英特尔爱迪生 使用英特尔物联网分析云：设备管理

//LCD 
#include <Wire.h>
#include <LCD.h>
#include <LiquidCrystal_I2C.h>
#define LCD_I2C_ADDR    0x20 // Define I2C Address where the PCF8574T is
#define BACKLIGHT     7
#define LCD_EN  4
#define LCD_RW  5
#define LCD_RS  6
#define LCD_D4  0
#define LCD_D5  1
#define LCD_D6  2
#define LCD_D7  3
LiquidCrystal_I2C       lcd(LCD_I2C_ADDR,LCD_EN,LCD_RW,LCD_RS,LCD_D4,LCD_D5,LCD_D6,LCD_D7);
//BMP085 Barometric Pressure & Temp Sensor
#include <Wire.h>
#include <Adafruit_BMP085.h>
Adafruit_BMP085 bmp;

//for Intel Cloud
#include <IoTkit.h>    // include IoTkit.h to use the Intel IoT Kit
#include <Ethernet.h>  // must be included to use IoTkit
// create an object of the IoTkit class
IoTkit iotkit;
float temperature1;
int pressure1;
int moisturevalue1;
bool led1,relay1;

void setup() {  
  iotkit.begin();
  Serial.begin(9600);
  bmp.begin();
  //init LCD
  lcd.begin (20,4);
  lcd.setBacklightPin(BACKLIGHT,NEGATIVE); // init the backlight
  lcd.setBacklight(HIGH); // Backlight on
  lcd.home ();                  // go home
  lcd.setCursor ( 0, 0 );        
  lcd.print("Edison. Habrahabr");
  //Current state Actiator
  //LED  DFRobot  
  pinMode(8, OUTPUT);
  digitalWrite(8, !false);
  pinMode(9, OUTPUT);
  digitalWrite(9, false);
  //Send state Actiator
  iotkit.send("led1", 0);
  iotkit.send("relay1", 0);
}

void loop() {
  lcd.setCursor ( 0, 1 );  
  lcd.print("Tempera. = ");
  lcd.print(bmp.readTemperature());
  lcd.print(" *C");
  //
  lcd.setCursor ( 0, 2 );        
  lcd.print("Pressure = ");
  lcd.print(bmp.readPressure());
  lcd.print(" Pa");
  //
  lcd.setCursor ( 0, 3 );        
  lcd.print("Moisture Value = ");
  lcd.print(analogRead(0));
  //read
  temperature1=bmp.readTemperature();
  pressure1=bmp.readPressure();
  moisturevalue1=analogRead(0);
  //Console and Send to Intel Cloud
  Serial.println("Sensors");
  Serial.print("temperature1=");
  Serial.println(temperature1);
  iotkit.send("temperature1", temperature1);
  delay(2000); 
  Serial.print("pressure1=");
  Serial.println(pressure1);
  iotkit.send("pressure1", pressure1);
  delay(2000); 
  Serial.print("moisturevalue1=");
  Serial.println(moisturevalue1);
  moisturevalue1=20;
  iotkit.send("moisturevalue1", moisturevalue1);
  //Get command for Actiator
  iotkit.receive(callback);
  //
  delay(1000);               // wait for a second
}

void callback(char* json) {
  Serial.println(json);
  aJsonObject* parsed = aJson.parse(json);
  if (&parsed == NULL) {
    // invalid or empty JSON
    Serial.println("recieved invalid JSON");
    return;
  }   
  aJsonObject* component = aJson.getObjectItem(parsed, "component");
  aJsonObject* command = aJson.getObjectItem(parsed, "command"); 
  aJsonObject* argv = aJson.getObjectItem(parsed, "argv");
  aJsonObject* argvArray = argv->child;
  aJsonObject* name = argvArray->child; // name : on
  aJsonObject* value = name->next; // value: 1/0
  //LED
  if ((component != NULL)) {
    if (strcmp(component->valuestring, "led1") == 0) {
      if ((command != NULL)) {
        if (strcmp(command->valuestring, "LED.v1.0") == 0 && strcmp(value->valuestring, "0") == 0) {
          Serial.println("Light Off!");
          digitalWrite(8, !false);
          //Send state Actiator
          iotkit.send("led1", 0);
        }
        if (strcmp(command->valuestring, "LED.v1.0") == 0 && strcmp(value->valuestring, "1") == 0) {
          Serial.println("Light on!");
          digitalWrite(8, !true);
          //Send state Actiator
          iotkit.send("led1", 0);
        }
      }
    }
  }
  //RELAY
  if ((component != NULL)) {
    if (strcmp(component->valuestring, "relay1") == 0) {
      if ((command != NULL)) {
        if (strcmp(command->valuestring, "RELAY.v1.0") == 0 && strcmp(value->valuestring, "0") == 0) {
          Serial.println("Relay Off!");
          digitalWrite(9, false);
          //Send state Actiator
          iotkit.send("relay1", 0);
        }
        if (strcmp(command->valuestring, "RELAY.v1.0") == 0 && strcmp(value->valuestring, "1") == 0) {
          Serial.println("Relay on!");
          digitalWrite(9, true);
          //Send state Actiator
          iotkit.send("relay1", 0);
        }
      }
    }
  }  
}