3.Arduino UNO控制

ESP8266端

#include <ESP8266WiFi.h> // 提供Wi-Fi功能的程式庫

#include <ESP8266WebServer.h> // 提供網站伺服器功能的程式庫

#include <ESP8266mDNS.h>

#include "index.h"

///////////////////////////////////////////////////

#define SSID "tomorrows"

#define PASSWORD "----"

///////////////////////////////////////////////////

ESP8266WebServer server(80); // 宣告網站伺服器物件與埠號

unsigned long t1,t2;

// 定義處理首頁請求的自訂函式

void rootRouter() {

server.send (200, "text/html", PAGE_INDEX );

}

void data_to_arduino(int data1 , int data2){

Serial.print("A");

Serial.print(data1);

Serial.print("B");

Serial.print(data2);

Serial.print("C");

Serial.flush();

}

void send_ip(){

Serial.print("D");

Serial.print(WiFi.localIP());

Serial.print("E");

Serial.flush();

}

void setup() {

Serial.begin(9600);

WiFi.mode(WIFI_STA);

WiFi.begin(SSID, PASSWORD);

while (WiFi.status() != WL_CONNECTED) {delay(500); }

if (!MDNS.begin("CSJH")) {

while(1) { delay(1000); }}

server.on ( "/", rootRouter);

server.on ( "/index.html", rootRouter);

server.on ("/D2", []() {

String state = server.arg("D2");

if (state == "ON") {

data_to_arduino(2, 1);

} else if (state == "OFF") {

data_to_arduino(2, 0);

}

});

server.on ("/D4", []() {

String state = server.arg("D4");

if (state == "ON") {

data_to_arduino(4, 1);

} else if (state == "OFF") {

data_to_arduino(4, 0);

}

});

server.on ("/D7", []() {

String state = server.arg("D7");

if (state == "ON") {

data_to_arduino(7, 1);

} else if (state == "OFF") {

data_to_arduino(7, 0);

}

});

server.on ("/D8", []() {

String state = server.arg("D8");

if (state == "ON") {

data_to_arduino(8, 1);

} else if (state == "OFF") {

data_to_arduino(8, 0);

}

});

server.on ("/D12", []() {

String state = server.arg("D12");

if (state == "ON") {

data_to_arduino(12, 1);

} else if (state == "OFF") {

data_to_arduino(12, 0);

}

});

server.on ("/D13", []() {

String state = server.arg("D13");

if (state == "ON") {

data_to_arduino(13, 1);

} else if (state == "OFF") {

data_to_arduino(13, 0);

}

});

server.on ("/D3", []() {

String D3 = server.arg("D3");

data_to_arduino(3, D3.toInt());

});

server.on ("/D5", []() {

String D5 = server.arg("D5");

data_to_arduino(5, D5.toInt());

});

server.on ("/D6", []() {

String D6 = server.arg("D6");

data_to_arduino(6, D6.toInt());

});

server.on ("/D9", []() {

String D9 = server.arg("D9");

data_to_arduino(10, D9.toInt());

});

server.on ("/D10", []() {

String D10 = server.arg("D10");

data_to_arduino(10,D10.toInt());

});

server.on ("/D11", []() {

String D11 = server.arg("D11");

data_to_arduino(11,D11.toInt());

});

server.onNotFound([](){ // 處理「找不到指定路徑」的事件

server.send(404, "text/plain", "File NOT found!");

});

server.begin();

MDNS.setInstanceName("CSJH_Maker");

MDNS.addService("http", "tcp", 80);

t1=millis();

send_ip();

}

void loop() {

server.handleClient(); // 處理用戶連線

t2=millis();

if(t2>t1+60000){

send_ip();

t1=t2;

}

}

Arduino端

#include <Wire.h>

#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x3F,16,2); // 若LCD 無法啟用，請將0X3F 改為0X27

String cmd, pin , sw ,ip;

int A=0 , B=0 , C=0 , D=0 , E=0;

void lcd_disp(String data1,String data2){

lcd.setCursor(0,0);

lcd.print(" ");

lcd.setCursor(0,0);

lcd.print("pin=D");

lcd.print(data1);

lcd.print(" set=");

lcd.print(data2);

}

void lcd_ip(String data3){

lcd.setCursor(0,1);

lcd.print(" ");

lcd.setCursor(0,1);

lcd.print(data3);

}

void rec_cmd(){

cmd="" , pin="" , sw="" , ip="";

while(Serial.available()){

char c = Serial.read();

cmd+= c;

delay(10);}

if(cmd.charAt(0)=='A'){

for(int i=0 ; i<cmd.length() ;i++){if(cmd.charAt(i)=='A'){A=i;}}

for(int i=0 ; i<cmd.length() ;i++){if(cmd.charAt(i)=='B'){B=i;}}

for(int i=0 ; i<cmd.length() ;i++){if(cmd.charAt(i)=='C'){C=i;}}

for(int i=A+1 ; i<B ; i++){pin +=cmd.charAt(i);}

for(int i=B+1 ; i<C ; i++){sw +=cmd.charAt(i);}

lcd_disp(pin,sw);

int pin_s = pin.toInt();

int sw_s = sw.toInt();

if(pin_s==2||pin_s==4||pin_s==7||pin_s==8||pin_s==12||pin_s==13){

digitalWrite(pin_s,sw_s);

}

if(pin_s==3||pin_s==5||pin_s==6||pin_s==9||pin_s==10||pin_s==11){

analogWrite(pin_s,sw_s);

}

}

if(cmd.charAt(0)=='D'){

for(int i=0 ; i<cmd.length() ;i++){if(cmd.charAt(i)=='D'){D=i;}}

for(int i=0 ; i<cmd.length() ;i++){if(cmd.charAt(i)=='E'){E=i;}}

for(int i=D+1 ; i<E ; i++){ip +=cmd.charAt(i);}

lcd_ip(ip);

}

}

void setup() {

Serial.begin(9600);

lcd.init();

lcd.backlight();

lcd.clear();

pinMode(2,OUTPUT);

pinMode(4,OUTPUT);

pinMode(7,OUTPUT);

pinMode(8,OUTPUT);

pinMode(12,OUTPUT);

pinMode(13,OUTPUT);

}

void loop() {

if(Serial.available()){

rec_cmd();

}

}