 }  
 
 void loop() {
-#if defined(__AVR_ATtiny84__) || not defined(__AVR_ATtiny44__)
-  if (tty.available())
-    handleInput(tty.read());
+#if defined(__AVR_ATtiny84__) || defined(__AVR_ATtiny44__)    
+  if (InChar.available())
+    handleInput(InChar.read());
 #else
   if (Serial.available())
     handleInput(Serial.read());


#endif 

#if not defined(__AVR_ATtiny84__) || not defined(__AVR_ATtiny44__)
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

const char helpText1[] PROGMEM = 

  "  12,34 w                          - wipe entire flash memory" "\n"
;
#endif
#if defined(__AVR_ATtiny84__) || defined(__AVR_ATtiny44__)
#else
static void showString (PGM_P s) {
  for (;;) {
    char c = pgm_read_byte(s++);
