ahmed ismail
Published © CERN-OHL

Arduino Based Amazon Echo Using 1Sheeld

DIY Amazon Echo using Arduino that can control house lights, tell you the time, play music and even get the weather status right now.

IntermediateFull instructions provided3 hours33,669
Arduino Based Amazon Echo Using 1Sheeld

Things used in this project

Hardware components

Arduino 101 & Genuino 101
Arduino 101 & Genuino 101
×1
1Sheeld+ (iOS and Android shield for Arduino)
1Sheeld+ (iOS and Android shield for Arduino)
×1
Stick lamp
×1
RGB LED strip
×1
Relay board
×1
iPhone
Apple iPhone
×1
Breadboard (generic)
Breadboard (generic)
×1
USB-A to B Cable
USB-A to B Cable
×1
Jumper wires (generic)
Jumper wires (generic)
×30
General Purpose Transistor NPN
General Purpose Transistor NPN
×3

Software apps and online services

Arduino IDE
Arduino IDE
1Sheeld app

Hand tools and fabrication machines

Driller
PVC Pipe

Story

Read more

Schematics

Amazon Echo Schematic

Alexa schetch g8vtvfyf2r

Code

Amazon echo code

Arduino
/*
 
OPTIONAL:
To reduce the library compiled size and limit its memory usage, you
can specify which shields you want to include in your sketch by
defining CUSTOM_SETTINGS and the shields respective INCLUDE_ define. 

*/

#define CUSTOM_SETTINGS
#define INCLUDE_INTERNET_SHIELD
#define INCLUDE_VOICE_RECOGNIZER_SHIELD
#define INCLUDE_TEXT_TO_SPEECH_SHIELD
#define INCLUDE_MUSIC_PLAYER_SHIELD
#define INCLUDE_CLOCK_SHIELD


/* Include 1Sheeld library. */
#include <OneSheeld.h>

/* create an initial value for the millis counter. */
unsigned long previousMillis = 0;
/* create an intial state for calling alexa. */
bool state = 0;

/* Call an api that will return the weather status in cairo,egypt. */
HttpRequest request1("http://api.openweathermap.org/data/2.5/weather?q=Cairo,EG&appid=43d95b4cf5d0573e2dfe5186c160017a");

/* define the 3 transistors on pins 3,5 and 6. */
#define strip1 3
#define strip2 6
#define strip3 5
/* define the lamp on pin 13. */
int lamp = 13;

/* define the variable that will hold the hours and miniuts . */
int hour, minute;

/* Create 2 charachter arrys to catch the string you want from the sentence. */
char b[4];
char c[4];

/* define variables to hold the hour and miniuts in string. */
String strh, strm ;
/* define variable  to hold the day status am or pm. */
String noon;

/* Voice commands set by the user. */

const char mainCommand[] = "alexa";

const char weatherCommand[] = "how is the weather today";

const char playCommand[] = "play music";

const char clockCommand[] = "what time is it";

const char stopCommand[] = "stop";

const char lightonCommand[] = "turn on the lights";

const char lightoffCommand[] = "turn off the lights";



void setup() {
  /* Start Communication. */
  OneSheeld.begin();
/* set the led strips and the lamp to output. */
  pinMode(strip1,OUTPUT);
    pinMode(strip2,OUTPUT);
      pinMode(strip3,OUTPUT);
            pinMode(lamp,OUTPUT);

      

 /* Subscribe to success callback for the request. */
 request1.setOnSuccess(&onSuccess1);
 /* Subscribe to json value replies. */
  request1.getResponse().setOnJsonResponse(&onJsonReply1);
/* on a voice recogniced call the function "myfunction". */
  VoiceRecognition.setOnNewCommand(&myFunction);
}

void loop ()
{
  /* make a delay for 5 seconds using millis counter to keep the voice detection alive. */
  unsigned long currentMillis = millis();

  if (currentMillis - previousMillis >= 5000) {

    previousMillis = currentMillis;

    /* get the current time in your phone. */
     Clock.queryDateAndTime();
     /* start voice recognition. */
    VoiceRecognition.start();
  }
/* save the smartphone hour and minutes in variables. */
  hour = Clock.getHours();
  minute = Clock.getMinutes();
  
/* detect the time status if it am or pm. */
  if (hour > 12)
  { hour -= 12;
    noon = "P M";
  }
  else {
    noon = "A M";
  }


/* save the hour and minutes as string. */
  strh = String(hour);
  strm = String(minute);

/* save the string in a charchter array. */
  strh.toCharArray(b, 4);
  strm.toCharArray(c, 4);
}

/* This function will be invoked each time a new command is given. */
void myFunction (char *commandSpoken)
{
/* check if any one call alexa or not. */
  if (!strcmp(mainCommand, VoiceRecognition.getLastCommand()))
  {
    alexon();  
    MusicPlayer.setVolume(5);
    /* if yes make the state =1 . */
    state = 1;
  }
  /* check if you asked to play music after calling alexa. */
  if (!strcmp(playCommand, VoiceRecognition.getLastCommand()) && state == 1)
  {

    alexoff();
    MusicPlayer.play();
    delay(10000);
    MusicPlayer.stop();
    state = 0;
    }
/* check if you asked to get the weather status after calling alexa. */
   else if(!strcmp(weatherCommand,VoiceRecognition.getLastCommand())&& state == 1)
    {

     alexoff();
    Internet.performGet(request1);
    /* Wait for 5 seconds. */
    OneSheeld.delay(5000);
     state = 0;
    }
/* check if you asked for the time after calling alexa. */
  if(!strcmp(clockCommand,VoiceRecognition.getLastCommand()) && state == 1)
     {

      alexoff();
       /* 1Sheeld responds using text-to-speech. */
       TextToSpeech.say("time in cairo is");
       delay(1300);
       TextToSpeech.say(b);
        delay(600);
        TextToSpeech.say(c);
         delay(800);
         TextToSpeech.say(noon);
         delay(500);
          state = 0;
     }
/* check if you asked to turn the lamp on after calling alexa. */
  if (!strcmp(lightonCommand, VoiceRecognition.getLastCommand()) && state == 1)
  {
    alexoff();
    digitalWrite(lamp,HIGH);
    TextToSpeech.say("the lights turned on");
    delay(6000);
    state = 0;
  }
/* check if you asked to turn the lamp off after calling alexa. */
  else if (!strcmp(lightoffCommand, VoiceRecognition.getLastCommand()) && state == 1)
  {
    alexoff();
    digitalWrite(lamp,LOW);
    TextToSpeech.say("the lights turned off");
    delay(3000);
    state = 0;
  }
}

void onSuccess1(HttpResponse & response1)
{
  /* Using the response to query the Json chain till the required value. */
  /* i.e. Get the value of 'main' in the first object of the array 'weather' in the response. */
  /* Providing that the response is in JSON format. */
       response1["weather"][0]["main"].query();
delay(200);    
}

void onJsonReply1(JsonKeyChain & hell,char * output)
{
  if(hell == request1.getResponse()["weather"][0]["main"])
  {
   TextToSpeech.say("the weather today in cairo is");
  delay(2000);
  /* 1Sheeld responds using text-to-speech shield. */
  TextToSpeech.say(output);
    } 
}

void alexon(){
  /* Turn on the strips in order like the same oder of amazon echo. */
  digitalWrite(strip1,HIGH);
     delay(200);
      digitalWrite(strip2,HIGH);
       delay(200);
        digitalWrite(strip3,HIGH);
  }

 

  void alexoff(){

    /* Turn off the strips. */
    digitalWrite(strip1,LOW);
      digitalWrite(strip2,LOW);
        digitalWrite(strip3,LOW);
    }

Credits

ahmed ismail

ahmed ismail

2 projects • 54 followers
Maker

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