public static UInt32 Read24Bits(II2C device, byte reg, ByteOrder byteOrder, string exceptionMessage)
{
try
{
byte[] addr = { reg };
device.Write(addr);
byte[] data = device.Read(3);
switch (byteOrder)
{
case ByteOrder.BigEndian:
return((UInt32)((data[0] << 16) | (data[1] << 8) | data[2]));
case ByteOrder.LittleEndian:
return((UInt32)((data[2] << 16) | (data[1] << 8) | data[0]));
default:
throw new SensorException($"Unsupported byte order {byteOrder}");
}
}
catch (Exception exception)
{
throw new SensorException(exceptionMessage, exception);
}
}
private void ConnectToI2CDevices()
{
try
{
_i2CDevice = I2CDeviceFactory.Singleton.Create(_i2CAddress);
}
catch (Exception exception)
{
throw new SensorException("Failed to connect to HTS221", exception);
}
}
private void ConnectToI2CDevices()
{
try
{
_accelGyroI2CDevice = I2CDeviceFactory.Singleton.Create(_accelGyroI2CAddress);
_magI2CDevice = I2CDeviceFactory.Singleton.Create(_magI2CAddress);
}
catch (Exception exception)
{
throw new SensorException("Failed to connect to LSM9DS1", exception);
}
}
public static void Write(II2C device, byte reg, byte command, string exceptionMessage)
{
try
{
byte[] buffer = { reg, command };
device.Write(buffer);
}
catch (Exception exception)
{
throw new SensorException(exceptionMessage, exception);
}
}
public static byte Read8Bits(II2C device, byte reg, string exceptionMessage)
{
try
{
byte[] addr = { reg };
device.Write(addr);
return(device.Read(1)[0]);
}
catch (Exception exception)
{
throw new SensorException(exceptionMessage, exception);
}
}
public static byte[] ReadBytes(II2C device, byte reg, int count, string exceptionMessage)
{
try
{
byte[] addr = { reg };
device.Write(addr);
return(device.Read(count));
}
catch (Exception exception)
{
throw new SensorException(exceptionMessage, exception);
}
}
public GpioButtonCore(II2C i2cWire, GpioPin pinToMonitor)
{
_i2CWire = i2cWire;
_pinToMonitor = pinToMonitor;
}
public DeviceIO(II2C i2C, IDutGpio gpio, AsyncPolicyWrap policyWrap)
{
I2C = i2C;
Gpio = gpio;
_policyWrap = policyWrap;
}
public Apds9660GestureSensor(II2C device, IDigitalWriteRead gpio = null, int?interruptPin = null)
{
Device = device;
Gpio = gpio;
InterruptPin = interruptPin;
}
public Mlx90614(II2C device, byte address = 0)
{
Device = device;
Address = address;
}
public MainI2CDevice(byte address)
{
_device = I2CDeviceFactory.Singleton.Create(address);
}
protected I2CDevice(II2C i2c) : base(i2c)
{
}
