   attachInterrupt(digitalPinToInterrupt(re_pinB), pinB_isr, RISING);
   attachInterrupt(digitalPinToInterrupt(re_pinPush), pinPush_isr, CHANGE);
 
-  // look at RE button, if DOWN this function returns 'true'
-  return (PIND & 0x10);
+  // look at RE push button, if DOWN this function returns 'true'
+  return PIND & 0x10;
 }
 
 //----------------------------------------


  // show the main screen and continue in loop()
  show_main_screen();
}

//----------------------------------------

    lcd.print("DigitalVFO reset");
    lcd.setCursor(0, 1);
    lcd.print(" nothing saved");

    // wait until button NOT down
    while (PIND & 0x10)
      ;

    // after a small delay, continue
    delay(2000);
    lcd.clear();
    delay(1000);
