MLX90614 is a digital infrared temperature sensor developed and produced by Melexis. It can measure the surface temperature of an object without contact, achieving temperature measurement by measuring infrared radiation, making it very suitable for applications that require avoiding contact with the target object or need to measure temperature in high-temperature environments. Here are some … Read more
The ESP32 chip, known for its powerful capabilities and low cost, has become the preferred choice for IoT developers. However, updating device firmware often requires physical contact, significantly increasing maintenance costs and inconvenience. To address this issue, the ESP32_BLE_OTA_Arduino library was born, providing a convenient and efficient Bluetooth Low Energy (BLE) wireless firmware upgrade solution, … Read more
MicroPython is a well-known lightweight version of Python designed specifically for embedded modules. It allows you to execute necessary functions with simple commands. To use MicroPython on embedded modules, you need to download the MicroPython firmware. Only with the firmware installed can the chip parse Python statements. Currently, chips that support MicroPython firmware include ESP32, … Read more
This article is pure content, 2800 words long, expected to take 5 minutes to read~ Nature has always been an incredible source of inspiration for technological advancements, as engineers attempt to replicate the complex mechanisms found in various animals. The spider robot is such an extraordinary creation. Due to its four legs, it can also … Read more
This is an open-source motion detection camera project based on the ESP32-CAM module. It provides powerful monitoring capabilities at a low cost, making it an ideal choice for DIY enthusiasts and smart home builders. This article will detail the features, functions, and usage of this project. Main Features • Motion Detection: The core function detects … Read more
In embedded development, an oscilloscope is an essential debugging tool that allows developers to visually observe the signal waveforms in circuits, helping them quickly locate issues. However, traditional oscilloscopes are expensive and bulky, making them unsuitable for portable development. The ESP32, as a powerful Wi-Fi microcontroller, has abundant GPIO resources and strong processing capability, making … Read more
In IoT applications, the ESP32 has become the preferred choice for many developers due to its low power consumption and rich features. However, using WiFi to connect to MQTT in low-power scenarios brings additional power burdens, which is a significant challenge for battery-powered devices. The ESPNow2Mqtt library was born to address this issue, utilizing the … Read more
【Click the above「Blue Text」 to follow DF Maker Community, let’s become technology enthusiasts together】 With the development of technology, the watches we wear now have far surpassed the original function of telling time. Counting steps, heart rate monitoring, connecting to a phone to make calls… As functions increase, performance strengthens, and screens improve, the price … Read more
How to Flash WLED Firmware to ESP32 via Web Browser 1. Visit install.wled.me To flash the latest WLED firmware via your browser, please visit the following link: https://install.wled.me/ 2. Connect the ESP to your PC via USB cable Connect the ESP to your PC using a USB cable. We will install the latest version of … Read more
Project Name: Multifunctional LED Matrix Screen Based on ESP32, Can Display Lyrics Project Author: literem Introduction To be honest, a friend of mine loves to sing. But when he sings, he always mumbles and is unclear. Ah, don’t get me wrong! He is not using the “Jay Chou style” of singing; he just can’t remember … Read more