/// <summary>Initializes the pi face.</summary>
public async Task InitializePiFace()
{
await MCP23S17.InitializeSpiDevice();
MCP23S17.Initialize();
MCP23S17.SetPinMode(0x00FF); // 0x0000 = all outputs, 0xffff=all inputs, 0x00FF is PIFace Default
MCP23S17.SetPullUpMode(0x00FF); // 0x0000 = no pullups, 0xffff=all pullups, 0x00FF is PIFace Default
MCP23S17.WriteWord(0x0000); // 0x0000 = no pullups, 0xffff=all pullups, 0x00FF is PIFace Default
// ReSharper disable once ExceptionNotDocumented
this.timer = new DispatcherTimer {
Interval = TimeSpan.FromMilliseconds(200)
};
this.timer.Tick += this.TimerOnTick;
this.timer.Start();
this.SendStatus();
}
