コンテック社のデジタル入出力ボードを使う(初級編)

<Window x:Class="aaa.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:aaa"
        mc:Ignorable="d"
        Title="MainWindow" Height="240" Width="720">

    <DockPanel>

        <Menu DockPanel.Dock="Top">

            <MenuItem x:Name="menuApplication" Header="Application">
                <MenuItem x:Name="menuApplicationQuit" Header="Quit" Click="menuApplicationQuit_Click"/>
            </MenuItem>

            <MenuItem x:Name="menuDio" Header="DIO">
                <MenuItem x:Name="menuDioInit" Header="Init" Click="menuDioInit_Click" />
                <MenuItem x:Name="menuDioExit" Header="Exit" Click="menuDioExit_Click" />
            </MenuItem>

            <MenuItem x:Name="menuOutp" Header="Outp">
                <MenuItem x:Name="menuOutpAllOn"  Header="All ON"  Click="menuOutpAllOn_Click" />
                <MenuItem x:Name="menuOutpAllOff" Header="All OFF" Click="menuOutpAllOff_Click" />
            </MenuItem>

        </Menu>

        <ToolBarTray DockPanel.Dock="Top">
            <ToolBar>

                <Border BorderBrush="DarkViolet" BorderThickness="1" >
                    <Button x:Name="tbnApplicationQuit" Content="Quit" Width ="48" Height="48" Click="menuApplicationQuit_Click"></Button>
                </Border>

                <Separator />

                <Button x:Name="tbnDioInit" Content="DIO.Init" Width ="48" Height="48" Click="menuDioInit_Click"></Button>
                <Button x:Name="tbnDioExit" Content="DIO.Exit" Width ="48" Height="48" Click="menuDioExit_Click"></Button>

                <Separator />

                <Button x:Name="tbnOutpAllOn"  Content="Outp.All ON"  Width ="96" Height="48" Click="menuOutpAllOn_Click"></Button>
                <Button x:Name="tbnOutpAllOff" Content="Outp.All OFF" Width ="96" Height="48" Click="menuOutpAllOff_Click"></Button>

            </ToolBar>
        </ToolBarTray>

        <StatusBar x:Name="the_stb" DockPanel.Dock="Bottom" Height="30" RenderTransformOrigin="0.484,7.414">
            <Label x:Name="stbLabel000"/>
            <Separator/>
            <Label x:Name="stbLabel001"/>
            <Separator/>
            <Label x:Name="stbLabel002" Background="Black" Foreground="Lime"/>
            <Separator/>
            <Label x:Name="stbLabel003" Background="Black" Foreground="Lime"/>
        </StatusBar>

        <Grid>
            <Button x:Name="btn07" Content="outp07" HorizontalAlignment="Left" Margin="20,19,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>
            <Button x:Name="btn06" Content="outp06" HorizontalAlignment="Left" Margin="100,19,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>
            <Button x:Name="btn05" Content="outp05" HorizontalAlignment="Left" Margin="180,19,0,0" VerticalAlignment="Top" Width="76" Click="btnNn_Click"/>
            <Button x:Name="btn04" Content="outp04" HorizontalAlignment="Left" Margin="261,19,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>
            <Button x:Name="btn03" Content="outp03" HorizontalAlignment="Left" Margin="367,19,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>
            <Button x:Name="btn02" Content="outp02" HorizontalAlignment="Left" Margin="447,19,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>
            <Button x:Name="btn01" Content="outp01" HorizontalAlignment="Left" Margin="527,19,0,0" VerticalAlignment="Top" Width="76" Click="btnNn_Click"/>
            <Button x:Name="btn00" Content="outp00" HorizontalAlignment="Left" Margin="608,19,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>

            <Button x:Name="btn15" Content="outp15" HorizontalAlignment="Left" Margin="20,66,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>
            <Button x:Name="btn14" Content="outp14" HorizontalAlignment="Left" Margin="100,66,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>
            <Button x:Name="btn13" Content="outp13" HorizontalAlignment="Left" Margin="180,66,0,0" VerticalAlignment="Top" Width="76" Click="btnNn_Click"/>
            <Button x:Name="btn12" Content="outp12" HorizontalAlignment="Left" Margin="261,66,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>
            <Button x:Name="btn11" Content="outp11" HorizontalAlignment="Left" Margin="367,66,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>
            <Button x:Name="btn10" Content="outp10" HorizontalAlignment="Left" Margin="447,66,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>
            <Button x:Name="btn09" Content="outp09" HorizontalAlignment="Left" Margin="527,66,0,0" VerticalAlignment="Top" Width="76" Click="btnNn_Click"/>
            <Button x:Name="btn08" Content="outp08" HorizontalAlignment="Left" Margin="608,66,0,0" VerticalAlignment="Top" Width="75" Click="btnNn_Click"/>

        </Grid>

    </DockPanel>



</Window>

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

// この using を忘れないように. Don't forget to add this sentence.
using CdioCs;
using System.Windows.Threading;

namespace aaa
{

	public partial class MainWindow : Window
	{

		const short PORT_LOWER = 0;
		const short PORT_UPPER = 1;

		// LOWER, OUTP.
		const byte BIT_OUTP_07 = 0x80;
		const byte BIT_OUTP_06 = 0x40;
		const byte BIT_OUTP_05 = 0x20;
		const byte BIT_OUTP_04 = 0x10;
		const byte BIT_OUTP_03 = 0x08;
		const byte BIT_OUTP_02 = 0x04;
		const byte BIT_OUTP_01 = 0x02;
		const byte BIT_OUTP_00 = 0x01;

		// LOWER, INP.
		const byte BIT_INP_07 = 0x80;
		const byte BIT_INP_06 = 0x40;
		const byte BIT_INP_05 = 0x20;
		const byte BIT_INP_04 = 0x10;
		const byte BIT_INP_03 = 0x08;
		const byte BIT_INP_02 = 0x04;
		const byte BIT_INP_01 = 0x02;
		const byte BIT_INP_00 = 0x01;

		// UPPER, OUTP.
		const byte BIT_OUTP_15 = 0x80;
		const byte BIT_OUTP_14 = 0x40;
		const byte BIT_OUTP_13 = 0x20;
		const byte BIT_OUTP_12 = 0x10;
		const byte BIT_OUTP_11 = 0x08;
		const byte BIT_OUTP_10 = 0x04;
		const byte BIT_OUTP_09 = 0x02;
		const byte BIT_OUTP_08 = 0x01;

		// UPPER, INP.
		const byte BIT_INP_15 = 0x80;
		const byte BIT_INP_14 = 0x40;
		const byte BIT_INP_13 = 0x20;
		const byte BIT_INP_12 = 0x10;
		const byte BIT_INP_11 = 0x08;
		const byte BIT_INP_10 = 0x04;
		const byte BIT_INP_09 = 0x02;
		const byte BIT_INP_08 = 0x01;

		// デバイスマネージャでデジタル入出力ボードのデバイス名称を調べること.
		const String DEV_NAME_DIO = "DIO000";

		Cdio MyDio;
		short MyId;
		bool FlagCanUseDio = false;

		const long TIMER_INTERVAL_MSEC = 200;
		DispatcherTimer MyTimer;

		const String STR_INVALID_INP = "XXXX - XXXX";

		String StrInpUpper = STR_INVALID_INP;
		String StrInpLower = STR_INVALID_INP;

		//////////////////////////////////////////////////////////////////

		private bool get_value_string( ref String want_lower, ref String want_upper, byte value_lower, byte value_upper )
		{

			want_lower = "INP LOWER ";
			want_upper = "INP UPPER ";

			byte mask;

			// -------------------------------------

			mask = BIT_INP_07; if (( value_lower & mask ) == mask ) { want_lower += "●"; } else { want_lower += "〇"; }
			mask = BIT_INP_06; if (( value_lower & mask ) == mask ) { want_lower += "●"; } else { want_lower += "〇"; }
			mask = BIT_INP_05; if (( value_lower & mask ) == mask ) { want_lower += "●"; } else { want_lower += "〇"; }
			mask = BIT_INP_04; if (( value_lower & mask ) == mask ) { want_lower += "●"; } else { want_lower += "〇"; }

			want_lower += " - ";

			mask = BIT_INP_03; if (( value_lower & mask ) == mask ) { want_lower += "●"; } else { want_lower += "〇"; }
			mask = BIT_INP_02; if (( value_lower & mask ) == mask ) { want_lower += "●"; } else { want_lower += "〇"; }
			mask = BIT_INP_01; if (( value_lower & mask ) == mask ) { want_lower += "●"; } else { want_lower += "〇"; }
			mask = BIT_INP_00; if (( value_lower & mask ) == mask ) { want_lower += "●"; } else { want_lower += "〇"; }

			// -------------------------------------

			mask = BIT_INP_15; if (( value_upper & mask ) == mask ) { want_upper += "●"; } else { want_upper += "〇"; }
			mask = BIT_INP_14; if (( value_upper & mask ) == mask ) { want_upper += "●"; } else { want_upper += "〇"; }
			mask = BIT_INP_13; if (( value_upper & mask ) == mask ) { want_upper += "●"; } else { want_upper += "〇"; }
			mask = BIT_INP_12; if (( value_upper & mask ) == mask ) { want_upper += "●"; } else { want_upper += "〇"; }

			want_upper += " - ";

			mask = BIT_INP_11; if (( value_upper & mask ) == mask ) { want_upper += "●"; } else { want_upper += "〇"; }
			mask = BIT_INP_10; if (( value_upper & mask ) == mask ) { want_upper += "●"; } else { want_upper += "〇"; }
			mask = BIT_INP_09; if (( value_upper & mask ) == mask ) { want_upper += "●"; } else { want_upper += "〇"; }
			mask = BIT_INP_08; if (( value_upper & mask ) == mask ) { want_upper += "●"; } else { want_upper += "〇"; }

			// -------------------------------------

			return true;

		}
	
		private void my_timer_method(object sender, EventArgs e)
		{

			if ( FlagCanUseDio )
			{

				// bit07 ～ bit00 の入力状態を監視する.
				byte v_lower = 0x00;
				int iret_lower = MyDio.InpByte( MyId, PORT_LOWER, out v_lower );

				// bit15 ～ bit08 の入力状態を監視する.
				byte v_upper = 0x00;
				int iret_upper = MyDio.InpByte( MyId, PORT_UPPER, out v_upper );

				bool bret_low = false;
				bool bret_upp = false; 

				// 戻り値が int では以降使いにくいので bool にする.
				if ( iret_lower == (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					bret_low = true;
				}
				else
				{
					bret_low = false;
				}

				// 戻り値が int では以降使いにくいので bool にする.
				if ( iret_upper == (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					bret_upp = true;
				}
				else
				{
					bret_upp = false;
				}

				// bit07 ～ bit00, bit15 ～ bit08 の入力状態監視はどちらも成功したか?
				if ( bret_low && bret_upp )
				{
					// ステータスバーに表示する入力状態を示す文字列を取得する.
					get_value_string( ref StrInpLower, ref StrInpUpper, v_lower, v_upper );
				}
				else
				{
					StrInpLower = STR_INVALID_INP;
					StrInpUpper = STR_INVALID_INP;
				}

			}
			else
			{
				StrInpLower = STR_INVALID_INP;
				StrInpUpper = STR_INVALID_INP;
			}

			// 再描画を要請する(OnRender実行).
			this.InvalidateVisual();

		}

		//////////////////////////////////////////////////////////////////

		public MainWindow()
		{

			InitializeComponent();

			// コンテック社が定義したデジタル入出力クラスを使う.
			MyDio = new Cdio();

			// タイマを作成する.
			MyTimer = new DispatcherTimer();

			// タイマ間隔を設定する.
			long ticks_usec = TIMER_INTERVAL_MSEC * 1000;
			long ticks_nsec100 = ticks_usec * 10;
			MyTimer.Interval = new TimeSpan( ticks_nsec100 );

			// 実行するメソッドを登録する.
			MyTimer.Tick += new EventHandler( my_timer_method );

			// タイマ実行を開始する.
			MyTimer.Start();

			this.Title = "GazoYaro";

		}

		protected override void OnRender( DrawingContext dc )
		{

			// デバイス名称を表示する.
			stbLabel000.Content = DEV_NAME_DIO;

			if ( FlagCanUseDio )
			{
				// デバイスが使える状態ならばステータスバーラベルを水色にする.
				stbLabel001.Content = "can use.";
				stbLabel001.Background = Brushes.Aqua;
			}
			else
			{
				// デバイスが使えない状態ならばステータスバーラベルをデフォルトのグレー色にする.
				stbLabel001.Content = "cannot use.";
				stbLabel001.Background = Brushes.Transparent;
			}

			// ステータスバーラベルに現在のデジタル入力状態を表示する.
			stbLabel002.Content = StrInpUpper;
			stbLabel003.Content = StrInpLower;

		}

		private void menuDioInit_Click( object sender, RoutedEventArgs e )
		{

			// DIOが使用可能状態になっているかどうか.
			if (!( FlagCanUseDio ))
			{

				// DIOデバイスを初期化する.
				int ret = MyDio.Init( DEV_NAME_DIO, out MyId );

				if ( ret == (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					FlagCanUseDio = true;
				}
				else
				{
					FlagCanUseDio = false;
					MessageBox.Show( "Error: MyDio.Init();" );
				}

			}

			// 再描画を要請する.
			this.InvalidateVisual();

		}

		private void menuDioExit_Click( object sender, RoutedEventArgs e )
		{

			if ( FlagCanUseDio )
			{

				int ret;

				// 出力ビットは全部オフにする, 00 to 07.
				ret = MyDio.OutByte( MyId, PORT_LOWER, 0x00 );
				if ( ret != (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					MessageBox.Show( "Error: MyDio.OutByte( MyId, PORT_LOWER, 0x00 );" );
					return;
				}

				// 出力ビットは全部オフにする, 08 to 15.
				ret = MyDio.OutByte( MyId, PORT_UPPER, 0x00 );
				if ( ret != (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					MessageBox.Show( "Error: MyDio.OutByte( MyId, PORT_UPPER, 0x00 );" );
					return;
				}

				// DIO デバイスを終了する.
				ret = MyDio.Exit( MyId );

				if ( ret != (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					MessageBox.Show( "Error: MyDio.Exit();" );
				}

				FlagCanUseDio = false;

			}

			// 再描画を要請する.
			this.InvalidateVisual();

		}

		private void menuApplicationQuit_Click( object sender, RoutedEventArgs e )
		{

			if ( FlagCanUseDio )
			{
				// Exit() するようにユーザにしらせて終了は中断する.
				MessageBox.Show( "Please exec DIO.Exit" );
				return; // warning.
			}

			// タイマーをとめる.
			MyTimer.Stop();

			// このウインドウを閉じてアプリケーションを終了する.
			this.Close();

		}

		private void btnNn_Click( object sender, RoutedEventArgs e )
		{

			if (!( FlagCanUseDio ))
			{
				MessageBox.Show( "Please exec DIO.Init" );
				return; // warning.
			}

			// bit07 ～ bit00 の出力状態を取得する.
			byte value_lower;
			int iret_lower = MyDio.EchoBackByte( MyId, PORT_LOWER, out value_lower );
			if ( iret_lower != (int)( CdioConst.DIO_ERR_SUCCESS ))
			{
				MessageBox.Show( "Error: MyDio.EchoBackByte( PORT_LOWER );" );
				return; // warning.
			}

			// bit15 ～ bit08 の出力状態を取得する.
			byte value_upper;
			int iret_upper = MyDio.EchoBackByte( MyId, PORT_UPPER, out value_upper );
			if ( iret_upper != (int)( CdioConst.DIO_ERR_SUCCESS ))
			{
				MessageBox.Show( "Error: MyDio.EchoBackByte( PORT_UPPER );" );
				return; // warning.
			}

			bool flag_lower;

			// ビットの状態を反転させる.
			if      ( sender.Equals( btn07 )){ flag_lower = true;  value_lower ^= BIT_OUTP_07; } // 07.
			else if ( sender.Equals( btn06 )){ flag_lower = true;  value_lower ^= BIT_OUTP_06; }
			else if ( sender.Equals( btn05 )){ flag_lower = true;  value_lower ^= BIT_OUTP_05; }
			else if ( sender.Equals( btn04 )){ flag_lower = true;  value_lower ^= BIT_OUTP_04; }
			else if ( sender.Equals( btn03 )){ flag_lower = true;  value_lower ^= BIT_OUTP_03; }
			else if ( sender.Equals( btn02 )){ flag_lower = true;  value_lower ^= BIT_OUTP_02; }
			else if ( sender.Equals( btn01 )){ flag_lower = true;  value_lower ^= BIT_OUTP_01; }
			else if ( sender.Equals( btn00 )){ flag_lower = true;  value_lower ^= BIT_OUTP_00; } // 00.
			else if ( sender.Equals( btn15 )){ flag_lower = false; value_upper ^= BIT_OUTP_15; } // 15.
			else if ( sender.Equals( btn14 )){ flag_lower = false; value_upper ^= BIT_OUTP_14; }
			else if ( sender.Equals( btn13 )){ flag_lower = false; value_upper ^= BIT_OUTP_13; }
			else if ( sender.Equals( btn12 )){ flag_lower = false; value_upper ^= BIT_OUTP_12; }
			else if ( sender.Equals( btn11 )){ flag_lower = false; value_upper ^= BIT_OUTP_11; }
			else if ( sender.Equals( btn10 )){ flag_lower = false; value_upper ^= BIT_OUTP_10; }
			else if ( sender.Equals( btn09 )){ flag_lower = false; value_upper ^= BIT_OUTP_09; }
			else if ( sender.Equals( btn08 )){ flag_lower = false; value_upper ^= BIT_OUTP_08; } // 08.
			else                             { return; } // warning.

			// 下位か上位か?
			if ( flag_lower )
			{
				// bit07 ～ bit00 に値を出力する.
				iret_lower = MyDio.OutByte( MyId, PORT_LOWER, value_lower );
				if ( iret_lower != (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					MessageBox.Show( "Error: MyDio.OutByte( PORT_LOWER );" );
					return; // warning.
				}
			}
			else
			{
				// bit15 ～ bit08 に値を出力する.
				iret_upper = MyDio.OutByte( MyId, PORT_UPPER, value_upper );
				if ( iret_upper != (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					MessageBox.Show( "Error: MyDio.OutByte( PORT_UPPER );" );
					return; // warning.
				}
			}

			// 再描画を要請する.
			this.InvalidateVisual();

		}

		private void menuOutpAllOn_Click( object sender, RoutedEventArgs e )
		{

			if ( FlagCanUseDio )
			{

				byte value_lower = 0;
				value_lower |= BIT_OUTP_07;
				value_lower |= BIT_OUTP_06;
				value_lower |= BIT_OUTP_05;
				value_lower |= BIT_OUTP_04;
				value_lower |= BIT_OUTP_03;
				value_lower |= BIT_OUTP_02;
				value_lower |= BIT_OUTP_01;
				value_lower |= BIT_OUTP_00;
				int iret_lower = MyDio.OutByte( MyId, PORT_LOWER, value_lower );
				if ( iret_lower != (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					MessageBox.Show( "Error: MyDio.OutByte( PORT_LOWER );" );
					return; // warning.
				}

				byte value_upper = 0;
				value_upper |= BIT_OUTP_15;
				value_upper |= BIT_OUTP_14;
				value_upper |= BIT_OUTP_13;
				value_upper |= BIT_OUTP_12;
				value_upper |= BIT_OUTP_11;
				value_upper |= BIT_OUTP_10;
				value_upper |= BIT_OUTP_09;
				value_upper |= BIT_OUTP_08;
				int iret_upper = MyDio.OutByte( MyId, PORT_UPPER, value_upper );
				if ( iret_upper != (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					MessageBox.Show( "Error: MyDio.OutByte( PORT_UPPER );" );
					return; // warning.
				}

			}
			else
			{
				MessageBox.Show( "Please exec DIO.Init" );
			}

		}

		private void menuOutpAllOff_Click( object sender, RoutedEventArgs e )
		{

			if ( FlagCanUseDio )
			{

				byte value_lower = 0;
				int iret_lower = MyDio.OutByte( MyId, PORT_LOWER, value_lower );
				if ( iret_lower != (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					MessageBox.Show( "Error: MyDio.OutByte( PORT_LOWER );" );
					return; // warning.
				}

				byte value_upper = 0;
				int iret_upper = MyDio.OutByte( MyId, PORT_UPPER, value_upper );
				if ( iret_upper != (int)( CdioConst.DIO_ERR_SUCCESS ))
				{
					MessageBox.Show( "Error: MyDio.OutByte( PORT_UPPER );" );
					return; // warning.
				}

			}
			else
			{
				MessageBox.Show( "Please exec DIO.Init" );
			}

		}

	}

}