private static (ITextDisplayDevice, IDisposable) Create(IGpioConnectionDriverFactory gpioConnectionDriverFactory)
{
var hd44780LcdDeviceSettings = new Hd44780LcdDeviceSettings
{
ScreenHeight = 2,
ScreenWidth = 16,
Encoding = new Hd44780A00Encoding(),
SyncDelay = TimeSpan.FromMilliseconds(10),
};
var hd44780LcdDevice = new Hd44780LcdDevice(
hd44780LcdDeviceSettings,
gpioConnectionDriverFactory,
ConnectorPin.P1Pin29,
ConnectorPin.P1Pin32,
new Hd44780DataPins(
ConnectorPin.P1Pin31,
ConnectorPin.P1Pin33,
ConnectorPin.P1Pin35,
ConnectorPin.P1Pin37));
return(new Hd44780TextDisplayDevice(hd44780LcdDevice, hd44780LcdDeviceSettings), hd44780LcdDevice);
}
/// <summary>
/// Creates the specified gpio connection driver.
/// </summary>
/// <param name="gpioConnectionDriverFactory">The gpio connection driver factory.</param>
/// <param name="hasBacklight">if set to <c>true</c> [has backlight].</param>
/// <returns>
/// A <see cref="Hd44780Display" />.
/// </returns>
public IDisplay Create(IGpioConnectionDriverFactory gpioConnectionDriverFactory, bool hasBacklight)
{
var hd44780LcdDeviceSettings = new Hd44780LcdDeviceSettings
{
ScreenHeight = 2,
ScreenWidth = 16,
Encoding = new Hd44780A00Encoding(),
};
var backlight = hasBacklight ? new ConnectorPin?(ConnectorPin.P1Pin26) : null;
var hd44780LcdDevice = new Hd44780LcdDevice(
hd44780LcdDeviceSettings,
gpioConnectionDriverFactory,
ConnectorPin.P1Pin29,
ConnectorPin.P1Pin32,
new Hd44780DataPins(
ConnectorPin.P1Pin31,
ConnectorPin.P1Pin33,
ConnectorPin.P1Pin35,
ConnectorPin.P1Pin37),
backlight);
return(this.textDisplayDevices.Add(new Hd44780Display(hd44780LcdDevice, hd44780LcdDeviceSettings), hd44780LcdDevice));
}
/// <summary>
/// Initializes a new instance of the <see cref="Hd44780Display"/> class.
/// </summary>
/// <param name="hd47780LcdDevice">The HD47780 connection.</param>
/// <param name="hd47780LcdDeviceSettings">The HD47780 connection settings.</param>
public Hd44780Display(Hd44780LcdDevice hd47780LcdDevice, Hd44780LcdDeviceSettings hd47780LcdDeviceSettings)
: base(hd47780LcdDevice, hd47780LcdDeviceSettings)
{
this.hd47780LcdDevice = hd47780LcdDevice;
}
/// <summary>
/// Initializes a new instance of the <see cref="Hd44780TextDisplayDevice"/> class.
/// </summary>
/// <param name="hd44780LcdDevice">The HD44780 LCD device.</param>
/// <param name="settings">The settings.</param>
public Hd44780TextDisplayDevice(Hd44780LcdDevice hd44780LcdDevice, Hd44780LcdDeviceSettings settings)
{
this.hd44780LcdDevice = hd44780LcdDevice;
this.settings = settings;
this.Size = new Size(this.settings.ScreenWidth, this.settings.ScreenHeight);
}