 
   keypad.addEventListener(keypadEvent);             //add an event listener for this keypad
 }
+
+void displaySWRvalue() {
+    EraseDisplaySWR();
+    displaySWR();
+}
+
+
 
 void SetFrequencyStage1() {
 	// STAGE 1 tuning process

char key;
char DisplayValueC[5];
char DisplayValueL[5];
char input; //buffer for input characters for calculations
// char dataPrintout[10];


  TFTscreen.setTextSize(2);
  TFTscreen.stroke(0, 20, 30);
  TFTscreen.text(enteredFreq, 50, 110);
}

void displaySWR() {                                         // display SWR values
  dtostrf(valueSWR, 5, 2, DisplayValueSWR);
  TFTscreen.stroke(0, 255, 0);
  TFTscreen.setTextSize(2);
  TFTscreen.text(DisplayValueSWR, 40, 15);
}

void EraseDisplaySWR() {                                   // erase display SWR values
  TFTscreen.stroke(0, 20, 30);
  TFTscreen.setTextSize(2);
  TFTscreen.text(DisplayValueSWR, 40, 15);
}

void displayL() {                                         // display L values
