src/Noddybox.Emulation.EightBit/IDevice.cs


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37

//
// Copyright (c) 2012 Ian Cowburn
//
using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

namespace Noddybox.Emulation.EightBit
{
    /// <summary>
    /// Provides an interface for devices for 8-bit processers which used special commands to access
    /// devices rather than using memory-mapped IO, for example the Z80.
    /// </summary>
    public interface IDevice
    {
        /// <summary>
        /// Read from a device.
        /// </summary>
        /// <param name="device">The address of the device.</param>
        /// <returns>The byte returned from the device.</returns>
        byte Read(ushort device);

        /// <summary>
        /// Write to a device.
        /// </summary>
        /// <param name="device">The address of the device.</param>
        /// <param name="value">The value to write to the device.</param>
        void Write(ushort device, byte value);
    }
}