Author: Mechanical BOY The kindergarten principal who is the best at taking care of children in the evaluation industry~ Introduction In the past two years, drones have transformed from high-end professional shooting tools to consumer-grade digital products for digital enthusiasts. Drones have gradually come down from their pedestal and are getting closer to people’s lives. … Read more
This drone is quite powerful. I recently got a Lego version of a drone at a low price from a toy dealer, but I felt it was a bit of a scam at 99 yuan. It’s just a tiny thing. Fortunately, its circuit board is quite detailed. First, let’s take a look at the modified … Read more
Last time I needed to use the 89C51 microcontroller, the K1200 programmer had some issues. I wasn’t sure if the problem was with the programmer or the microcontroller, so I decided to make a simple 89C51 programmer myself, mainly to save money and use materials I had on hand. The circuit diagram was referenced from … Read more
Eco-FriendlyExpert Teaches You to Make Crafts Civilized, Healthy, Green, and Eco-Friendly As the cool breeze blows,the greenery flourishes DIY Eco-Friendly Fan not only allows you to enjoy the cool summer days but is also a fashionable item that conveys the concept of environmental protection Let’s work together to cool down the Earth and embrace the … Read more
（Image unrelated to the article, just to grab your attention.） Warning This article is from a famous DIY site Makezine, written by a hacker genius, and is for technical discussion only. Do not use for other purposes. Please comply with local laws and regulations; any consequences arising from dangerous situations are at your own risk! … Read more
EMBO, short for EMBedded Oscilloscope, is an “Embedded Oscilloscope”. It consists of three core devices (oscilloscope, logic analyzer, voltmeter) and three auxiliary devices (counter, PWM signal generator, signal generator). The multi-platform PC application can run on Windows, Linux, and macOS. The STM32 series F1, F3, and L4 provide stable firmware in HEX format, while other … Read more
Click the card aboveFollow us👆 For all the friends who love tinkering with ‘3D printers’, what do you usually print with it? Is it delicate anime figures, practical and interesting home gadgets, phone stands, small tools, or creative toys for kids? But you would never guess that on the ‘What Worth Buying App’, hardcore players … Read more
Are you still using those outdated manual scoreboards? It’s time to let technology change your basketball games! Imagine this: the intense game enters the last 30 seconds, the score is tight, and the audience holds their breath… At this moment, a cool electronic scoreboard is accurately counting down, every second pulling at everyone’s heartstrings. Today, … Read more
Hardware design diagrams are available at the end for download. STM32 is a series of 32-bit microcontrollers based on the ARM Cortex-M core, launched by STMicroelectronics. With high performance, low power consumption, and a rich set of peripherals, it is widely used in embedded system development. Core Components STM32 Microcontroller (Main Control Board): Choose the … Read more
The fifth “Little Farmer” training camp in Longmeng Village organized a DIY activity for making “obstacle avoidance robots” to enhance the scientific literacy of teenagers and improve their thinking and hands-on abilities. At the event, the teacher first explained the working principle of the obstacle avoidance robot and demonstrated the production steps. The children were … Read more