NodeMCU ESP8266 สัปดาห์ที่ 10

 

ระบบอัตโนมัติในบ้าน Blynk

นี่เป็นโครงการบ้านอัตโนมัติที่เราสามารถควบคุมอุปกรณ์ต่างๆ โดยใช้แอป Blynk


//TECHATRONIC.COM
// BLYNK LIBRARY
// https://github.com/blynkkk/blynk-library
// ESP8266 LIBRARY
// https://github.com/ekstrand/ESP8266wifi
//#define BLYNK_PRINT Serial
#include <BlynkSimpleEsp8266.h>
// define the GPIO connected with Relays and switches
#define RelayPin1 5 //D1
#define RelayPin2 4 //D2
#define RelayPin3 14 //D5
#define RelayPin4 12 //D6
#define SwitchPin1 10 //SD3
#define SwitchPin2 0  //D3
#define SwitchPin3 13 //D7
#define SwitchPin4 3  //RX
#define wifiLed  16  //D0
#define VPIN_BUTTON_1  V1
#define VPIN_BUTTON_2  V2
#define VPIN_BUTTON_3  V3
#define VPIN_BUTTON_4  V4
int toggleState_1 = 1; //Define integer to remember the toggle state for relay 1
int toggleState_2 = 1; //Define integer to remember the toggle state for relay 2
int toggleState_3 = 1; //Define integer to remember the toggle state for relay 3
int toggleState_4 = 1; //Define integer to remember the toggle state for relay 4
int wifiFlag = 0;
#define AUTH "Auth KEY" // You should get Auth Token in the Blynk App.
#define WIFI_SSID "yourwifissid           //Enter Wifi Name
#define WIFI_PASS "yourwifipassword"          //Enter wifi Password
BlynkTimer timer;
void relayOnOff(int relay){
switch(relay){
case 1:
if(toggleState_1 == 1){
digitalWrite(RelayPin1, LOW); // turn on relay 1
toggleState_1 = 0;
Serial.println("Device1 ON");
}
else{
digitalWrite(RelayPin1, HIGH); // turn off relay 1
toggleState_1 = 1;
Serial.println("Device1 OFF");
}
delay(100);
break;
case 2:
if(toggleState_2 == 1){
digitalWrite(RelayPin2, LOW); // turn on relay 2
toggleState_2 = 0;
Serial.println("Device2 ON");
}
else{
digitalWrite(RelayPin2, HIGH); // turn off relay 2
toggleState_2 = 1;
Serial.println("Device2 OFF");
}
delay(100);
break;
case 3:
if(toggleState_3 == 1){
digitalWrite(RelayPin3, LOW); // turn on relay 3
toggleState_3 = 0;
Serial.println("Device3 ON");
}
else{
digitalWrite(RelayPin3, HIGH); // turn off relay 3
toggleState_3 = 1;
Serial.println("Device3 OFF");
}
delay(100);
break;
case 4:
if(toggleState_4 == 1){
digitalWrite(RelayPin4, LOW); // turn on relay 4
toggleState_4 = 0;
Serial.println("Device4 ON");
}
else{
digitalWrite(RelayPin4, HIGH); // turn off relay 4
toggleState_4 = 1;
Serial.println("Device4 OFF");
}
delay(100);
break;
default : break;
}
}
void with_internet(){
//Manual Switch Control
if (digitalRead(SwitchPin1) == LOW){
delay(200);
relayOnOff(1);
Blynk.virtualWrite(VPIN_BUTTON_1, toggleState_1);  // Update Button Widget
}
else if (digitalRead(SwitchPin2) == LOW){
delay(200);
relayOnOff(2);
Blynk.virtualWrite(VPIN_BUTTON_2, toggleState_2);  // Update Button Widget
}
else if (digitalRead(SwitchPin3) == LOW){
delay(200);
relayOnOff(3);
Blynk.virtualWrite(VPIN_BUTTON_3, toggleState_3);  // Update Button Widget
}
else if (digitalRead(SwitchPin4) == LOW){
delay(200);
relayOnOff(4);
Blynk.virtualWrite(VPIN_BUTTON_4, toggleState_4);  // Update Button Widget
}
}
void without_internet(){
//Manual Switch Control
if (digitalRead(SwitchPin1) == LOW){
delay(200);
relayOnOff(1);
}
else if (digitalRead(SwitchPin2) == LOW){
delay(200);
relayOnOff(2);
}
else if (digitalRead(SwitchPin3) == LOW){
delay(200);
relayOnOff(3);
}
else if (digitalRead(SwitchPin4) == LOW){
delay(200);
relayOnOff(4);
}
}
BLYNK_CONNECTED() {
// Request the latest state from the server
Blynk.syncVirtual(VPIN_BUTTON_1);
Blynk.syncVirtual(VPIN_BUTTON_2);
Blynk.syncVirtual(VPIN_BUTTON_3);
Blynk.syncVirtual(VPIN_BUTTON_4);
}
// When App button is pushed - switch the state
BLYNK_WRITE(VPIN_BUTTON_1) {
toggleState_1 = param.asInt();
digitalWrite(RelayPin1, toggleState_1);
}
BLYNK_WRITE(VPIN_BUTTON_2) {
toggleState_2 = param.asInt();
digitalWrite(RelayPin2, toggleState_2);
}
BLYNK_WRITE(VPIN_BUTTON_3) {
toggleState_3 = param.asInt();
digitalWrite(RelayPin3, toggleState_3);
}
BLYNK_WRITE(VPIN_BUTTON_4) {
toggleState_4 = param.asInt();
digitalWrite(RelayPin4, toggleState_4);
}
void checkBlynkStatus() { // called every 3 seconds by SimpleTimer
bool isconnected = Blynk.connected();
if (isconnected == false) {
wifiFlag = 1;
digitalWrite(wifiLed, HIGH); //Turn off WiFi LED
}
if (isconnected == true) {
wifiFlag = 0;
digitalWrite(wifiLed, LOW); //Turn on WiFi LED
}
}
void setup()
{
Serial.begin(9600);
pinMode(RelayPin1, OUTPUT);
pinMode(RelayPin2, OUTPUT);
pinMode(RelayPin3, OUTPUT);
pinMode(RelayPin4, OUTPUT);
pinMode(wifiLed, OUTPUT);
pinMode(SwitchPin1, INPUT_PULLUP);
pinMode(SwitchPin2, INPUT_PULLUP);
pinMode(SwitchPin3, INPUT_PULLUP);
pinMode(SwitchPin4, INPUT_PULLUP);
//During Starting all Relays should TURN OFF
digitalWrite(RelayPin1, toggleState_1);
digitalWrite(RelayPin2, toggleState_2);
digitalWrite(RelayPin3, toggleState_3);
digitalWrite(RelayPin4, toggleState_4);
WiFi.begin(WIFI_SSID, WIFI_PASS);
timer.setInterval(3000L, checkBlynkStatus); // check if Blynk server is connected every 3 seconds
Blynk.config(AUTH);
}
void loop()
{
if (WiFi.status() != WL_CONNECTED)
{
Serial.println("WiFi Not Connected");
}
else
{
Serial.println("WiFi Connected");
Blynk.run();
}
timer.run(); // Initiates SimpleTimer
if (wifiFlag == 0)
with_internet();
else
without_internet();
}

เว็บ https://www.hackster.io/electronicprojects/blynk-home-automation-de649e

ความคิดเห็น

แสดงความคิดเห็น