     }  else {
       Well_LED_OFF(well);
     }
+    comm.sendCmd(kAcknowledge);
+  } else {
+    comm.sendCmd(kError,'Invalid Well');
   }
 }
 
 /****************************************
      Print Current States
 *****************************************/
-void print_states() {
+void Print_States() {
   comm.sendCmdStart(kAcknowledge);
   comm.sendCmdArg("State, LED and Pump Dur for each well:\n");
   for (int well = 0; well < nWells; well++) {

  Updated: 2/15/18
*/


// CUE library
#include <Adafruit_GFX.h>
#include <Adafruit_NeoMatrix.h>
#include <Adafruit_NeoPixel.h>
#ifdef __AVR__
#include <avr/power.h>
#include <CmdMessenger.h>
#endif

/*********************************

      ActiveCueColor = NP_off;
      ActiveCUE_Freq = 0;
      ActiveCUE_HalfCycle = 0;
      TTL_CUE_ID = -1;
      break;
  }
  ChangeCueColor(ActiveCueColor);
