Reads the raw (uncompensated) temperature from the sensor.

def read_raw_temp(self):
        """Reads the raw (uncompensated) temperature from the sensor."""
        self.i2c.write8(BMP085_CONTROL, BMP085_READTEMPCMD)
        time.sleep(0.005)  # Wait 5ms
        raw = self.i2c.read_U16BE(BMP085_TEMPDATA)
        self.logger.debug('Raw temp 0x{0:X} ({1})', raw & 0xFFFF, raw)
        return raw