pin.Digital.Di22,
                (Cpu.Pin)FEZ_Pin.Digital.Di20,
                (Cpu.Pin)FEZ_Pin.Digital.Di24
            };

        static Cpu.Pin[] RowPins = new[]
            {
                (Cpu.Pin)FEZ_Pin.Digital.Di21,
                (Cpu.Pin)FEZ_Pin.Digital.Di26,
                (Cpu.Pin)FEZ_Pin.Digital.Di25,
                (Cpu.Pin)FEZ_Pin.Digital.Di23
            };

        static char[][] Keypad = new char[][]
            {
                new char[] { '1', '2', '3' },
                new char[] { '4', '5', '6' },
                new char[] { '7', '8', '9' },
                new char[] { '*', '0', '#' }
            };
        
        public static void Main()
        {
            try
            {
                var keypad = new Keypad(Keypad, RowPins, ColumnPins);
                keypad.HoldTime = 200;

                while (true)
                {
                    var keys = keypad.GetKeys();
                    if(keys.Length > 0)
                        Debug.Print(new string(keys));
                }
            }
            catch (Exception ex)
            {
                Debug.Print("Error: " + ex.Message);
            }
        }
    }
}