public static AirSpyDevice OpenFromDefault()
{
airspy_error error = NativeMethods.airspy_open(out IntPtr device);
if (error != airspy_error.AIRSPY_SUCCESS)
{
throw new HardwareNotFoundException();
}
return(new AirSpyDevice(device));
}
public static AirSpyDevice OpenFromSerialNumber(ulong serial)
{
airspy_error error = NativeMethods.airspy_open_sn(out IntPtr device, serial);
if (error != airspy_error.AIRSPY_SUCCESS)
{
throw new HardwareNotFoundException();
}
return(new AirSpyDevice(device));
}
public static airspy_error airspy_r820t_write_mask(IntPtr device, byte reg, byte value, byte mask)
{
byte b;
airspy_error airspy_error = NativeMethods.airspy_r820t_read(device, reg, out b);
if (airspy_error < airspy_error.AIRSPY_SUCCESS)
{
return(airspy_error);
}
value = (byte)((b & ~mask) | (value & mask));
return(NativeMethods.airspy_r820t_write(device, reg, value));
}
public static airspy_error airspy_r820t_write_mask(
IntPtr device,
byte reg,
byte value,
byte mask)
{
byte num;
airspy_error airspyError = NativeMethods.airspy_r820t_read(device, reg, out num);
if (airspyError < airspy_error.AIRSPY_SUCCESS)
{
return(airspyError);
}
value = (byte)((int)num & (int)~mask | (int)value & (int)mask);
return(NativeMethods.airspy_r820t_write(device, reg, value));
}
private void SendCalibrationProlog()
{
if (this._calibrationState == CalibrationState.UnCalibrated)
{
airspy_error airspy_error = NativeMethods.airspy_r820t_read(this._dev, (byte)15, out this._old_0x0f_value);
if (airspy_error >= airspy_error.AIRSPY_SUCCESS)
{
airspy_error = NativeMethods.airspy_r820t_read(this._dev, (byte)11, out this._old_0x0b_value);
if (airspy_error >= airspy_error.AIRSPY_SUCCESS)
{
NativeMethods.airspy_r820t_write(this._dev, 15, (byte)((this._old_0x0f_value & -5) | 4));
NativeMethods.airspy_r820t_write(this._dev, 11, (byte)((this._old_0x0b_value & -17) | 0x10));
this._calibrationState = CalibrationState.PrologSent;
}
}
}
}
public AirSpyException(airspy_error error, string msg) : base($"{error.ToString()}: {msg}")
{
this.error = error;
}
