LampControler/src/main.cpp

#include "DS18B20.h"

#include "BH1750.h"
#include "Wire.h"

#include <WiFi.h>
#include <ESPAsyncWebServer.h>
//#include "TCJ_Show.h"
//#include "ESP32_WebServer.h"
#include "MCP45HVX1.h"

MCP45HVX1 digiPot(0x3C);

AsyncWebServer server(80);

const char* ssid = "SERVIRST-CT";
const char* password = "servirst8888";


#define ONE_WIRE_BUS 8
OneWire oneWire(ONE_WIRE_BUS);
DS18B20 sensor(&oneWire);

BH1750 bh1750_a;
BH1750 bh1750_b;

#define TJC Serial1
#define TJC_TX_Pin 42
#define TJC_RX_Pin 41


// HTML 页面内容
const char index_html[] PROGMEM = R"rawliteral(
<!DOCTYPE html>
<html>
<head>
    <title>ESP32 Data Display</title>
    <meta charset="UTF-8">
    <script>
        async function fetchData() {
            const tempResponse = await fetch('/temperature');
            const tempText = await tempResponse.text();
            document.getElementById('temperature').innerText = tempText;

            const lightAResponse = await fetch('/lightA');
            const lightAText = await lightAResponse.text();
            document.getElementById('lightA').innerText = lightAText;

            const lightBResponse = await fetch('/lightB');
            const lightBText = await lightBResponse.text();
            document.getElementById('lightB').innerText = lightBText;
        }
        setInterval(fetchData, 1000);
    </script>
</head>
<body onload="fetchData()">
    <h1>实时数据显示</h1>
    <p>温度: <span id="temperature">加载中...</span> °C</p>
    <p>光照强度（A）: <span id="lightA">加载中...</span> lx</p>
    <p>光照强度（B）: <span id="lightB">加载中...</span> lx</p>
</body>
</html>
)rawliteral";


void WebServer_Init(const char* ssid, const char* password) // 初始化Web
{
    WiFi.begin(ssid, password);    // WiFi
    while (WiFi.status() != WL_CONNECTED) 
    {
        delay(1000);
        Serial.println("Connecting to WiFi...");
    }
    Serial.println("Connected to WiFi");
    Serial.println(WiFi.localIP());

    // 根路径的页面
    server.on("/", HTTP_GET, [](AsyncWebServerRequest *request) 
    {
        request->send_P(200, "text/html", index_html);
    });

    // 温度接口
    server.on("/temperature", HTTP_GET, [](AsyncWebServerRequest *request) 
    {
        String temp = String(sensor.getTempC());
        request->send(200, "text/plain", temp);
    });

    // 光照强度（传感器A）
    server.on("/lightA", HTTP_GET, [](AsyncWebServerRequest *request) 
    {
        String lightA = String(bh1750_a.readLightLevel());
        request->send(200, "text/plain", lightA);
    });

    // 光照（传感器B）
    server.on("/lightB", HTTP_GET, [](AsyncWebServerRequest *request) 
    {
        String lightB = String(bh1750_b.readLightLevel());
        request->send(200, "text/plain", lightB);
    });

    server.begin();
    Serial.println("Web server started");
}


//陶晶池串口屏发送
void TJC_Show(void)
{
  char str[64];
  sprintf(str, "t0.txt=\"%.2f\"\xff\xff\xff", sensor.getTempC());//用sprintf来格式化字符串，给t0的txt属性赋值
  TJC.print(str); //把字符串发送出去

  sprintf(str, "t1.txt=\"%.f\"\xff\xff\xff", bh1750_a.readLightLevel());
  TJC.print(str);
  sprintf(str, "t2.txt=\"%.f\"\xff\xff\xff", bh1750_b.readLightLevel());
  TJC.print(str);
}

void MCP45HVX1_Test(void) //MCP45HVX1测试
{
    digiPot.begin(5,4);  

    Serial.println("....... Functionality Test Begin ..........");
    /* Wiper ........................... */
    digiPot.writeWiper(127);                 // Baseline Establish
  
    Serial.println("\n----- Wiper Register ----");
    Serial.print("readWiper: ");
    Serial.println(digiPot.readWiper());
  
    Serial.print("writeWiper: ");
    digiPot.writeWiper(200);
    Serial.println(digiPot.readWiper());
    
    Serial.print("incrementWiper: ");
    digiPot.incrementWiper();
    Serial.println(digiPot.readWiper());
  
    Serial.print("incrementWiper by 2: ");
    digiPot.incrementWiper(2);
    Serial.println(digiPot.readWiper());
  
    Serial.print("decrementWiper: ");
    digiPot.decrementWiper();
    Serial.println(digiPot.readWiper());
  
    Serial.print("decrementWiper by 2: ");
    digiPot.decrementWiper(2);
    Serial.println(digiPot.readWiper());
  
    /* TCON .......................... */
    Serial.println("\n----- TCON Register ----");
    digiPot.disconnectTerminalA();
    Serial.print("disconnectTerminalA: ");
    Serial.println(digiPot.readTCON());
    digiPot.connectTerminalA();
    
    digiPot.disconnectTerminalB();
    Serial.print("disconnectTerminalB: ");
    Serial.println(digiPot.readTCON());
    digiPot.connectTerminalB();
  
    digiPot.disconnectWiper();
    Serial.print("disconnectWiper: ");
    Serial.println(digiPot.readTCON());
    digiPot.connectWiper();
  
    digiPot.shutdown();
    Serial.print("shutdown: ");
    Serial.println(digiPot.readTCON());
    digiPot.startup();
  
    digiPot.startup();
    Serial.print("startup: ");
    Serial.println(digiPot.readTCON());
    digiPot.startup();
  
    digiPot.defaultTCON();
    Serial.print("default: ");
    Serial.println(digiPot.readTCON());
  
    Serial.println("\n........ Functionality Test End ...........");
}

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

  TJC.begin(115200, SERIAL_8N1, TJC_RX_Pin, TJC_TX_Pin);    //串口屏
   while (TJC.read() >= 0); //因为串口屏开机会发送88 ff ff ff,所以要清空串口缓冲区
   TJC.print("page main\xff\xff\xff"); //发送命令让屏幕跳转到main页面
  
  //sensor.begin();

  bh1750_init(bh1750_a, bh1750_b, 19, 18, 21, 20);    //1750初始化。sda, scl
  
  //WebServer_Init(ssid, password);
  
  MCP45HVX1_Test();
}


void loop(void) 
{// put your main code here, to run repeatedly:
  sensor.printTemperature();    //ds18b20温度

  //printLightLevels(bh1750_a, bh1750_b);   //bh1750照度
  Serial.printf("A: %.0f lux :: B: %.0f lux \n",
                bh1750_a.readLightLevel(),
                bh1750_b.readLightLevel());

  TJC_Show(); //串口屏

  delay(1000); 
}