#define BLYNK_PRINT Serial
#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>
/***************************/
#include <LiquidCrystal_I2C.h> // wyswietlacz
#include <OneWire.h> //
#include <DallasTemperature.h> //czyujnik temp
#include <Wire.h>
String apiKey = ""; // Enter your Write API key from ThingSpeak
char auth[] = "";
const char *ssid = ""; // replace with your wifi ssid and wpa2 key
const char *pass = "";
const char* server = "api.thingspeak.com";
WiFiClient client;
BlynkTimer timer;
#define przekaznik D1
LiquidCrystal_I2C lcd(0x27,16,2); //wyswietlacz
OneWire oneWire(D2 );
DallasTemperature sensors(&oneWire);
int counter = 25; // poczatkowa temp.
bool bPress = false;
unsigned long timeStart = 0;
bool isCounting = false;
int CalcSt = 30 ;
float x = 0;
const int Up = D7;
const int Down = D8;
int upbutt = 0;
int uplastbutt = 0;
int downbutt = 0;
int downlastbutt = 0;
void setup(){
Wire.begin(D5,D6);
lcd.begin();
lcd.clear();
lcd.setCursor(0,0); // napis u gory
lcd.print("Ustaw temp: ");
lcd.print(counter);
lcd.setCursor(0,1); // napis na dole
lcd.print("T:00.00*C");
sensors.begin();
pinMode(przekaznik, OUTPUT);
pinMode(Up, INPUT_PULLUP);
pinMode(Down, INPUT_PULLUP);
timeStart=millis();
isCounting = true;
//////////
Serial.begin(115200);
delay(10);
Serial.println("Connecting to ");
Serial.println(ssid);
WiFi.begin(ssid, pass);
while (WiFi.status() != WL_CONNECTED)
{
delay(500);
Serial.print(".");
}
Serial.println("");
Serial.println("WiFi connected");
Blynk.begin(auth, ssid, pass);
timer.setInterval(1000L, sendsen);
}
void loop(){
warunek();
wyswietlacz();
sendsen();
checkUp();
checkDown();
Blynk.run();
timer.run();
float temp = sensors.getTempCByIndex(0);
if(timeStart2 - previousMillis2 >= t){
previousMillis2 = timeStart2;
if (client.connect(server,80)) // "184.106.153.149" or api.thingspeak.com
{
String postStr = apiKey;
postStr +="&field1=";
postStr += String(temp);
postStr +="&field2=";
postStr += String(x);
postStr +="&field3=";
postStr += String(CalcSt);
postStr += "\r\n\r\n";
client.print("POST /update HTTP/1.1\n");
client.print("Host: api.thingspeak.com\n");
client.print("Connection: close\n");
client.print("X-THINGSPEAKAPIKEY: "+apiKey+"\n");
client.print("Content-Type: application/x-www-form-urlencoded\n");
client.print("Content-Length: ");
client.print(postStr.length());
client.print("\n\n");
client.print(postStr);
Serial.println("%. Send to Thingspeak.");
}
client.stop();
Serial.println("Waiting...");
// thingspeak needs minimum 15 sec delay between updates
}
}
void sendsen(){
sensors.requestTemperatures();
float temp = sensors.getTempCByIndex(0);
Blynk.virtualWrite(V5, temp); //sending to Blynk
Blynk.virtualWrite(V6, x);
Blynk.virtualWrite(V4, CalcSt);
}
BLYNK_WRITE(V1){
CalcSt = param.asInt();
}
void checkUp(){ // przycisk zliczajacy w gore
upbutt = digitalRead(Up); //przepisanie do zmiennej przycisku
if(upbutt !=uplastbutt){ // jeśli stan się zmienił, zwiększ licznik
if(upbutt == LOW){
bPress = true;
CalcSt ++; //dodanie liczby
}
delay(20);
}
uplastbutt = upbutt; // zapisanie ostatniego stanu
}
void checkDown(){ // przycisk zliczajacy w dol
downbutt = digitalRead(Down); //przepisanie do zmiennej przycisku
if(downbutt != downlastbutt){
if(downbutt == LOW){
bPress=true;
CalcSt --;
}
delay(20);
}
downlastbutt = downbutt; // zapisanie ostatniego stanu
}
/*
void wyswietlacz(){
float temp = sensors.getTempCByIndex(0);
lcd.setCursor(0,1);
lcd.print("T:");
lcd.print(sensors.getTempCByIndex(0) );
Serial.println(temp);
lcd.setCursor(0,0);
lcd.print("Ustaw temp: ");
lcd.print(CalcSt);
}
void warunek() { //włącza bądź wyłącza 230v
sensors.requestTemperatures();
float temp = sensors.getTempCByIndex(0);
if(temp < CalcSt){ // jeśli temp jest mniejsza od ustaw temp
digitalWrite(przekaznik, HIGH); // to ma włączyć
}else if(temp > CalcSt+5){ // jeśli temp jest większa niż ustaw temp +5
digitalWrite(przekaznik, LOW); // to ma wyłączyć
}
while(isCounting && millis() - timeStart >= (21600*1000)){ // wyłącznik czasowy
isCounting = false;
for(;;){
digitalWrite(przekaznik, LOW);
}
Serial.println("Off");
}
for(int i = 0; i<(temp>CalcSt);i++){
if(isCounting &&((millis()-timeStart)>=(i*1000))){
isCounting = false;
x = (millis()/6000);
lcd.setCursor(11,1);
lcd.print(x);
}
}
*/
}
