davidhq · July 27, 2017 10:10
diff --git a/doorbell.c b/doorbell.c
 #include <ESP8266WiFi.h>
 #include <WiFiUdp.h>
 #include <ArduinoOTA.h>

 #include "ota.h"
 #include "sounds.h"

 WiFiServer server(80);
 
 const char* ssid = "ssid";
 const char* password = "pass";

 // ********** NAME IO ***********
 const int doorbellButtonPin = 2;
 const int speakerPin = 5;
 const int movementSensorPin = 14;
 const int permitButtonPin = 16;
 const int bellPermittedLedPin = 12;

 int bellPermitted = false;

 void permitBell(bool enable) { 
  bellPermitted = enable;
  if(enable) {    
    digitalWrite(bellPermittedLedPin, LOW);
  } else {        
    digitalWrite(bellPermittedLedPin, HIGH);
  }  
 }

 void setup() {
  Serial.begin(115200);
  delay(10);

  WiFi.begin(ssid, password);

  while (WiFi.waitForConnectResult() != WL_CONNECTED) {
    Serial.println("Connection Failed! Rebooting...");
    delay(5000);
    ESP.restart();
  }
 
  Serial.println("");
  Serial.println("WiFi connected");

  SetupOTA();

  // ********** DEFINE IO **********
  pinMode(doorbellButtonPin, INPUT);

  pinMode(permitButtonPin, INPUT);
  
  pinMode(speakerPin, OUTPUT);
  digitalWrite(speakerPin, LOW);
  
  pinMode(movementSensorPin, INPUT);
  
  pinMode(bellPermittedLedPin, OUTPUT);
  digitalWrite(bellPermittedLedPin, HIGH);  

  // Start TCP (HTTP) server
  server.begin();
  Serial.println("TCP server started");
  
  Serial.println("SETUP FINISHED");
 }

 int permitButtonReadCycle = true;

 void loop() {    
  if(WiFi.status() == WL_CONNECTED) {    
    ArduinoOTA.handle();
    
    WiFiClient client = server.available();
    
    if(!client) {
      delay(10);

      // doorbell button sounds a tone if doorbell is currently enabled
      // after sounding the tone, doorbell is automatically disabled (then needs manual enable again)
      int doorbellButtonState = digitalRead(doorbellButtonPin);
      
      if (bellPermitted && doorbellButtonState == LOW) {            
        permitBell(false);
        sound(speakerPin);
        delay(500);
      }

      // button inside the house that enables/disables the doorbell and indicates this with a LED
      int permitButtonState = digitalRead(permitButtonPin);
      
      if (permitButtonState == LOW) {
        if(permitButtonReadCycle) {
          permitButtonReadCycle = false;
          permitBell(!bellPermitted);
          delay(100);            
        }
      } else {
        permitButtonReadCycle = true;
      }
    } else {
      while(client.connected() && !client.available()) {
        delay(1);
      }
       
      // Read the first line of the request
      String request = client.readStringUntil('\r');
      Serial.println(request);
      client.flush();
       
      // Match the request
     
      if (request.indexOf("/on") != -1) {
        permitBell(true);
      } 
      
      if (request.indexOf("/off") != -1) {
        permitBell(false);
      }
      
      if (request.indexOf("/toggle") != -1) {
        permitBell(!bellPermitted);            
      }
      
      // Return the response
      client.println("HTTP/1.1 200 OK");
      client.println("Content-Type: text/html");
      client.println(""); //  do not forget this one
      client.println("<!DOCTYPE HTML>");
      client.println("<html><head><meta name=\"viewport\" content=\"width=device-width, initial-scale=1.5\"></head><body>");
       
      client.print("Doorbell is now: ");
       
      if(bellPermitted) {
        client.print("<b>ENABLED</b>");
        client.println("<br><br>");            
        client.println("<a href=\"/off\">Disable</a><br>");
      } else {
        client.print("DISABLED");
        client.println("<br><br>");
        client.println("<a href=\"/on\">Enable until first ring</a>");
      }
      
      client.println("</body></html>");          
    }    
  } else {
    WiFi.begin(ssid, password);
    while (WiFi.waitForConnectResult() != WL_CONNECTED) {
      Serial.println("Connection Failed! Rebooting...");
      delay(5000);
      ESP.restart();
    }
  }
 }
	#include <ESP8266WiFi.h>
	#include <WiFiUdp.h>
	#include <ArduinoOTA.h>

	#include "ota.h"
	#include "sounds.h"

	WiFiServer server(80);

	const char* ssid = "ssid";
	const char* password = "pass";

	// ******** NAME IO *********
	const int doorbellButtonPin = 2;
	const int speakerPin = 5;
	const int movementSensorPin = 14;
	const int permitButtonPin = 16;
	const int bellPermittedLedPin = 12;

	int bellPermitted = false;

	void permitBell(bool enable) {
	bellPermitted = enable;
	if(enable) {
	digitalWrite(bellPermittedLedPin, LOW);
	} else {
	digitalWrite(bellPermittedLedPin, HIGH);
	}
	}

	void setup() {
	Serial.begin(115200);
	delay(10);

	WiFi.begin(ssid, password);

	while (WiFi.waitForConnectResult() != WL_CONNECTED) {
	Serial.println("Connection Failed! Rebooting...");
	delay(5000);
	ESP.restart();
	}

	Serial.println("");
	Serial.println("WiFi connected");

	SetupOTA();

	// ******** DEFINE IO ********
	pinMode(doorbellButtonPin, INPUT);

	pinMode(permitButtonPin, INPUT);

	pinMode(speakerPin, OUTPUT);
	digitalWrite(speakerPin, LOW);

	pinMode(movementSensorPin, INPUT);

	pinMode(bellPermittedLedPin, OUTPUT);
	digitalWrite(bellPermittedLedPin, HIGH);

	// Start TCP (HTTP) server
	server.begin();
	Serial.println("TCP server started");

	Serial.println("SETUP FINISHED");
	}

	int permitButtonReadCycle = true;

	void loop() {
	if(WiFi.status() == WL_CONNECTED) {
	ArduinoOTA.handle();

	WiFiClient client = server.available();

	if(!client) {
	delay(10);

	// doorbell button sounds a tone if doorbell is currently enabled
	// after sounding the tone, doorbell is automatically disabled (then needs manual enable again)
	int doorbellButtonState = digitalRead(doorbellButtonPin);

	if (bellPermitted && doorbellButtonState == LOW) {
	permitBell(false);
	sound(speakerPin);
	delay(500);
	}

	// button inside the house that enables/disables the doorbell and indicates this with a LED
	int permitButtonState = digitalRead(permitButtonPin);

	if (permitButtonState == LOW) {
	if(permitButtonReadCycle) {
	permitButtonReadCycle = false;
	permitBell(!bellPermitted);
	delay(100);
	}
	} else {
	permitButtonReadCycle = true;
	}
	} else {
	while(client.connected() && !client.available()) {
	delay(1);
	}

	// Read the first line of the request
	String request = client.readStringUntil('\r');
	Serial.println(request);
	client.flush();

	// Match the request

	if (request.indexOf("/on") != -1) {
	permitBell(true);
	}

	if (request.indexOf("/off") != -1) {
	permitBell(false);
	}

	if (request.indexOf("/toggle") != -1) {
	permitBell(!bellPermitted);
	}

	// Return the response
	client.println("HTTP/1.1 200 OK");
	client.println("Content-Type: text/html");
	client.println(""); // do not forget this one
	client.println("<!DOCTYPE HTML>");
	client.println("<html><head><meta name=\"viewport\" content=\"width=device-width, initial-scale=1.5\"></head><body>");

	client.print("Doorbell is now: ");

	if(bellPermitted) {
	client.print("<b>ENABLED</b>");
	client.println("<br><br>");
	client.println("<a href=\"/off\">Disable</a><br>");
	} else {
	client.print("DISABLED");
	client.println("<br><br>");
	client.println("<a href=\"/on\">Enable until first ring</a>");
	}

	client.println("</body></html>");
	}
	} else {
	WiFi.begin(ssid, password);
	while (WiFi.waitForConnectResult() != WL_CONNECTED) {
	Serial.println("Connection Failed! Rebooting...");
	delay(5000);
	ESP.restart();
	}
	}
	}