/// <summary>
/// Opens a SPI slave device.
/// </summary>
/// <param name="bus">The SPI bus number.</param>
/// <param name="chip">The SPI chip select number.</param>
public SpiDevice(int bus, int chip)
{
var ret = NativeSpi.Open(bus, chip, out _handle);
if (ret != Internals.Errors.ErrorCode.None)
{
throw ExceptionFactory.CreateException(ret);
}
}
