include default settling time for channel change

Author: CedarGroveStudios

cedargrove_nau7802.py

@@ -185,13 +185,15 @@ def channel(self):
     @channel.setter
     def channel(self, chan=1):
         """Select the active channel. Valid channel numbers are 1 and 2."""
+
         if chan == 1:
             self._c2_chan_select = 0x0
         elif chan == 2 and self._act_channels == 2:
             self._c2_chan_select = 0x1
         else:
             raise ValueError("Invalid Channel Number")
 
+        time.sleep(0.500)  # Fixed settling time
         while not self._pu_cycle_ready:
             pass