public LcdConnection(IGpioConnectionDriver driver)
{
log.Debug(m => m("Init LCD connection"));
var lcdSettings = new Hd44780LcdConnectionSettings
{
ScreenWidth = Columns,
ScreenHeight = Rows,
//Encoding = Encoding.ASCII
};
var dataPins = new[]
{
ConnectorPin.P1Pin31,
ConnectorPin.P1Pin33,
ConnectorPin.P1Pin35,
ConnectorPin.P1Pin37
}
.Select(p => (IOutputBinaryPin)driver.Out(p))
.ToArray();
var lcdPins = new Hd44780Pins(
driver.Out(ConnectorPin.P1Pin40),
driver.Out(ConnectorPin.P1Pin38),
dataPins);
_lcdConnection = new Hd44780LcdConnection(lcdSettings, lcdPins);
// init additonal characters
_lcdConnection.SetCustomCharacter(0x0, new byte[] { 0x8, 0xc, 0xe, 0xf, 0xe, 0xc, 0x8 }); // play
_lcdConnection.SetCustomCharacter(0x1, new byte[] { 0x0, 0x1b, 0x1b, 0x1b, 0x1b, 0x1b, 0x0 }); // pause
_lcdConnection.SetCustomCharacter(0x2, new byte[] { 0x0, 0x1f, 0x1f, 0x1f, 0x1f, 0x1f, 0x0 }); // stop
}
/// <summary>
/// Initializes a new instance of the <see cref="Hd44780LcdConnection"/> class.
/// </summary>
/// <param name="settings">The settings.</param>
/// <param name="registerSelectPin">The register select pin.</param>
/// <param name="clockPin">The clock pin.</param>
/// <param name="dataPins">The data pins.</param>
public Hd44780LcdConnection(Hd44780LcdConnectionSettings settings, ProcessorPin registerSelectPin, ProcessorPin clockPin, IEnumerable<ProcessorPin> dataPins)
{
settings = settings ?? new Hd44780LcdConnectionSettings();
this.registerSelectPin = registerSelectPin;
this.clockPin = clockPin;
this.dataPins = dataPins.ToArray();
if (this.dataPins.Length != 4 && this.dataPins.Length != 8)
throw new ArgumentOutOfRangeException("dataPins", this.dataPins.Length, "There must be either 4 or 8 data pins");
width = settings.ScreenWidth;
height = settings.ScreenHeight;
if (height < 1 || height > 2)
throw new ArgumentOutOfRangeException("ScreenHeight", height, "Screen must have either 1 or 2 rows");
if (width * height > 80)
throw new ArgumentException("At most 80 characters are allowed");
if (settings.PatternWidth != 5)
throw new ArgumentOutOfRangeException("PatternWidth", settings.PatternWidth, "Pattern must be 5 pixels width");
if (settings.PatternHeight != 8 && settings.PatternHeight != 10)
throw new ArgumentOutOfRangeException("PatternHeight", settings.PatternWidth, "Pattern must be either 7 or 10 pixels height");
if (settings.PatternHeight == 10 && height == 2)
throw new ArgumentException("10 pixels height pattern cannot be used with 2 rows");
functions = (settings.PatternHeight == 8 ? Functions.Matrix5x8 : Functions.Matrix5x10)
| (height == 1 ? Functions.OneLine : Functions.TwoLines)
| (this.dataPins.Length == 4 ? Functions.Data4bits : Functions.Data8bits);
entryModeFlags = /*settings.RightToLeft
? EntryModeFlags.EntryRight | EntryModeFlags.EntryShiftDecrement
:*/ EntryModeFlags.EntryLeft | EntryModeFlags.EntryShiftDecrement;
encoding = settings.Encoding;
connectionDriver = new MemoryGpioConnectionDriver();
connectionDriver.Allocate(registerSelectPin, PinDirection.Output);
connectionDriver.Write(registerSelectPin, false);
connectionDriver.Allocate(clockPin, PinDirection.Output);
connectionDriver.Write(clockPin, false);
foreach (var dataPin in this.dataPins)
{
connectionDriver.Allocate(dataPin, PinDirection.Output);
connectionDriver.Write(dataPin, false);
}
WriteByte(0x33, false); // Initialize
WriteByte(0x32, false);
WriteCommand(Command.SetFunctions, (int) functions);
WriteCommand(Command.SetDisplayFlags, (int) displayFlags);
WriteCommand(Command.SetEntryModeFlags, (int) entryModeFlags);
Clear();
}
/// <summary>
/// Initializes a new instance of the <see cref="Hd44780LcdConnection" /> class.
/// </summary>
/// <param name="settings">The settings.</param>
/// <param name="pins">The pins.</param>
/// <exception cref="System.ArgumentOutOfRangeException">
/// dataPins;There must be either 4 or 8 data pins
/// or
/// settings;ScreenHeight must be between 1 and 4 rows
/// or
/// settings;PatternWidth must be 5 pixels
/// or
/// settings;PatternWidth must be either 7 or 10 pixels height
/// </exception>
/// <exception cref="System.ArgumentException">
/// At most 80 characters are allowed
/// or
/// 10 pixels height pattern cannot be used with 2 rows
/// </exception>
public Hd44780LcdConnection(Hd44780LcdConnectionSettings settings, Hd44780Pins pins)
{
settings = settings ?? new Hd44780LcdConnectionSettings();
this.pins = pins;
if (pins.Data.Length != 4 && pins.Data.Length != 8)
throw new ArgumentOutOfRangeException("pins", pins.Data.Length, "There must be either 4 or 8 data pins");
width = settings.ScreenWidth;
height = settings.ScreenHeight;
if (height < 1 || height > MAX_HEIGHT)
throw new ArgumentOutOfRangeException("settings", height, "ScreenHeight must be between 1 and 4 rows");
if (width * height > MAX_CHAR)
throw new ArgumentException("At most 80 characters are allowed");
if (settings.PatternWidth != 5)
throw new ArgumentOutOfRangeException("settings", settings.PatternWidth, "PatternWidth must be 5 pixels");
if (settings.PatternHeight != 8 && settings.PatternHeight != 10)
throw new ArgumentOutOfRangeException("settings", settings.PatternWidth, "PatternWidth must be either 7 or 10 pixels height");
if (settings.PatternHeight == 10 && (height % 2) == 0)
throw new ArgumentException("10 pixels height pattern cannot be used with an even number of rows");
functions = (settings.PatternHeight == 8 ? Functions.Matrix5x8 : Functions.Matrix5x10)
| (height == 1 ? Functions.OneLine : Functions.TwoLines)
| (pins.Data.Length == 4 ? Functions.Data4bits : Functions.Data8bits);
entryModeFlags = /*settings.RightToLeft
? EntryModeFlags.EntryRight | EntryModeFlags.EntryShiftDecrement
:*/ EntryModeFlags.EntryLeft | EntryModeFlags.EntryShiftDecrement;
encoding = settings.Encoding;
BacklightEnabled = false;
if (pins.ReadWrite != null)
pins.ReadWrite.Write(false);
pins.RegisterSelect.Write(false);
pins.Clock.Write(false);
foreach (var dataPin in pins.Data)
dataPin.Write(false);
WriteByte(0x33, false); // Initialize
WriteByte(0x32, false);
WriteCommand(Command.SetFunctions, (int) functions);
WriteCommand(Command.SetDisplayFlags, (int) displayFlags);
WriteCommand(Command.SetEntryModeFlags, (int) entryModeFlags);
Clear();
BacklightEnabled = true;
}
public RaspSharpView()
{
const ConnectorPin registerSelectPin = ConnectorPin.P1Pin22;
const ConnectorPin clockPin = ConnectorPin.P1Pin18;
var dataPins = new[]
{
ConnectorPin.P1Pin16,
ConnectorPin.P1Pin15,
ConnectorPin.P1Pin13,
ConnectorPin.P1Pin11
};
var driver = GpioConnectionSettings.DefaultDriver;
var pins = new Hd44780Pins(
driver.Out(registerSelectPin),
driver.Out(clockPin),
dataPins.Select(p => (IOutputBinaryPin) driver.Out(p)));
var settings = new Hd44780LcdConnectionSettings();
_lcd = new Hd44780LcdConnection(settings, pins);
}
/// <summary>
/// Initializes a new instance of the <see cref="Hd44780LcdConnection" /> class.
/// </summary>
/// <param name="settings">The settings.</param>
/// <param name="pins">The pins.</param>
/// <exception cref="System.ArgumentOutOfRangeException">
/// dataPins;There must be either 4 or 8 data pins
/// or
/// settings;ScreenHeight must be between 1 and 4 rows
/// or
/// settings;PatternWidth must be 5 pixels
/// or
/// settings;PatternWidth must be either 7 or 10 pixels height
/// </exception>
/// <exception cref="System.ArgumentException">
/// At most 80 characters are allowed
/// or
/// 10 pixels height pattern cannot be used with 2 rows
/// </exception>
public Hd44780LcdConnection(Hd44780LcdConnectionSettings settings, Hd44780Pins pins)
{
settings = settings ?? new Hd44780LcdConnectionSettings();
this.pins = pins;
if (pins.Data.Length != 4 && pins.Data.Length != 8)
{
throw new ArgumentOutOfRangeException("pins", pins.Data.Length, "There must be either 4 or 8 data pins");
}
width = settings.ScreenWidth;
height = settings.ScreenHeight;
if (height < 1 || height > MAX_HEIGHT)
{
throw new ArgumentOutOfRangeException("settings", height, "ScreenHeight must be between 1 and 4 rows");
}
if (width * height > MAX_CHAR)
{
throw new ArgumentException("At most 80 characters are allowed");
}
if (settings.PatternWidth != 5)
{
throw new ArgumentOutOfRangeException("settings", settings.PatternWidth, "PatternWidth must be 5 pixels");
}
if (settings.PatternHeight != 8 && settings.PatternHeight != 10)
{
throw new ArgumentOutOfRangeException("settings", settings.PatternWidth, "PatternWidth must be either 7 or 10 pixels height");
}
if (settings.PatternHeight == 10 && (height % 2) == 0)
{
throw new ArgumentException("10 pixels height pattern cannot be used with an even number of rows");
}
functions = (settings.PatternHeight == 8 ? Functions.Matrix5x8 : Functions.Matrix5x10)
| (height == 1 ? Functions.OneLine : Functions.TwoLines)
| (pins.Data.Length == 4 ? Functions.Data4bits : Functions.Data8bits);
entryModeFlags = /*settings.RightToLeft
* ? EntryModeFlags.EntryRight | EntryModeFlags.EntryShiftDecrement
* :*/EntryModeFlags.EntryLeft | EntryModeFlags.EntryShiftDecrement;
encoding = settings.Encoding;
BacklightEnabled = false;
if (pins.ReadWrite != null)
{
pins.ReadWrite.Write(false);
}
pins.RegisterSelect.Write(false);
pins.Clock.Write(false);
foreach (var dataPin in pins.Data)
{
dataPin.Write(false);
}
WriteByte(0x33, false); // Initialize
WriteByte(0x32, false);
WriteCommand(Command.SetFunctions, (int)functions);
WriteCommand(Command.SetDisplayFlags, (int)displayFlags);
WriteCommand(Command.SetEntryModeFlags, (int)entryModeFlags);
Clear();
BacklightEnabled = true;
}
/// <summary>
/// Initializes a new instance of the <see cref="Hd44780LcdConnection"/> class.
/// </summary>
/// <param name="settings">The settings.</param>
/// <param name="registerSelectPin">The register select pin.</param>
/// <param name="clockPin">The clock pin.</param>
/// <param name="dataPins">The data pins.</param>
public Hd44780LcdConnection(Hd44780LcdConnectionSettings settings, ProcessorPin registerSelectPin, ProcessorPin clockPin, IEnumerable <ProcessorPin> dataPins)
{
settings = settings ?? new Hd44780LcdConnectionSettings();
this.registerSelectPin = registerSelectPin;
this.clockPin = clockPin;
this.dataPins = dataPins.ToArray();
if (this.dataPins.Length != 4 && this.dataPins.Length != 8)
{
throw new ArgumentOutOfRangeException("dataPins", this.dataPins.Length, "There must be either 4 or 8 data pins");
}
width = settings.ScreenWidth;
height = settings.ScreenHeight;
if (height < 1 || height > 2)
{
throw new ArgumentOutOfRangeException("ScreenHeight", height, "Screen must have either 1 or 2 rows");
}
if (width * height > 80)
{
throw new ArgumentException("At most 80 characters are allowed");
}
if (settings.PatternWidth != 5)
{
throw new ArgumentOutOfRangeException("PatternWidth", settings.PatternWidth, "Pattern must be 5 pixels width");
}
if (settings.PatternHeight != 8 && settings.PatternHeight != 10)
{
throw new ArgumentOutOfRangeException("PatternHeight", settings.PatternWidth, "Pattern must be either 7 or 10 pixels height");
}
if (settings.PatternHeight == 10 && height == 2)
{
throw new ArgumentException("10 pixels height pattern cannot be used with 2 rows");
}
functions = (settings.PatternHeight == 8 ? Functions.Matrix5x8 : Functions.Matrix5x10)
| (height == 1 ? Functions.OneLine : Functions.TwoLines)
| (this.dataPins.Length == 4 ? Functions.Data4bits : Functions.Data8bits);
entryModeFlags = /*settings.RightToLeft
* ? EntryModeFlags.EntryRight | EntryModeFlags.EntryShiftDecrement
* :*/EntryModeFlags.EntryLeft | EntryModeFlags.EntryShiftDecrement;
encoding = settings.Encoding;
connectionDriver = new MemoryGpioConnectionDriver();
connectionDriver.Allocate(registerSelectPin, PinDirection.Output);
connectionDriver.Write(registerSelectPin, false);
connectionDriver.Allocate(clockPin, PinDirection.Output);
connectionDriver.Write(clockPin, false);
foreach (var dataPin in this.dataPins)
{
connectionDriver.Allocate(dataPin, PinDirection.Output);
connectionDriver.Write(dataPin, false);
}
WriteByte(0x33, false); // Initialize
WriteByte(0x32, false);
WriteCommand(Command.SetFunctions, (int)functions);
WriteCommand(Command.SetDisplayFlags, (int)displayFlags);
WriteCommand(Command.SetEntryModeFlags, (int)entryModeFlags);
Clear();
}
/// <summary>
/// Initializes a new instance of the <see cref="Hd44780LcdConnection"/> class.
/// </summary>
/// <param name="settings">The settings.</param>
/// <param name="registerSelectPin">The register select pin.</param>
/// <param name="clockPin">The clock pin.</param>
/// <param name="dataPins">The data pins.</param>
public Hd44780LcdConnection(Hd44780LcdConnectionSettings settings, ProcessorPin registerSelectPin, ProcessorPin clockPin, params ProcessorPin[] dataPins) : this(settings, registerSelectPin, clockPin, (IEnumerable <ProcessorPin>)dataPins)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="Hd44780LcdConnection"/> class.
/// </summary>
/// <param name="settings">The settings.</param>
/// <param name="registerSelectPin">The register select pin.</param>
/// <param name="clockPin">The clock pin.</param>
/// <param name="dataPins">The data pins.</param>
public Hd44780LcdConnection(Hd44780LcdConnectionSettings settings, IOutputPin registerSelectPin, IOutputPin clockPin, params IOutputPin[] dataPins) : this(settings, registerSelectPin, clockPin, (IEnumerable <IOutputPin>)dataPins)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="Hd44780LcdConnection"/> class.
/// </summary>
/// <param name="settings">The settings.</param>
/// <param name="registerSelectPin">The register select pin.</param>
/// <param name="clockPin">The clock pin.</param>
/// <param name="dataPins">The data pins.</param>
public Hd44780LcdConnection(Hd44780LcdConnectionSettings settings, IOutputPin registerSelectPin, IOutputPin clockPin, params IOutputPin[] dataPins)
: this(settings, registerSelectPin, clockPin, (IEnumerable<IOutputPin>)dataPins)
{
}
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.InvariantCultureIgnoreCase))
{
connection.Clear();
DisplayCharMap(connection);
}
connection.Clear();
connection.WriteLine("R# IP Config");
connection.WriteLine(Environment.OSVersion);
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()
}))
{
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);
}
}
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="Hd44780LcdConnection"/> class.
/// </summary>
/// <param name="settings">The settings.</param>
/// <param name="registerSelectPin">The register select pin.</param>
/// <param name="clockPin">The clock pin.</param>
/// <param name="dataPins">The data pins.</param>
public Hd44780LcdConnection(Hd44780LcdConnectionSettings settings, ProcessorPin registerSelectPin, ProcessorPin clockPin, params ProcessorPin[] dataPins)
: this(settings, registerSelectPin, clockPin, (IEnumerable<ProcessorPin>)dataPins)
{
}
