code: def readRaw8(self):
          
          self._idle()
          self._transaction_start()
          self._i2c_start()
          self._i2c_write_bytes([self._address_byte(False)])
          self._i2c_stop()
          self._i2c_idle()
          self._i2c_start()
          self._i2c_write_bytes([self._address_byte(True)])
          self._i2c_read_bytes(1)
          self._i2c_stop()
          response = self._transaction_end()
          self._verify_acks(response[:-1])
          return response[-1]
docs: Read an 8-bit value on the bus (without register).