第一次

2025-01-14 13:46:57 +08:00
commit 01c5d21105
13 changed files with 988 additions and 0 deletions
--- a/src/main.cpp
+++ b/src/main.cpp
@ -0,0 +1,153 @@
+#include "DS18B20.h"
+
+#include "BH1750.h"
+#include "Wire.h"
+
+#include <WiFi.h>
+#include <ESPAsyncWebServer.h>
+//#include "TCJ_Show.h"
+//#include "ESP32_WebServer.h"
+
+AsyncWebServer server(80);
+
+const char* ssid = "SERVIRST-CT";
+const char* password = "servirst8888";
+
+
+#define ONE_WIRE_BUS 4
+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 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);
+
+}
+
+
+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); 
+}