self._spi.bits_per_word = self.bits
data = self._spi.transfer(list(buffer_out[out_start : out_end + 1]))
for i in range((in_end - in_start)):
self._spi.bits_per_word = self.bits
data = self._spi.transfer(list(buffer_out[out_start : out_end + 1]))
for i in range((in_end - in_start)):