void loop() { TempAndHumidity data = dhtSensor.getTempAndHumidity();//接受来自传感器的温度湿度数据,存入data变量 Serial.println("Temp: " + String(data.temperature, 2) + "°C");//开始通过串口显示变量的温度信息 Serial.println("Humidity:
In this tutorial we will learn how to fetch the unique identifier of a DS18B20 sensor, using the ESP32 and the Arduino core. Please checkthisprevious tutorial for the wiring diagram between the ESP32 and the sensor. As covered in the mentioned previous tutorial, the DS18B20 uses theOneWireco...
Feat(matter): Changes Matter Temperature Sensor to report Celsius by @SuGlider in #10759 Feat(matter): adds esp_matter:: namespace to attribute_t by @SuGlider in #10807 Network Fix(udp): Add missing LwIP locks to init multicast #10813 ESPmDNS: Add method for querying discovered service ...
ESP32 Arduino: Using an infrared CO2 sensor ESP32 Arduino: Getting the SDK version ESP32 Socket Server: Connecting from a Putty socket Client ESP32 Arduino: Temperature, humidity and CO2 concentration web server ESP32 Arduino Tutorial: Decrypt AES-128 in ECB mode ESP32 Arduino Tutorial: Sending...
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一般来说,开发ESP32需要用到ESP-IDF,并在Arduino IDE等开发环境下写代码烧录,这需要懂一点代码,懂一点单片机。那么有没有更为简单的方法呢? 当然有!ESP32作为一款炙手可热的芯片,在市场拥有巨大的保有量,以及众多的开发者。其中ESPHOME可以说是一个专门为ESP芯片和homeassistant智能家庭定做的傻瓜式变成下载平台。
esp8266esp32led-controllermagnetometeradctemperature-sensorrotary-encoderesp-idfpwmlight-sensorhumidity-sensorpressure-sensori2c-devicedacwiegandgas-sensorco2-sensorpower-monitorgpio-extenderesp32-s2 UpdatedMar 6, 2025 C Load more… Created byEspressif Systems ...
if (isnan(temperature) || isnan(humidity)) { Serial.println("Failed to read from DHT sensor!"); return; } if (WiFi.status() == WL_CONNECTED) { HTTPClient http; http.begin(serverUrl); http.addHeader("Content-Type", "application/json"); ...
if (mfrc522.PCD_Authenticate(0x60, blockAddress, &key, &(mfrc522.uid)) != 0) { Serial.println(“Authentication failed.”); return; } 代码尝试使用默认密钥(在本例中为块2)对卡片上的特定块进行认证。0x60是一个指定使用KEY_A进行认证的命令。KEY_A是RFID卡上可用的两个密钥(KEY_A和KEY_B)...
The example above is for an ESP32 Webserver that reads the LM35 temperature sensor and provides this data for other devices. The ESP32 Creates a WiFi network and other devices on this network can get the temperature data shared by the ESP32 webserver (access point mode)....