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nodemcu

a guest Jul 22nd, 2019 54 Never
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  1.  
  2. /************************ Adafruit IO Configuration *******************************/
  3.  
  4. // visit io.adafruit.com if you need to create an account,
  5. // or if you need your Adafruit IO key.
  6. #define IO_USERNAME    "yayanoktaviani"
  7. #define IO_KEY         "8f00030d8dd84d70928134dfd2009113"
  8.  
  9. /******************************* WIFI Configuration **************************************/
  10.  
  11. #define WIFI_SSID       "smarthome"
  12. #define WIFI_PASS       "smarthomeproject"
  13.  
  14. #include "AdafruitIO_WiFi.h"
  15. AdafruitIO_WiFi io(IO_USERNAME, IO_KEY, WIFI_SSID, WIFI_PASS);
  16.  
  17. /************************ Main Program Starts Here *******************************/
  18. #include <ESP8266WiFi.h>
  19. #include <AdafruitIO.h>
  20. #include <Adafruit_MQTT.h>
  21. #include <ArduinoHttpClient.h>
  22.  
  23. #define RELAY1 0
  24.  
  25. // button state
  26. int current = 0;
  27. int last = 0;
  28.  
  29. // set up the 'command' feed
  30. AdafruitIO_Feed *command = io.feed("lights");
  31.  
  32. void setup() {
  33.  
  34.   pinMode(RELAY1, OUTPUT);
  35.  
  36.   // start the serial connection
  37.   Serial.begin(115200);
  38.  
  39.   // connect to io.adafruit.com
  40.   Serial.print("Connecting to Adafruit IO");
  41.   io.connect();
  42.  
  43.   command->onMessage(handleMessage);
  44.  
  45.   // wait for a connection
  46.   while(io.status() < AIO_CONNECTED) {
  47.     Serial.print(".");
  48.     delay(500);
  49.   }
  50.  
  51.   // we are connected
  52.   Serial.println();
  53.   Serial.println(io.statusText());
  54.   digitalWrite(RELAY1, LOW);
  55. }
  56.  
  57. void loop() {
  58.   io.run();
  59.  
  60.  
  61. }
  62.  
  63. void handleMessage(AdafruitIO_Data *data) {
  64.  
  65.   int command = data->toInt();
  66.  
  67.   if (command == 1){ //light up the LED
  68.     Serial.print("received <- ");
  69.     Serial.println(command);
  70.     digitalWrite(RELAY1, HIGH);  
  71.   } else {
  72.     Serial.print("received <- ");
  73.     Serial.println(command);
  74.     digitalWrite(RELAY1, LOW);
  75.   }
  76. }
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