Md. Khairul Alam
Published © GPL3+

Home Automation and Monitoring (Powered by RSL10 and Alexa)

An RSL10 Sense DB based system that can monitor and control the temperature, humidity and light intensity by Smartphone app and Alexa.

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Home Automation and Monitoring (Powered by RSL10 and Alexa)

Things used in this project

Hardware components

RSL10-SENSE-GEVK
onsemi RSL10-SENSE-GEVK
×1
ESP8266 ESP-12E
Espressif ESP8266 ESP-12E
×1
Grove - 4-Channel SPDT Relay
Seeed Studio Grove - 4-Channel SPDT Relay
×1
Echo Dot
Amazon Alexa Echo Dot
×1
Seeed Studio Grove - Water Atomization
×1
Segger J-Link LITE Cortex-M debugger
×1

Software apps and online services

Atmosphere IoT Platform
Arduino IDE
Arduino IDE
AWS Lambda
Amazon Web Services AWS Lambda
AWS DynamoDB
Amazon Web Services AWS DynamoDB
AWS IAM
Amazon Web Services AWS IAM
Alexa Skills Kit
Amazon Alexa Alexa Skills Kit
MQTT
MQTT

Story

Read more

Schematics

Connection Diagram

Connection diagram between Node MCU and Relay Module

Android App

View of android application

Smartphone Dashboard

View of the smartphone app.

Atmosphere Dashboard

Cloud dashboard of the environmental data.

Code

Python Code for Lambda

Python
This code is developed for AWS Lambda Function. Paho MQTT library is required to run the code.
"""
This code is developed by MD. KHAIRUL ALAM
for a demo project made by RSL10 from ON Semiconductor
"""
 
from __future__ import print_function
import xml.etree.ElementTree as etree
from datetime import datetime as dt
import paho.mqtt.client as mqtt

import boto3
import io
import time

dynamodb = boto3.resource('dynamodb')
table = dynamodb.Table('onsemi')

def on_connect(client, userdata, flags, rc):
    print("connected")
    
def on_subscribe(client, obj, mid, granted_qos):
    print("subscribed")
    
client = mqtt.Client()
client.on_connect = on_connect
#client.on_message = on_message
client.on_subscribe = on_subscribe

client.connect("mqtt.eclipse.org", 1883, 60)

#def on_message(client, obj, msg):
#    received_message = str(msg.payload)
#    print(msg.topic + " " + str(msg.qos) + " " + received_message)

#client.username_pw_set("cnpemclt", "ccZRVtdCTqID")
#client.connect("mqtt.eclipse.org", "1883")

#client.connect("m12.cloudmqtt.com", 15708, 60)
# Start subscribe, with QoS level 0
#client.subscribe("test/door", 0)



def read_table_item(table_name, pk_name, pk_value):
    """
    Return item read by primary key.
    """
    table = dynamodb.Table(table_name)
    response = table.get_item(Key={pk_name: pk_value})
    
    if 'Item' in response:
        value = response['Item']['value']
        #print (value)
           
    return value
    

def lambda_handler(event, context):
    """ Route the incoming request based on type (LaunchRequest, IntentRequest,
    etc.) The JSON body of the request is provided in the event parameter.
    """
    #print("event.session.application.applicationId=" +
         # event['session']['application']['applicationId'])
 
    """
    Uncomment this if statement and populate with your skill's application ID to
    prevent someone else from configuring a skill that sends requests to this
    function.
    """
    # if (event['session']['application']['applicationId'] !=
    #         "amzn1.echo-sdk-ams.app.[unique-value-here]"):
    #     raise ValueError("Invalid Application ID")
 
    if event['session']['new']:
        on_session_started({'requestId': event['request']['requestId']},
                           event['session'])
 
    if event['request']['type'] == "LaunchRequest":
        return on_launch(event['request'], event['session'])
    elif event['request']['type'] == "IntentRequest":
        return on_intent(event['request'], event['session'])
    elif event['request']['type'] == "SessionEndedRequest":
        return on_session_ended(event['request'], event['session'])
 
 
def on_session_started(session_started_request, session):
    """ Called when the session starts """
 
    print("on_session_started requestId=" + session_started_request['requestId']
          + ", sessionId=" + session['sessionId'])
 
 
def on_launch(launch_request, session):
    """ Called when the user launches the skill without specifying what they
    want
    """
 
    print("on_launch requestId=" + launch_request['requestId'] +
          ", sessionId=" + session['sessionId'])
    # Dispatch to your skill's launch
    return get_welcome_response()
 
 
def on_intent(intent_request, session):
    """ Called when the user specifies an intent for this skill """
 
    print("on_intent requestId=" + intent_request['requestId'] +
          ", sessionId=" + session['sessionId'])
 
    intent = intent_request['intent']
    intent_name = intent_request['intent']['name']
 
    # Dispatch to your skill's intent handlers
    if intent_name == "TemperatureSensorIntent":
        return temperature_read(intent, session)
    elif intent_name == "HumiditySensorIntent":
        return humidity_read(intent, session)
    elif intent_name == "LightSensorIntent":
        return light_read(intent, session)
    elif intent_name == "LightRequiredIntent":
        return light_required(intent, session)
    elif intent_name == "PressureSensorIntent":
        return pressure_read(intent, session)
    elif intent_name == "AirqualitySensorIntent":
        return airquality_read(intent, session)
    elif intent_name == "AllSensorIntent":
        return all_sensor_read(intent, session)
    elif intent_name == "ControlLightIntent":
        return turn_on_light(intent, session)
    elif intent_name == "ControlLightOffIntent":
        return turn_off_light(intent, session)
    elif intent_name == "FanOnIntent":
        return turn_on_fan(intent, session)
    elif intent_name == "FanOffIntent":
        return turn_off_fan(intent, session)
    elif intent_name == "AMAZON.HelpIntent":
        return get_welcome_response()
    elif intent_name == "AMAZON.StopIntent" or intent_name == "AMAZON.CancelIntent":
        return session_end(intent, session)
    else:
        raise ValueError("Invalid intent")

 
def on_session_ended(session_ended_request, session):
    """ Called when the user ends the session.
 
    Is not called when the skill returns should_end_session=true
    """
    print("on_session_ended requestId=" + session_ended_request['requestId'] +
          ", sessionId=" + session['sessionId'])
    # add cleanup logic here
 
# --------------- Functions that control the skill's behavior ------------------
 
 
def get_welcome_response():
    """ If we wanted to initialize the session to have some attributes we could
    add those here
    """
 
    session_attributes = {}
    card_title = "Welcome"
    speech_output = "Welcome to the room app. " \
                    "I know your room temperature, humidity, light intensity, air quality, air pressure. " \
                    " You can ask me about any parameter."
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = "Please ask me like, " \
                    "What is the temperature?"
    should_end_session = False
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))

def temperature_read(intent, session):
    """ If we wanted to initialize the session to have some attributes we could
    add those here
    """
    result = read_table_item("onsemi", "serial", "temperature")
	#temperature = float("{0:.2f}".format(result))
    session_attributes = {}
    card_title = "Reading Temperature"
    speech_output = "The room temperature is {0:.2f} degree centigrade.".format(result)
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = False
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))
 
def humidity_read(intent, session):
    """ If we wanted to initialize the session to have some attributes we could
    add those here
    """
    result = read_table_item("onsemi", "serial", "humidity")
	#humidity = float("{0:.2f}".format(result))
    session_attributes = {}
    card_title = "Reading Humidity"
    speech_output = "The humidity is {0:.2f} percent.".format(result)
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = True
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))


def light_read(intent, session):
    """ If we wanted to initialize the session to have some attributes we could
    add those here
    """
    result = read_table_item("onsemi", "serial", "light")
	#temperature = float("{0:.2f}".format(result))
    session_attributes = {}
    card_title = "Reading Light"
    speech_output = "The light intensity in your room is %d Lumen per square meter." %(result)
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = True
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))
        
def pressure_read(intent, session):
    """ If we wanted to initialize the session to have some attributes we could
    add those here
    """
    result = read_table_item("onsemi", "serial", "pressure")
	#temperature = float("{0:.2f}".format(result))
    session_attributes = {}
    card_title = "Reading Pressure"
    speech_output = "The Atmospheric Pressure in your room is %d hectopascals." %(result)
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = True
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))
        
def light_required(intent, session):
    """ If we wanted to initialize the session to have some attributes we could
    add those here
    """
    #client.publish("walabot/robot/arm/...", "pick")
    #time.sleep(2)
    
    result = read_table_item("onsemi", "serial", "light")
	#temperature = float("{0:.2f}".format(result))
    session_attributes = {}
    card_title = "Calculating..."
    if result < 240:
        speech_output = "Your room illumination is not enough for reading. The recommended light level for reading is 250 to 300 lux, where you have only %d lux" %(result)
    elif result >250 and result <=400:
        speech_output = "Yes, your room illumination is good for reading and normal office work." 
    elif result >700:
        speech_output = "Your room illumination is more than enough."
    
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = False
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))
        
def turn_on_light(intent, session):
    """ mqtt message sent to turn on the light
    """
    client.publish("onsemi/light", "1ON")
    time.sleep(2)

    session_attributes = {}
    card_title = "Calculating..."
    
    speech_output = "Light is on."
    
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = True
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))
        
def turn_off_light(intent, session):
    """ mqtt message sent ot turn off the light
    """
    client.publish("onsemi/light", "2OFF")
    time.sleep(2)

    session_attributes = {}
    card_title = "Calculating..."
    
    speech_output = "Light is off."
    
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = True
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))
        
def turn_on_fan(intent, session):
    """ sent mqtt message for turning on the fan
    """
    client.publish("onsemi/light", "3ON")
    time.sleep(2)

    session_attributes = {}
    card_title = "Calculating..."
    
    speech_output = "Fan is on."
    
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = True
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))
        
def turn_off_fan(intent, session):
    """ sent mqtt message for turning off the fan
    """
    client.publish("onsemi/light", "4OFF")
    time.sleep(2)

    session_attributes = {}
    card_title = "Calculating..."
    
    speech_output = "Fan is off."
    
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = True
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))
        
        
def airquality_read(intent, session):
    """ If we wanted to initialize the session to have some attributes we could
    add those here
    """
    result = read_table_item("onsemi", "serial", "airquality")
	#temperature = float("{0:.2f}".format(result))
    session_attributes = {}
    card_title = "Reading TVOC"
    if result <= 50:
        speech_output = "Total Volatile Organic Compounds in your room air is %d Parts per billion. It seems good." %(result)
    elif result >50 and result <=150:
        speech_output = "Total Volatile Organic Compounds in your room air is %d Parts per billion. It seems air quality is not so good." %(result)
    elif result >150 and result <=250:
        speech_output = "Total Volatile Organic Compounds in your room air is %d Parts per billion and air is polluted." %(result)
    
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = True
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))
 
		
def all_sensor_read(intent, session):
    """ If we wanted to initialize the session to have some attributes we could
    add those here
    """
    result1 = read_table_item("onsemi", "serial", "temperature")
    result2 = read_table_item("onsemi", "serial", "humidity")
    result3 = read_table_item("onsemi", "serial", "light")
    result4 = read_table_item("onsemi", "serial", "pressure")
    result5 = read_table_item("onsemi", "serial", "airquality")
	#temperature = float("{0:.2f}".format(result))
    session_attributes = {}
    card_title = "Varifying room condition"
    speech_output1 = "Your room temperature is %.2f degree centigrade and humidity is %.2f percent." %(result1, result2)
    speech_output2 = " Ambiant light is %d lux. Atmospheric air pressure in your room is %d hectopascals and air quality is good." %(result3, result4)
    speech_output = speech_output1 + speech_output2
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = True
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))


def session_end(intent, session):
    """ If we wanted to initialize the session to have some attributes we could
    add those here
    """
    session_attributes = {}
    card_title = "End"
    speech_output = "Thank you for calling me. Have a nice day!"
    
    # If the user either does not reply to the welcome message or says something
    # that is not understood, they will be prompted again with this text.
    reprompt_text = ""
    should_end_session = True
    return build_response(session_attributes, build_speechlet_response(
        card_title, speech_output, reprompt_text, should_end_session))        
 
# --------------- Helpers that build all of the responses ----------------------
 
 
def build_speechlet_response(title, output, reprompt_text, should_end_session):
    return {
        'outputSpeech': {
            'type': 'PlainText',
            'text': output
        },
        'card': {
            'type': 'Simple',
            'title': title,
            'content': output
        },
        'reprompt': {
            'outputSpeech': {
                'type': 'PlainText',
                'text': reprompt_text
            }
        },
        'shouldEndSession': should_end_session
    }
 
 
def build_response(session_attributes, speechlet_response):
    return {
        'version': '1.0',
        'sessionAttributes': session_attributes,
        'response': speechlet_response
    }

Arduino code for Node MCU

Arduino
This code was develop for Node MCU on Arduino environment to receive MQTT message and control the load. Arduino PubSub client library is required for the compilation of the code.
/*
Developed by Md. Khairul Alam
Arduino PubSub Library is need to add.
Download from: https://github.com/knolleary/pubsubclient
*/

#include <ESP8266WiFi.h>
#include <PubSubClient.h>

// Update these with values suitable for your network.

const char* ssid = "..............";
const char* password = "...........";
const char* mqtt_server = "mqtt.eclipse.org";

int light = 0; 
int fan = 2;

WiFiClient espClient;
PubSubClient client(espClient);
long lastMsg = 0;
char msg[50];
int value = 0;

void setup_wifi() {

  delay(10);
  // We start by connecting to a WiFi network
  Serial.println();
  Serial.print("Connecting to ");
  Serial.println(ssid);

  WiFi.begin(ssid, password);

  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }

  randomSeed(micros());

  Serial.println("");
  Serial.println("WiFi connected");
  Serial.println("IP address: ");
  Serial.println(WiFi.localIP());
}

void callback(char* topic, byte* payload, unsigned int length) {
  Serial.print("Message arrived [");
  Serial.print(topic);
  Serial.print("] ");
  for (int i = 0; i < length; i++) {
    Serial.print((char)payload[i]);
  }
  Serial.println();

  // Switch on the LED if an 1 was received as first character
  if ((char)payload[0] == '1') {
    digitalWrite(light, HIGH);   // Turn the LED on (Note that LOW is the voltage level
    Serial.print("Light on");
    // but actually the LED is on; this is because
    // it is active low on the ESP-01)
  }
  else if ((char)payload[0] == '2') {
    digitalWrite(light, LOW);   // Turn the LED on (Note that LOW is the voltage level
    Serial.print("Light off");
    // but actually the LED is on; this is because
    // it is active low on the ESP-01)
  }
  else if ((char)payload[0] == '3') {
    digitalWrite(fan, HIGH);   // Turn the LED on (Note that LOW is the voltage level
    Serial.print("Fan on");
    // but actually the LED is on; this is because
    // it is active low on the ESP-01)
  }
  else if ((char)payload[0] == '4') {
    digitalWrite(fan, LOW);   // Turn the LED on (Note that LOW is the voltage level
    Serial.print("Fan off");
    // but actually the LED is on; this is because
    // it is active low on the ESP-01)
  }

}

void reconnect() {
  // Loop until we're reconnected
  while (!client.connected()) {
    Serial.print("Attempting MQTT connection...");
    // Create a random client ID
    String clientId = "ESP8266Client-";
    clientId += String(random(0xffff), HEX);
    // Attempt to connect
    if (client.connect(clientId.c_str())) {
      Serial.println("connected");
      // Once connected, publish an announcement...
      client.publish("outTopic", "hello world");
      // ... and resubscribe
      client.subscribe("onsemi/light");
    } else {
      Serial.print("failed, rc=");
      Serial.print(client.state());
      Serial.println(" try again in 5 seconds");
      // Wait 5 seconds before retrying
      delay(5000);
    }
  }
}

void setup() {
  pinMode(light, OUTPUT);     // Initialize the BUILTIN_LED pin as an output
  pinMode(fan, OUTPUT);     // Initialize the BUILTIN_LED pin as an output
  Serial.begin(115200);
  setup_wifi();
  client.setServer(mqtt_server, 1883);
  client.setCallback(callback);
}

void loop() {

  if (!client.connected()) {
    reconnect();
  }
  client.loop();
}

Device Firmware

C/C++
Source code was developed in Atmosphere environment for RSL10 development board
#include "callbacks.h"

//HEADER START

//HEADER END

void ATMO_Setup() {

}


ATMO_Status_t Interval_trigger(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t Interval_setup(ATMO_Value_t *in, ATMO_Value_t *out) {

	ATMO_INTERVAL_Handle_t intervalHandle;
    ATMO_INTERVAL_AddAbilityInterval(
		ATMO_PROPERTY(Interval, instance), 
		ATMO_ABILITY(Interval, interval), 
		ATMO_PROPERTY(Interval, time), 
		&intervalHandle
	);
	
	return ATMO_Status_Success;
	
}


ATMO_Status_t Interval_interval(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t BME680_trigger(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t BME680_setup(ATMO_Value_t *in, ATMO_Value_t *out) {
BME680_Config_t config;
config.i2cInstance = ATMO_PROPERTY(BME680, i2cInstance );

if ( !BME680_Init( &config ) )
{
	return ATMO_Status_Fail;
}

return ATMO_Status_Success;
}


ATMO_Status_t BME680_readTemperature(ATMO_Value_t *in, ATMO_Value_t *out) {
float temperature = 0.0;

if ( BME680_GetTempData( &temperature ) != BME680_Status_Success )
{
	return ATMO_Status_Fail;
}

ATMO_CreateValueFloat( out, temperature );

return ATMO_Status_Success;
}


ATMO_Status_t BME680_readHumidity(ATMO_Value_t *in, ATMO_Value_t *out) {
float humidity = 0.0;

if ( BME680_GetHumidity( &humidity ) != BME680_Status_Success )
{
	return ATMO_Status_Fail;
}

ATMO_CreateValueFloat( out, humidity );

return ATMO_Status_Success;
}


ATMO_Status_t BME680_readPressure(ATMO_Value_t *in, ATMO_Value_t *out) {
float pressure = 0.0;

if ( BME680_GetPressure( &pressure ) != BME680_Status_Success )
{
	return ATMO_Status_Fail;
}

ATMO_CreateValueFloat( out, pressure );

return ATMO_Status_Success;
}


ATMO_Status_t Temperature_trigger(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t Temperature_setup(ATMO_Value_t *in, ATMO_Value_t *out) {

	ATMO_BLE_GATTSAddService(
		ATMO_PROPERTY(Temperature, instance),
		&ATMO_VARIABLE(Temperature, bleServiceHandle), 
		ATMO_PROPERTY(Temperature, bleServiceUuid));
	
	uint8_t property = 0;
	uint8_t permission = 0;
	
	property |= ATMO_PROPERTY(Temperature, read) ? ATMO_BLE_Property_Read : 0;
	property |= ATMO_PROPERTY(Temperature, write) ? ATMO_BLE_Property_Write : 0;
	property |= ATMO_PROPERTY(Temperature, notify) ? ATMO_BLE_Property_Notify : 0;

	permission |= ATMO_PROPERTY(Temperature, read) ? ATMO_BLE_Permission_Read : 0;
	permission |= ATMO_PROPERTY(Temperature, write) ? ATMO_BLE_Permission_Write : 0;

	ATMO_DATATYPE types[3] = {ATMO_PROPERTY(Temperature, writeDataType), ATMO_PROPERTY(Temperature, readDataType), ATMO_PROPERTY(Temperature, notifyDataType)};
	
	ATMO_BLE_GATTSAddCharacteristic(
		ATMO_PROPERTY(Temperature, instance),
		&ATMO_VARIABLE(Temperature, bleCharacteristicHandle), 
		ATMO_VARIABLE(Temperature, bleServiceHandle), 
		ATMO_PROPERTY(Temperature, bleCharacteristicUuid), 
		property, permission, ATMO_GetMaxValueSize(3, 64, types));
	
	ATMO_BLE_GATTSRegisterCharacteristicAbilityHandle(
		ATMO_PROPERTY(Temperature, instance),
		ATMO_VARIABLE(Temperature, bleCharacteristicHandle), 
		ATMO_BLE_Characteristic_Written, 
		ATMO_ABILITY(Temperature, written));
	
	return ATMO_Status_Success;
	
}


ATMO_Status_t Temperature_setValue(ATMO_Value_t *in, ATMO_Value_t *out) {

	
	// Convert to the desired write data type
	ATMO_Value_t convertedValue;
	ATMO_InitValue(&convertedValue);
	ATMO_CreateValueConverted(&convertedValue, ATMO_PROPERTY(Temperature, readDataType), in);

	ATMO_BLE_GATTSSetCharacteristic(
		ATMO_PROPERTY(Temperature, instance),
		ATMO_VARIABLE(Temperature, bleCharacteristicHandle),
		convertedValue.size, 
		(uint8_t *)convertedValue.data,
		NULL);
	
	ATMO_FreeValue(&convertedValue);
		
	return ATMO_Status_Success;
	
}


ATMO_Status_t Temperature_written(ATMO_Value_t *in, ATMO_Value_t *out) {

	ATMO_CreateValueConverted(out, ATMO_PROPERTY(Temperature, writeDataType), in);
	return ATMO_Status_Success;
	
}


ATMO_Status_t Temperature_subscibed(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t Temperature_unsubscribed(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t Humidity_trigger(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t Humidity_setup(ATMO_Value_t *in, ATMO_Value_t *out) {

	ATMO_BLE_GATTSAddService(
		ATMO_PROPERTY(Humidity, instance),
		&ATMO_VARIABLE(Humidity, bleServiceHandle), 
		ATMO_PROPERTY(Humidity, bleServiceUuid));
	
	uint8_t property = 0;
	uint8_t permission = 0;
	
	property |= ATMO_PROPERTY(Humidity, read) ? ATMO_BLE_Property_Read : 0;
	property |= ATMO_PROPERTY(Humidity, write) ? ATMO_BLE_Property_Write : 0;
	property |= ATMO_PROPERTY(Humidity, notify) ? ATMO_BLE_Property_Notify : 0;

	permission |= ATMO_PROPERTY(Humidity, read) ? ATMO_BLE_Permission_Read : 0;
	permission |= ATMO_PROPERTY(Humidity, write) ? ATMO_BLE_Permission_Write : 0;

	ATMO_DATATYPE types[3] = {ATMO_PROPERTY(Humidity, writeDataType), ATMO_PROPERTY(Humidity, readDataType), ATMO_PROPERTY(Humidity, notifyDataType)};
	
	ATMO_BLE_GATTSAddCharacteristic(
		ATMO_PROPERTY(Humidity, instance),
		&ATMO_VARIABLE(Humidity, bleCharacteristicHandle), 
		ATMO_VARIABLE(Humidity, bleServiceHandle), 
		ATMO_PROPERTY(Humidity, bleCharacteristicUuid), 
		property, permission, ATMO_GetMaxValueSize(3, 64, types));
	
	ATMO_BLE_GATTSRegisterCharacteristicAbilityHandle(
		ATMO_PROPERTY(Humidity, instance),
		ATMO_VARIABLE(Humidity, bleCharacteristicHandle), 
		ATMO_BLE_Characteristic_Written, 
		ATMO_ABILITY(Humidity, written));
	
	return ATMO_Status_Success;
	
}


ATMO_Status_t Humidity_setValue(ATMO_Value_t *in, ATMO_Value_t *out) {

	
	// Convert to the desired write data type
	ATMO_Value_t convertedValue;
	ATMO_InitValue(&convertedValue);
	ATMO_CreateValueConverted(&convertedValue, ATMO_PROPERTY(Humidity, readDataType), in);

	ATMO_BLE_GATTSSetCharacteristic(
		ATMO_PROPERTY(Humidity, instance),
		ATMO_VARIABLE(Humidity, bleCharacteristicHandle),
		convertedValue.size, 
		(uint8_t *)convertedValue.data,
		NULL);
	
	ATMO_FreeValue(&convertedValue);
		
	return ATMO_Status_Success;
	
}


ATMO_Status_t Humidity_written(ATMO_Value_t *in, ATMO_Value_t *out) {

	ATMO_CreateValueConverted(out, ATMO_PROPERTY(Humidity, writeDataType), in);
	return ATMO_Status_Success;
	
}


ATMO_Status_t Humidity_subscibed(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t Humidity_unsubscribed(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t Pressure_trigger(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t Pressure_setup(ATMO_Value_t *in, ATMO_Value_t *out) {

	ATMO_BLE_GATTSAddService(
		ATMO_PROPERTY(Pressure, instance),
		&ATMO_VARIABLE(Pressure, bleServiceHandle), 
		ATMO_PROPERTY(Pressure, bleServiceUuid));
	
	uint8_t property = 0;
	uint8_t permission = 0;
	
	property |= ATMO_PROPERTY(Pressure, read) ? ATMO_BLE_Property_Read : 0;
	property |= ATMO_PROPERTY(Pressure, write) ? ATMO_BLE_Property_Write : 0;
	property |= ATMO_PROPERTY(Pressure, notify) ? ATMO_BLE_Property_Notify : 0;

	permission |= ATMO_PROPERTY(Pressure, read) ? ATMO_BLE_Permission_Read : 0;
	permission |= ATMO_PROPERTY(Pressure, write) ? ATMO_BLE_Permission_Write : 0;

	ATMO_DATATYPE types[3] = {ATMO_PROPERTY(Pressure, writeDataType), ATMO_PROPERTY(Pressure, readDataType), ATMO_PROPERTY(Pressure, notifyDataType)};
	
	ATMO_BLE_GATTSAddCharacteristic(
		ATMO_PROPERTY(Pressure, instance),
		&ATMO_VARIABLE(Pressure, bleCharacteristicHandle), 
		ATMO_VARIABLE(Pressure, bleServiceHandle), 
		ATMO_PROPERTY(Pressure, bleCharacteristicUuid), 
		property, permission, ATMO_GetMaxValueSize(3, 64, types));
	
	ATMO_BLE_GATTSRegisterCharacteristicAbilityHandle(
		ATMO_PROPERTY(Pressure, instance),
		ATMO_VARIABLE(Pressure, bleCharacteristicHandle), 
		ATMO_BLE_Characteristic_Written, 
		ATMO_ABILITY(Pressure, written));
	
	return ATMO_Status_Success;
	
}


ATMO_Status_t Pressure_setValue(ATMO_Value_t *in, ATMO_Value_t *out) {

	
	// Convert to the desired write data type
	ATMO_Value_t convertedValue;
	ATMO_InitValue(&convertedValue);
	ATMO_CreateValueConverted(&convertedValue, ATMO_PROPERTY(Pressure, readDataType), in);

	ATMO_BLE_GATTSSetCharacteristic(
		ATMO_PROPERTY(Pressure, instance),
		ATMO_VARIABLE(Pressure, bleCharacteristicHandle),
		convertedValue.size, 
		(uint8_t *)convertedValue.data,
		NULL);
	
	ATMO_FreeValue(&convertedValue);
		
	return ATMO_Status_Success;
	
}


ATMO_Status_t Pressure_written(ATMO_Value_t *in, ATMO_Value_t *out) {

	ATMO_CreateValueConverted(out, ATMO_PROPERTY(Pressure, writeDataType), in);
	return ATMO_Status_Success;
	
}


ATMO_Status_t Pressure_subscibed(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t Pressure_unsubscribed(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t NOA1305AmbientLight_trigger(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t NOA1305AmbientLight_setup(ATMO_Value_t *in, ATMO_Value_t *out) {
    if(!NOA1305_Init(ATMO_PROPERTY(NOA1305AmbientLight, i2cInstance)))
    {
        return ATMO_Status_Fail;
    }

    return ATMO_Status_Success;
}


ATMO_Status_t NOA1305AmbientLight_readAmbientLight(ATMO_Value_t *in, ATMO_Value_t *out) {
    uint32_t ambientLightLux = 0;
    if(!NOA1305_GetAmbientLight(&ambientLightLux))
    {
        return ATMO_Status_Fail;
    }
    ATMO_CreateValueUnsignedInt(out, ambientLightLux);
    return ATMO_Status_Success;
}


ATMO_Status_t light_trigger(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t light_setup(ATMO_Value_t *in, ATMO_Value_t *out) {

	ATMO_BLE_GATTSAddService(
		ATMO_PROPERTY(light, instance),
		&ATMO_VARIABLE(light, bleServiceHandle), 
		ATMO_PROPERTY(light, bleServiceUuid));
	
	uint8_t property = 0;
	uint8_t permission = 0;
	
	property |= ATMO_PROPERTY(light, read) ? ATMO_BLE_Property_Read : 0;
	property |= ATMO_PROPERTY(light, write) ? ATMO_BLE_Property_Write : 0;
	property |= ATMO_PROPERTY(light, notify) ? ATMO_BLE_Property_Notify : 0;

	permission |= ATMO_PROPERTY(light, read) ? ATMO_BLE_Permission_Read : 0;
	permission |= ATMO_PROPERTY(light, write) ? ATMO_BLE_Permission_Write : 0;

	ATMO_DATATYPE types[3] = {ATMO_PROPERTY(light, writeDataType), ATMO_PROPERTY(light, readDataType), ATMO_PROPERTY(light, notifyDataType)};
	
	ATMO_BLE_GATTSAddCharacteristic(
		ATMO_PROPERTY(light, instance),
		&ATMO_VARIABLE(light, bleCharacteristicHandle), 
		ATMO_VARIABLE(light, bleServiceHandle), 
		ATMO_PROPERTY(light, bleCharacteristicUuid), 
		property, permission, ATMO_GetMaxValueSize(3, 64, types));
	
	ATMO_BLE_GATTSRegisterCharacteristicAbilityHandle(
		ATMO_PROPERTY(light, instance),
		ATMO_VARIABLE(light, bleCharacteristicHandle), 
		ATMO_BLE_Characteristic_Written, 
		ATMO_ABILITY(light, written));
	
	return ATMO_Status_Success;
	
}


ATMO_Status_t light_setValue(ATMO_Value_t *in, ATMO_Value_t *out) {

	
	// Convert to the desired write data type
	ATMO_Value_t convertedValue;
	ATMO_InitValue(&convertedValue);
	ATMO_CreateValueConverted(&convertedValue, ATMO_PROPERTY(light, readDataType), in);

	ATMO_BLE_GATTSSetCharacteristic(
		ATMO_PROPERTY(light, instance),
		ATMO_VARIABLE(light, bleCharacteristicHandle),
		convertedValue.size, 
		(uint8_t *)convertedValue.data,
		NULL);
	
	ATMO_FreeValue(&convertedValue);
		
	return ATMO_Status_Success;
	
}


ATMO_Status_t light_written(ATMO_Value_t *in, ATMO_Value_t *out) {

	ATMO_CreateValueConverted(out, ATMO_PROPERTY(light, writeDataType), in);
	return ATMO_Status_Success;
	
}


ATMO_Status_t light_subscibed(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t light_unsubscribed(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_trigger(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_setup(ATMO_Value_t *in, ATMO_Value_t *out) {
    BHI160_Config_t config;
    config.i2cInstance = ATMO_PROPERTY(EmbeddedBHI160, i2cInstance);
    config.gpioInstance = ATMO_PROPERTY(EmbeddedBHI160, gpioInstance);
    config.intPin = ATMO_PROPERTY(EmbeddedBHI160, intPin);

    if(!BHI160_Init(&config))
    {
        return ATMO_Status_Fail;
    }
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_xAcceleration(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(&data, NULL, NULL);
    ATMO_CreateValueFloat(out, data.x);
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_yAcceleration(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(&data, NULL, NULL);
    ATMO_CreateValueFloat(out, data.y);
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_zAcceleration(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(&data, NULL, NULL);
    ATMO_CreateValueFloat(out, data.z);
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_acceleration(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(&data, NULL, NULL);
    ATMO_CreateValue3dVectorFloat(out, &data);
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_angularRate(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(NULL, &data, NULL);
    ATMO_CreateValue3dVectorFloat(out, &data);
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_xAngularRate(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(NULL, &data, NULL);
    ATMO_CreateValueFloat(out, data.x);
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_yAngularRate(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(NULL, &data, NULL);
    ATMO_CreateValueFloat(out, data.y);
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_zAngularRate(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(NULL, &data, NULL);
    ATMO_CreateValueFloat(out, data.z);
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_orientation(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(NULL, NULL, &data);
    ATMO_CreateValue3dVectorFloat(out, &data);
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_xOrientation(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(NULL, NULL, &data);
    ATMO_CreateValueFloat(out, data.x);
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_yOrientation(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(NULL, NULL, &data);
    ATMO_CreateValueFloat(out, data.y);
    return ATMO_Status_Success;
}


ATMO_Status_t EmbeddedBHI160_zOrientation(ATMO_Value_t *in, ATMO_Value_t *out) {
    ATMO_3dFloatVector_t data;
    BHI160_GetData(NULL, NULL, &data);
    ATMO_CreateValueFloat(out, data.z);
    return ATMO_Status_Success;
}


ATMO_Status_t acceleration_trigger(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t acceleration_setup(ATMO_Value_t *in, ATMO_Value_t *out) {

	ATMO_BLE_GATTSAddService(
		ATMO_PROPERTY(acceleration, instance),
		&ATMO_VARIABLE(acceleration, bleServiceHandle), 
		ATMO_PROPERTY(acceleration, bleServiceUuid));
	
	uint8_t property = 0;
	uint8_t permission = 0;
	
	property |= ATMO_PROPERTY(acceleration, read) ? ATMO_BLE_Property_Read : 0;
	property |= ATMO_PROPERTY(acceleration, write) ? ATMO_BLE_Property_Write : 0;
	property |= ATMO_PROPERTY(acceleration, notify) ? ATMO_BLE_Property_Notify : 0;

	permission |= ATMO_PROPERTY(acceleration, read) ? ATMO_BLE_Permission_Read : 0;
	permission |= ATMO_PROPERTY(acceleration, write) ? ATMO_BLE_Permission_Write : 0;

	ATMO_DATATYPE types[3] = {ATMO_PROPERTY(acceleration, writeDataType), ATMO_PROPERTY(acceleration, readDataType), ATMO_PROPERTY(acceleration, notifyDataType)};
	
	ATMO_BLE_GATTSAddCharacteristic(
		ATMO_PROPERTY(acceleration, instance),
		&ATMO_VARIABLE(acceleration, bleCharacteristicHandle), 
		ATMO_VARIABLE(acceleration, bleServiceHandle), 
		ATMO_PROPERTY(acceleration, bleCharacteristicUuid), 
		property, permission, ATMO_GetMaxValueSize(3, 64, types));
	
	ATMO_BLE_GATTSRegisterCharacteristicAbilityHandle(
		ATMO_PROPERTY(acceleration, instance),
		ATMO_VARIABLE(acceleration, bleCharacteristicHandle), 
		ATMO_BLE_Characteristic_Written, 
		ATMO_ABILITY(acceleration, written));
	
	return ATMO_Status_Success;
	
}


ATMO_Status_t acceleration_setValue(ATMO_Value_t *in, ATMO_Value_t *out) {

	
	// Convert to the desired write data type
	ATMO_Value_t convertedValue;
	ATMO_InitValue(&convertedValue);
	ATMO_CreateValueConverted(&convertedValue, ATMO_PROPERTY(acceleration, readDataType), in);

	ATMO_BLE_GATTSSetCharacteristic(
		ATMO_PROPERTY(acceleration, instance),
		ATMO_VARIABLE(acceleration, bleCharacteristicHandle),
		convertedValue.size, 
		(uint8_t *)convertedValue.data,
		NULL);
	
	ATMO_FreeValue(&convertedValue);
		
	return ATMO_Status_Success;
	
}


ATMO_Status_t acceleration_written(ATMO_Value_t *in, ATMO_Value_t *out) {

	ATMO_CreateValueConverted(out, ATMO_PROPERTY(acceleration, writeDataType), in);
	return ATMO_Status_Success;
	
}


ATMO_Status_t acceleration_subscibed(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}


ATMO_Status_t acceleration_unsubscribed(ATMO_Value_t *in, ATMO_Value_t *out) {
	return ATMO_Status_Success;
}

//FOOTER START

//FOOTER END

Code for Alexa Skill

JSON
This is a JSON file for Alexa Skill.
{
    "interactionModel": {
        "languageModel": {
            "invocationName": "room master",
            "intents": [
                {
                    "name": "AMAZON.FallbackIntent",
                    "samples": []
                },
                {
                    "name": "AMAZON.CancelIntent",
                    "samples": []
                },
                {
                    "name": "AMAZON.HelpIntent",
                    "samples": []
                },
                {
                    "name": "AMAZON.StopIntent",
                    "samples": []
                },
                {
                    "name": "AMAZON.NavigateHomeIntent",
                    "samples": []
                },
                {
                    "name": "TemperatureSensorIntent",
                    "slots": [],
                    "samples": [
                        "amount of temperature",
                        "value of temperature",
                        "room temperature condition",
                        "about temperature",
                        "tell temperature",
                        "how much cold my room is",
                        "how much hot my room is",
                        "Tell the temperature",
                        "What is the room temperature",
                        "What is the temperature"
                    ]
                },
                {
                    "name": "HumiditySensorIntent",
                    "slots": [],
                    "samples": [
                        "value of humidity",
                        "humidity percentage",
                        "percentage of humidity",
                        "amount of humidity",
                        "humidity amount",
                        "humidity situation",
                        "room humidity",
                        "about my room humidity",
                        "what about humidity",
                        "What is the room humidity",
                        "What is the humidity"
                    ]
                },
                {
                    "name": "LightSensorIntent",
                    "slots": [],
                    "samples": [
                        "what is the light intensity in my room",
                        "what is the light intensity of my room",
                        "what is the room light intensity",
                        "about the light intensity",
                        "about the light amount",
                        "what is the light amount",
                        "What is the light intensity"
                    ]
                },
                {
                    "name": "PressureSensorIntent",
                    "slots": [],
                    "samples": [
                        "value of air pressure",
                        "amount of air pressure",
                        "value of atmospheric pressure",
                        "amount of atmospheric pressure",
                        "what is the atmospheric pressure",
                        "how abou air pressure",
                        "What is the air pressure"
                    ]
                },
                {
                    "name": "AirqualitySensorIntent",
                    "slots": [],
                    "samples": [
                        "waht is the room air quality",
                        "what about room air quality",
                        "about room air quality",
                        "air is good or not",
                        "is the air is good",
                        "what is the air purity",
                        "about air quality",
                        "What is the air quality"
                    ]
                },
                {
                    "name": "AllSensorIntent",
                    "slots": [],
                    "samples": [
                        "about environmental condition of my room",
                        "about environmental parameters of my room",
                        "about room situation",
                        "about room environmrnt",
                        "What about room environment"
                    ]
                },
                {
                    "name": "LightRequiredIntent",
                    "slots": [],
                    "samples": [
                        "is it ok to read in this illumination",
                        "is it ok to read in this light",
                        "is the light is enough to read",
                        "is the light is ok to read",
                        "is it ok to read",
                        "is the light is enough for reading",
                        "Is my illumination is enough for reading",
                        "Is the illumination is enough for reading",
                        "Is illumination is enough for reading",
                        "Is my room light is enough for reading",
                        "Is my room illumination is enough for reading"
                    ]
                },
                {
                    "name": "ControlLightIntent",
                    "slots": [],
                    "samples": [
                        "adjust the light for my work",
                        "I will work",
                        "I want to work",
                        "I want to write",
                        "I want to read",
                        "light on",
                        "on light",
                        "on the light",
                        "turn on the light"
                    ]
                },
                {
                    "name": "ControlLightOffIntent",
                    "slots": [],
                    "samples": [
                        "I want to sleep",
                        "light off",
                        "off light",
                        "turn light off",
                        "turn off the light",
                        "off the light"
                    ]
                },
                {
                    "name": "FanOnIntent",
                    "slots": [],
                    "samples": [
                        "it is hot",
                        "reduce temperature",
                        "i am feeling hot",
                        "decrease temperature",
                        "i think it is hot",
                        "on fan",
                        "on the fan",
                        "turn on the fan"
                    ]
                },
                {
                    "name": "FanOffIntent",
                    "slots": [],
                    "samples": [
                        "make room hot",
                        "off fan",
                        "turn off the fan",
                        "turn off fan",
                        "increase temperature"
                    ]
                }
            ],
            "types": []
        }
    }
}

Credits

Md. Khairul Alam

Md. Khairul Alam

64 projects • 569 followers
Developer, Maker & Hardware Hacker. Currently working as a faculty at the University of Asia Pacific, Dhaka, Bangladesh.

Comments

Awards
Best Overall Design
Transform Your Thinking
Related channels and tags
  • Amazon Alexa
  • Amazon Web Services
  • Espressif
  • Home Automation
  • Internet of Things
  • MQTT
  • onsemi
  • Seeed Studio