Put XBee Wifi in Command mode and send some AT commands

program.cs

using System;
using System.Collections;
using System.Text;
using System.Threading;
using Microsoft.SPOT;
using Microsoft.SPOT.Presentation;
using Microsoft.SPOT.Presentation.Controls;
using Microsoft.SPOT.Presentation.Media;
using Microsoft.SPOT.Presentation.Shapes;
using Microsoft.SPOT.Touch;

using Gadgeteer.Networking;
using GT = Gadgeteer;
using GTM = Gadgeteer.Modules;
using NETMF.OpenSource.XBee.Api.Common;
using Gadgeteer.Modules.GHIElectronics;
using Gadgeteer.Modules.OpenSource;
using Gadgeteer.SocketInterfaces;
using NETMF.OpenSource.XBee.Util;

namespace GadgeteerApp1
{
    public partial class Program
    {
        byte[] versionCommand = new byte[] { 0x41, 0x54, 0x56, 0x52, 0x0D };
        byte[] ssidSetCommand = new byte[] { 0x41, 0x54, 0x49, 0x44, 0x76, 0x69, 0x72, 0x75, 0x73, 0x0D };
        byte[] ssidReadCommand = new byte[] { 0x41, 0x54, 0x49, 0x44, 0x0D };
        byte[] ipAddressModeCommand = new byte[] { 0x41, 0x54, 0x4d, 0x41, 0x0D };
        byte[] apiEnableStateCommand = new byte[] { 0x41, 0x54, 0x41, 0x50, 0x0D };
        byte[] api2EnableCommand = new byte[] { 0x41, 0x54, 0x41, 0x50, 0x32, 0x02, 0x0D };
        byte[] acceptChangesCommand = new byte[] { 0x41, 0x54, 0x41, 0x43, 0x0D };
        byte[] saveCommand = new byte[] { 0x41, 0x54, 0x57, 0x52, 0x0D };

        // This method is run when the mainboard is powered up or reset.   
        void ProgramStarted()
        {
            //Debug.Print("Program Started");

            xBeeAdapter.Configure(9600/*115200*/, SerialParity.None, SerialStopBits.One, 8, HardwareFlowControl.NotRequired);
            xBeeAdapter.Port.Open();

            try
            {
                byte[] bytes;
                using (var stream = new OutputStream())
                {
                    stream.Write("+++");
                    bytes = stream.ToArray();
                }
                Thread.Sleep(1000);
                xBeeAdapter.Port.Write(bytes);
                Thread.Sleep(1200);
                Debug.Print(Read(xBeeAdapter.Port));

                //xBeeAdapter.Port.Write(api2EnableCommand);
                //Debug.Print(Read(xBeeAdapter.Port));

                xBeeAdapter.Port.Write(versionCommand);
                Debug.Print(Read(xBeeAdapter.Port));

                xBeeAdapter.Port.Write(acceptChangesCommand);
                Debug.Print(Read(xBeeAdapter.Port));

                xBeeAdapter.Port.Write(apiEnableStateCommand);
                Debug.Print(Read(xBeeAdapter.Port));

                xBeeAdapter.Port.Write(ssidReadCommand);
                Debug.Print(Read(xBeeAdapter.Port));

                //xBeeAdapter.Port.Write(ssidSetCommand);
                //Debug.Print(Read(xBeeAdapter.Port));

                xBeeAdapter.Port.Write(ssidReadCommand);
                Debug.Print(Read(xBeeAdapter.Port));

                //xBeeAdapter.Port.Write(saveCommand);
                //Debug.Print(Read(xBeeAdapter.Port));

            }
            catch (Exception ex)
            {
                Debug.Print(ex.Message);
            }
        }

        public string Read(Serial port)
        {
            Thread.Sleep(250); //crucial for the response
            var response = new byte[xBeeAdapter.Port.BytesToRead];
            if (port.BytesToRead > 0)
            {
                while (port.BytesToRead > 0)
                {
                    xBeeAdapter.Port.Read(response, 0, xBeeAdapter.Port.BytesToRead);
                }
                return new string(Encoding.UTF8.GetChars(response));
            }

            return null;
        }

    }
}