public byte[] SpiRead(int handle, int count)
{
byte[] data = new byte[count];
GCHandle h = GCHandle.Alloc(data, GCHandleType.Pinned);
try
{
short ret = PiGpioNativeMethods.spiRead((ushort)handle, h.AddrOfPinnedObject(), (ushort)data.Length);
if (ret < 0)
{
throw new PiGPIOException(ret);
}
}
finally
{
h.Free();
}
return(data);
}