public void Init()
{
_i2c = I2cDevice.Create(new I2cConnectionSettings(1, 0x27));
_pcf = new Pcf8574(_i2c);
_lcd = new Lcd2004(registerSelectPin: 0, enablePin: 2, dataPins: new int[] { 4, 5, 6, 7 },
backlightPin: 3, readWritePin: 1, controller: _pcf);
}
public void InitHardware()
{
redLed = Device.CreateDigitalOutputPort(Device.Pins.OnboardLEDRed, false);
// blueLed = new DigitalOutputPort(Device.Pins.OnboardLEDBlue, false);
// greenLed = new DigitalOutputPort(Device.Pins.OnboardLEDGreen, false);
display = new Lcd2004(App.Device, Device.Pins.D05, Device.Pins.D07,
Device.Pins.D08, Device.Pins.D09, Device.Pins.D10, Device.Pins.D11, 2, 16);
}
public void Init()
{
_i2c = I2cDevice.Create(new I2cConnectionSettings(1, 0x27));
_driver = new Pcf8574(_i2c);
_lcd = new Lcd2004(registerSelectPin: 0,
enablePin: 2,
dataPins: new int[] { 4, 5, 6, 7 },
backlightPin: 3,
backlightBrightness: 0.1f,
readWritePin: 1,
controller: new GpioController(PinNumberingScheme.Logical, _driver));
}
public void InitHardware()
{
redLed = Device.CreateDigitalOutputPort(Device.Pins.OnboardLEDRed, false);
blueLed = Device.CreateDigitalOutputPort(Device.Pins.OnboardLEDBlue, false);
greenLed = Device.CreateDigitalOutputPort(Device.Pins.OnboardLEDGreen, false);
spdtSwitch = new SpdtSwitch(Device, Device.Pins.D14, InterruptMode.EdgeBoth, ResistorMode.Disabled);
spdtSwitch.Changed += SpdtSwitch_Changed;
display = new Lcd2004(App.Device, Device.Pins.D05, Device.Pins.D07,
Device.Pins.D08, Device.Pins.D09, Device.Pins.D10, Device.Pins.D11, 2, 16);
blueLed.State = true;
}
/// <summary>
/// This method will use I2C commands to talk to the display. The display is expected to be at address 0x27 and accept 4 bit commands.
/// This runs a full test suite against the display.
/// </summary>
static void UsingHd44780OverI2C()
{
using (I2cDevice i2CDevice = I2cDevice.Create(new I2cConnectionSettings(1, 0x27)))
{
LcdInterface lcdInterface = LcdInterface.CreateI2c(i2CDevice, false);
using (Hd44780 hd44780 = new Lcd2004(lcdInterface))
{
hd44780.UnderlineCursorVisible = false;
hd44780.BacklightOn = true;
hd44780.DisplayOn = true;
hd44780.Clear();
ExtendedSample.Test(hd44780);
}
}
}
public Lcd2004 GetLcd()
{
if (_lcd == default)
{
_i2c = I2cDevice.Create(new I2cConnectionSettings(1, 0x27));
_lcdDriver = new Pcf8574(_i2c);
_lcdGpc = new GpioController(PinNumberingScheme.Logical, _lcdDriver);
_lcd = new Lcd2004(registerSelectPin: 0,
enablePin: 2,
dataPins: new int[] { 4, 5, 6, 7 },
backlightPin: 3,
backlightBrightness: 1.0f,
readWritePin: 1,
controller: _lcdGpc);
}
return(_lcd);
}
static void Main(string[] args)
{
Console.WriteLine("You are modified");
using Lcd2004 lcdDisplay = new Lcd2004(22, 17, new int[] { 25, 24, 23, 18 });
using Bmp280 tempSensor = new Bmp280(I2cDevice.Create(new I2cConnectionSettings(1, 0x77)));
tempSensor.SetTemperatureSampling(Sampling.UltraHighResolution);
tempSensor.SetPowerMode(Bmx280PowerMode.Normal);
using CancellationTokenSource cts = new CancellationTokenSource();
Task workTask = Task.Run(() => DoWorkAsync(lcdDisplay, tempSensor, cts.Token), cts.Token);
Console.WriteLine("Press Enter to stop the program...");
// Run until user adds input
Console.ReadLine();
cts.Cancel();
workTask.Wait(5000);
lcdDisplay.Clear();
}
/// <summary>
/// This method will use I2C commands to talk to the display. The display is expected to be at address 0x27 and accept 4 bit commands.
/// This runs a full test suite against the display.
/// </summary>
private static void UsingHd44780OverI2C()
{
using (I2cDevice i2CDevice = I2cDevice.Create(new I2cConnectionSettings(1, 0x27)))
{
LcdInterface lcdInterface = LcdInterface.CreateI2c(i2CDevice, false);
using (Hd44780 hd44780 = new Lcd2004(lcdInterface))
{
hd44780.UnderlineCursorVisible = false;
hd44780.BacklightOn = true;
hd44780.DisplayOn = true;
hd44780.Clear();
Console.WriteLine("Display initialized. Press Enter to start tests.");
Console.ReadLine();
LcdConsoleSamples.WriteTest(hd44780);
ExtendedSample.Test(hd44780);
}
}
}
protected void InitializePeripherals()
{
_rtc = new DS3231(0x68, 100);
// Run once to adjust the time on the RTC
// _rtc.CurrentDateTime = new DateTime(2018, 12, 17, 22, 41, 0);
_lcd = new Lcd2004
(
RS: N.Pins.GPIO_PIN_D8,
E: N.Pins.GPIO_PIN_D9,
D4: N.Pins.GPIO_PIN_D10,
D5: N.Pins.GPIO_PIN_D11,
D6: N.Pins.GPIO_PIN_D12,
D7: N.Pins.GPIO_PIN_D13
);
H.PWM _contrast = new H.PWM(H.Cpu.PWMChannel.PWM_0, 1000, 0.6, false);
_contrast.Start();
}
public static void Main()
{
MCP23008 mcp = new MCP23008();
ITextDisplay lcd = new Lcd2004(mcp);
lcd.WriteLine("Wilderness Labs", 0);
lcd.WriteLine(" Powering", 1);
lcd.WriteLine(" Connected", 2);
lcd.WriteLine(" Things", 3);
//Thread.Sleep(3000);
//lcd.Clear();
//byte[] happyFace = { 0x0, 0x0, 0xa, 0x0, 0x11, 0xe, 0x0, 0x0 };
//byte[] sadFace = { 0x0, 0x0, 0xa, 0x0, 0xe, 0x11, 0x0, 0x0 };
//byte[] rocket = { 0x4, 0xa, 0xa, 0xa, 0x11, 0x15, 0xa, 0x0 };
//byte[] heart = { 0x0, 0xa, 0x1f, 0x1f, 0xe, 0x4, 0x0, 0x0 };
//// save the custom characters
//lcd.SaveCustomCharacter(happyFace, 1);
//lcd.SaveCustomCharacter(sadFace, 2);
//lcd.SaveCustomCharacter(rocket, 3);
//lcd.SaveCustomCharacter(heart, 4);
//lcd.Clear();
//// create our string, using the addresses of the characters
//// casted to char.
//StringBuilder s = new StringBuilder();
//s.Append("1:" + (char)1 + " ");
//s.Append("2:" + (char)2 + " ");
//s.Append("3:" + (char)3 + " ");
//s.Append("4:" + (char)4 + " ");
//lcd.WriteLine(s.ToString(), 0);
Thread.Sleep(Timeout.Infinite);
}
static async Task DoWorkAsync(Lcd2004 lcd, Bmp280 sensor, CancellationToken token)
{
string currentTemp = "Current temp:";
while (!token.IsCancellationRequested)
{
lcd.Clear();
try
{
Temperature temp = await sensor.ReadTemperatureAsync();
lcd.Write(currentTemp);
lcd.SetCursorPosition(0, 1);
lcd.Write($"{temp.Celsius.ToString("0.00")} degrees");
}
catch (Exception e)
{
Console.WriteLine("Error when attempting to read the Bme280 sensor:");
Console.WriteLine($" {e.Message}");
Console.WriteLine($" {e.StackTrace}");
}
Thread.Sleep(1000);
}
}
public Display(I2cDevice i2c)
{
_i2c = i2c;
_mcp = new Mcp23008(_i2c);
_lcd = new Lcd2004(registerSelectPin: 0, enablePin: 2, dataPins: new int[] { 4, 5, 6, 7 }, backlightPin: 3, backlightBrightness: 0.1f, readWritePin: 1, controller: _mcp);
}
public LcdClockDisplay(Lcd2004 lcd)
{
_lcd = lcd;
}
public void Init()
{
_i2c = I2cDevice.Create(new I2cConnectionSettings(1, 0x27));
_mcp = new Mcp23008(_i2c);
_lcd = new Lcd2004(registerSelectPin: 0, enablePin: 2, dataPins: new int[] { 4, 5, 6, 7 }, backlightPin: 3, backlightBrightness: 0.1f, readWritePin: 1, controller: _mcp);
}
