traffic leds

trafficblynk.txt

/*************************************************************

  This is a simple demo of sending and receiving some data.
  Be sure to check out other examples!
 *************************************************************/

// Template ID, Device Name and Auth Token are provided by the Blynk.Cloud
// See the Device Info tab, or Template settings
#define BLYNK_TEMPLATE_ID           "TMPLzKn_S2WG"
#define BLYNK_DEVICE_NAME           "Quickstart Device"
#define BLYNK_AUTH_TOKEN            ""


// Comment this out to disable prints and save space
#define BLYNK_PRINT Serial

int red =  D1;       // 5; /
int yellow = D2;     //4;
int greenf = D6;     //12;
int greenr = D7;     //14;
int bypass = 0 ;

#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>

char auth[] = BLYNK_AUTH_TOKEN;

// Your WiFi credentials.
// Set password to "" for open networks.
char ssid[] = "";
char pass[] = "";

BlynkTimer timer;

// This function is called every time the Virtual Pin 0 state changes



BLYNK_WRITE(V4) // Executes when the value of virtual pin 0 changes
{
  if(param.asInt() == 1)
  {
  bypass = 1;
  digitalWrite(red,0);
  digitalWrite(yellow,0);
  digitalWrite(greenf,1);
  digitalWrite(greenr,1);

  }
  else{
  digitalWrite(greenf,0);
  digitalWrite(greenr,0);
  red_on();

  }

}




void red_on()
  
  
{ if (bypass == 0) {
   digitalWrite(greenf,0);
   digitalWrite(greenr,0);
   digitalWrite(yellow,0);
   digitalWrite(red,1);   
   Serial.println("Red");
  timer.setTimeout(30000L, yellow_on);
}
}


void yellow_on()
{ Serial.println("yellow");
  digitalWrite(red,0);
  digitalWrite(yellow,1);   
  timer.setTimeout(2000L, green_on);
} 

void green_on(){
  Serial.println("All green");
  digitalWrite(red,0);
  digitalWrite(yellow,0);
  digitalWrite(greenf,1);
  digitalWrite(greenr,1);   
  timer.setTimeout(30000L, red_on);
}





void setup()
{
  pinMode(red, OUTPUT);
  pinMode(yellow, OUTPUT);
  pinMode(greenf, OUTPUT);
  pinMode(greenr, OUTPUT);
  // Debug console
  Serial.begin(115200);
  Blynk.begin(auth, ssid, pass);
  red_on();

  // You can also specify server:
  //Blynk.begin(auth, ssid, pass, "blynk.cloud", 80);
  //Blynk.begin(auth, ssid, pass, IPAddress(192,168,1,100), 8080);

  // Setup a function to be called every second
 
}


void loop()
{
  Blynk.run();
  timer.run();


 
  // You can inject your own code or combine it with other sketches.
  // Check other examples on how to communicate with Blynk. Remember
  // to avoid delay() function!
}

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