张高兴的 Windows 10 IoT 开发笔记：使用 MAX7219 驱动数码管

/// <summary>
/// Initialize MAX7219
/// </summary>
public async Task InitializeAsync();
/// <summary>
/// Set Register Data and Print
/// </summary>
/// <param name="index">Segment index, range from 0 to 7</param>
/// <param name="val">Printed data</param>
/// <param name="isDecimal">Does it show Decimal Point (Only for DecodeMode is Digit7)</param>
public void SetSegment(int index, byte value, bool isDecimal = false);
/// <summary>
/// Set MAX7219 Decode Mode
/// </summary>
/// <param name="mode">Mode</param>
public void SetDecode(DecodeMode mode);
/// <summary>
/// Set Brightness
/// </summary>
/// <param name="val">In range 0-16</param>
public void SetIntensity(int val);
/// <summary>
/// Test Display
/// </summary>
/// <param name="mode">Mode</param>
public void DisplayTest(DisplayTestMode mode);
/// <summary>
/// Set MAX7219 Power
/// </summary>
/// <param name="mode">Mode</param>
public void SetPower(PowerMode mode);
/// <summary>
/// Clear the Segment
/// </summary>
public void Clear();
/// <summary>
/// Cleanup
/// </summary>
public void Dispose();