#include "DS18B20.h" #include "BH1750.h" #include "Wire.h" #include #include //#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( ESP32 Data Display

实时数据显示

温度: 加载中... °C

光照强度（A）: 加载中... lx

光照强度（B）: 加载中... lx

)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 Serial.println("BH1750 initialized"); 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); }