/*
  Forum: https://forum.arduino.cc/t/ovilus-adafruid-projekt-auf-einen-arduino-ubertragen/1431743/28
  Wokwi: https://wokwi.com/projects/457945779499140097

  Test der Library https://github.com/jscrane/TTS
  
  Damit etwas "Hörbares" herauskommt, muss in diagram.json das Attribut "mode": "accurate" beim 
  buzzer ergänzt werden.

  Die Qualität ist in der Simulation beschränkt durch die Grenzen der Online-Simulation und das fehlende RC-Filter

  ec2021

*/

/**
 * Text To Speech synthesis library
 * Copyright (c) 2008 Clive Webster.  All rights reserved.
 *
 * Nov. 29th 2009 - Modified to work with Arduino by Gabriel Petrut:
 * The Text To Speech library uses Timer1 to generate the PWM
 * output on digital pin 10. The output signal needs to be fed
 * to an RC filter then through an amplifier to the speaker.
 * http://www.tehnorama.ro/minieric-modulul-de-control-si-sinteza-vocala/
 *
 * Modified to allow use of different PWM pins by Stephen Crane.
 */

#include "TTS.h"

// Media pins
#define PWM 10

TTS text2speech(PWM);  // default is digital pin 10

void setup() { 
  pinMode(LED_BUILTIN, OUTPUT); 
}

void loop() {
  digitalWrite(LED_BUILTIN, !digitalRead(LED_BUILTIN));

  text2speech.setPitch(7);
  text2speech.sayText("Hello  master! How are you doin?");
  delay(500); 

  text2speech.setPitch(1);
  text2speech.sayText("I am fine, thankyou."); 

  delay(1000);
}