【Click the blue text above to follow DF Maker Community and become a tech enthusiast】 The community public account records shareable maker-related content every week, released every Friday～ Content is open source; contributions or recommendations are welcome. Submission email: <span>[email protected]</span> Images & Videos Build a 500KHz Oscilloscope with STM32 This project introduces how to use … Read more
The Kossel is a highly cost-effective 3D printer initiated by the foreign 3D printing community Reprap. It features fast speed, quiet operation, a three-arm parallel structure, strong scalability, and low cost… (omitting a lot of text) I spent a week or two making this 3D printer, and the process was quite bumpy. Unlike those boxy … Read more
【Click the above“Blue Text” to follow the DF Maker Community, let’s become tech enthusiasts together】 What can you do with a button? Turn on a light? A doorbell? Or get people moving? There are many types of buttons, but my favorite is arcade buttons because they usually have a great feel, that “click” sensation. I … Read more
LingShun Lab (lingshunlab.com) mainly introduces how to use multithreading with FreeRTOS on the ESP32. What is Multithreading? It refers to the technology of implementing multiple threads to execute concurrently from software or hardware. Computers with multithreading capabilities can execute more than one thread at the same time due to hardware support, thereby improving overall processing … Read more
Recently, I have seen an increasing amount of technical content about the ESP32. I have also written many articles about the ESP32. Compared to domestic developers, “of course, many domestic developers spend their time working overtime and do not have much time to deal with these“, many tech enthusiasts abroad love to use the ESP32 … Read more
Previously, I shared about the ESP8266, and someone commented to try the ESP32. So I bought a few of them back, and of course, I thought about playing with everyone. Let me introduce this development board. Development board GitHub project link: https://github.com/Xinyuan-LilyGO/T-QT Download the repository code to local: We can develop ESP32S3 using both ESP-IDF … Read more
Today, we will use ESP8266 (NodeMCU) to create an internet clock that retrieves time from the internet. Yes, it retrieves time from the internet accurately and efficiently without the need for synchronization.This is a detailed tutorial for beginners! As per international convention, let’s first showcase the finished product: As shown in the picture, if you … Read more
All the materials mentioned in the video have been prepared for you. You can reply with the keyword “ESP8266” in the backend to download for free (“ESP” is all uppercase). The accounts on Bilibili and Douyin with the same name will be updated from time to time, and you can also follow them. Of course, … Read more
The OLED display is one of the most important output devices in the electronic world and is widely used in embedded devices, mobile phones, TVs, and other electronic products. The main difference between OLED and LCD displays is that OLED does not require a backlight, making it more energy-efficient. Today, we will learn how to … Read more
NodeMCU Series Tutorial: ESP8266 and the IoT Magic Device NodeMCU Light Up an LED: How to Program NodeMCU Using Arduino IDE In the previous article, we introduced how to light up an LED using NodeMCU, which is the most basic step in learning any microcontroller. Ideally, we could explain how to drive various sensors and … Read more