/// <summary>
/// ctor
/// </summary>
public Display(PiAndBash.Driver PiAndBashDriver)
{
deviceConnection = PiAndBashDriver.i2cConnection;
// turn on LCD backlight
deviceConnection.SetDirection(Mcp23017Pin.A0, Mcp23017PinDirection.Output);
SetBacklight(true);
// light is on, let's write
var settings = new Hd44780LcdConnectionSettings
{
ScreenWidth = 16,
ScreenHeight = 2
};
settings.Encoding = Encoding.ASCII;
configuration = Hd44780Configuration.LoadGpioConfiguration();
connection = new Hd44780LcdConnection(settings, configuration.Pins);
connection.Clear();
Console.WriteLine("Display initialised");
}
public static void WriteToLcd()
{
Console.WriteLine("writing to the lcd");
const ConnectorPin sdaPin = ConnectorPin.P1Pin03;
const ConnectorPin sclPin = ConnectorPin.P1Pin05;
using (var driver = new I2cDriver(sdaPin.ToProcessor(), sclPin.ToProcessor()))
{
var deviceConnection = new Mcp23017I2cConnection(driver.Connect(0x20));
Console.WriteLine("Connected");
// turn on LCD backlight (on/off/on)
deviceConnection.SetDirection(Mcp23017Pin.A0, Mcp23017PinDirection.Output);
deviceConnection.SetPinStatus(Mcp23017Pin.A0, true);
Thread.Sleep(500); // wait
deviceConnection.SetPinStatus(Mcp23017Pin.A0, false);
Thread.Sleep(500); // wait
deviceConnection.SetPinStatus(Mcp23017Pin.A0, true);
}
// light is on, let's write
var settings = new Hd44780LcdConnectionSettings
{
ScreenWidth = 16,
ScreenHeight = 2
};
settings.Encoding = Encoding.ASCII;
using (Hd44780Configuration configuration = Hd44780Configuration.LoadGpioConfiguration())
using (var connection = new Hd44780LcdConnection(settings, configuration.Pins))
{
// connection.SetCustomCharacter(1, new byte[] { 0x0, 0x0, 0x04, 0xe, 0x1f, 0x0, 0x0 });
// connection.SetCustomCharacter(2, new byte[] { 0x0, 0x0, 0x1f, 0xe, 0x04, 0x0, 0x0 });
connection.Clear();
connection.WriteLine("Pi & Bash>_");
Thread.Sleep(750);
connection.WriteLine("Test");
Thread.Sleep(750);
connection.WriteLine("Thank You");
Thread.Sleep(750);
connection.WriteLine("more text");
Thread.Sleep(750);
connection.WriteLine("and another bit");
Thread.Sleep(2000);
}
}
private static void DisplayCharMap(Hd44780LcdConnection connection)
{
var idx = 0;
foreach (var group in Hd44780A00Encoding.SupportedCharacters.GroupBy(c => (idx++ / 40)))
{
var s1 = new string(@group.Take(20).ToArray());
var s2 = new string(@group.Skip(20).Take(20).ToArray());
connection.Clear();
connection.WriteLine(s1);
connection.WriteLine(s2);
Thread.Sleep(2000);
}
}
static void Main(string[] args)
{
Console.WriteLine("HD-44780 Sample: Display IP configuration on LCD screen");
var settings = new Hd44780LcdConnectionSettings
{
ScreenWidth = 20,
ScreenHeight = 2,
};
using (var configuration = ConfigurationLoader.FromArguments(args))
using (var connection = new Hd44780LcdConnection(settings, configuration.Pins))
{
connection.SetCustomCharacter(1, new byte[] { 0x0, 0x0, 0x04, 0xe, 0x1f, 0x0, 0x0 });
connection.SetCustomCharacter(2, new byte[] { 0x0, 0x0, 0x1f, 0xe, 0x04, 0x0, 0x0 });
if (args.Contains("viewMap", StringComparer.OrdinalIgnoreCase))
{
connection.Clear();
DisplayCharMap(connection);
}
connection.Clear();
connection.WriteLine("R# IP Config");
connection.WriteLine(System.Runtime.InteropServices.RuntimeInformation.OSDescription);
Thread.Sleep(TimeSpan.FromSeconds(2));
var delay = 0m;
while (true)
{
//foreach (var t in NetworkInterface.GetAllNetworkInterfaces()
// .Where(i => i.NetworkInterfaceType != NetworkInterfaceType.Loopback)
// .SelectMany(i => new[]
// {
// string.Format("{0}: {1}", i.Name, i.OperationalStatus)
// + Environment.NewLine
// + string.Format("\u0002{0} \u0001{1}", FormatByteCount(i.GetIPv4Statistics().BytesReceived), FormatByteCount(i.GetIPv4Statistics().BytesSent)),
// "IP " + (i.GetIPProperties().UnicastAddresses.Select(a => a.Address.ToString()).FirstOrDefault() ?? "(unassigned)")
// + Environment.NewLine
// + "MAC " + i.GetPhysicalAddress().ToString()
// }))
//{
foreach (var t in NetworkInterface.GetAllNetworkInterfaces()
.Where(i => i.NetworkInterfaceType != NetworkInterfaceType.Loopback)
.SelectMany(i => new[]
{
string.Format("{0}: {1}", i.Name, i.OperationalStatus)
+ Environment.NewLine,
"IP " + (i.GetIPProperties().UnicastAddresses.Select(a => a.Address.ToString()).FirstOrDefault() ?? "(unassigned)")
+ Environment.NewLine
+ "MAC " + i.GetPhysicalAddress().ToString()
}))
{
connection.Clear();
connection.Write(t, delay);
for (var i = 0; i < 20; i++)
{
if (Console.KeyAvailable)
{
var c = Console.ReadKey(true).Key;
switch (c)
{
case ConsoleKey.F5:
connection.Clear();
break;
case ConsoleKey.F6:
connection.CursorBlinking = !connection.CursorBlinking;
break;
case ConsoleKey.F7:
connection.CursorEnabled = !connection.CursorEnabled;
break;
case ConsoleKey.F8:
connection.DisplayEnabled = !connection.DisplayEnabled;
break;
case ConsoleKey.F9:
connection.Move(-1);
break;
case ConsoleKey.F10:
connection.Move(1);
break;
case ConsoleKey.F11:
delay = 50.0m - delay;
break;
default:
connection.BacklightEnabled = false;
return;
}
}
Thread.Sleep(TimeSpan.FromSeconds(2d / 20));
}
}
}
}
}
static void Main(string[] args)
{
var settings = new Hd44780LcdConnectionSettings
{
ScreenWidth = 20,
ScreenHeight = 2,
};
var registerSelectPin = ConnectorPin.P1Pin22.ToProcessor();
var clockPin = ConnectorPin.P1Pin18.ToProcessor();
var dataPins = (IEnumerable <ProcessorPin>) new[]
{
ConnectorPin.P1Pin16.ToProcessor(),
ConnectorPin.P1Pin15.ToProcessor(),
ConnectorPin.P1Pin13.ToProcessor(),
ConnectorPin.P1Pin11.ToProcessor()
};
using (var connection = new Hd44780LcdConnection(
settings,
registerSelectPin,
clockPin,
dataPins))
{
connection.SetCustomCharacter(1, new byte[] { 0x0, 0x0, 0x04, 0xe, 0x1f, 0x0, 0x0 });
connection.SetCustomCharacter(2, new byte[] { 0x0, 0x0, 0x1f, 0xe, 0x04, 0x0, 0x0 });
connection.Clear();
connection.WriteLine("R# IP Config");
connection.WriteLine(Environment.OSVersion);
Thread.Sleep(2000);
// DisplayCharMap(connection);
var delay = 0m;
while (true)
{
foreach (var t in NetworkInterface.GetAllNetworkInterfaces()
.Where(i => i.NetworkInterfaceType != NetworkInterfaceType.Loopback)
.SelectMany(i => new[]
{
string.Format("{0}: {1}", i.Name, i.OperationalStatus)
+ Environment.NewLine
+ (i.GetIPProperties().UnicastAddresses.Select(a => a.Address.ToString()).FirstOrDefault() ?? "(unassigned)"),
i.GetPhysicalAddress().ToString()
+ Environment.NewLine
+ string.Format("\u0001{0} \u0002{1}", FormatByteCount(i.GetIPv4Statistics().BytesReceived), FormatByteCount(i.GetIPv4Statistics().BytesSent))
}))
{
connection.Clear();
connection.Write(t, delay);
for (var i = 0; i < 20; i++)
{
if (Console.KeyAvailable)
{
var c = Console.ReadKey(true).Key;
switch (c)
{
case ConsoleKey.F5:
connection.Clear();
break;
case ConsoleKey.F6:
connection.CursorBlinking = !connection.CursorBlinking;
break;
case ConsoleKey.F7:
connection.CursorEnabled = !connection.CursorEnabled;
break;
case ConsoleKey.F8:
connection.DisplayEnabled = !connection.DisplayEnabled;
break;
case ConsoleKey.F9:
connection.Move(-1);
break;
case ConsoleKey.F10:
connection.Move(1);
break;
case ConsoleKey.F11:
delay = 50.0m - delay;
break;
default:
return;
}
}
Thread.Sleep(100);
}
}
}
}
}
