 }
 
 
-// ---- Bytes from TTY to USB
-
-void printTTY(const char *s) {
-  for(int i=0; i<strlen(s); s++) {
-    sendToTTY(s[i]);
-  }
-}
-
+// ---- Bytes from USB to TTY
 
 int processUSBByte(int b)
 {

  return c;
}

void sendToUSB(int c) {
  if (c>0) {
    Serial.write(c);
  }
}


bool parity(uint8_t v) {
  bool p = false;
  while (v) {
    p = !p;

}


// ---- Bytes from TTY to USB

int processTTYByte(int b) {
  int c = b;
