code: def read_gsc_sfr(self):
          
          config  = []
          data    = {}
  
          # Send the command byte and sleep for 10 ms
          self.cnxn.xfer([0x33])
          sleep(10e-3)
  
          # Read the config variables by sending 256 empty bytes
          for i in range(8):
              resp = self.cnxn.xfer([0x00])[0]
              config.append(resp)
  
          data["GSC"] = self._calculate_float(config[0:4])
          data["SFR"] = self._calculate_float(config[4:])
  
          return data
docs: Read the gain-scaling-coefficient and sample flow rate.
  
          :returns: dictionary containing GSC and SFR