01 Overview 1.1 Introduction In this lesson, we will create a quiz buzzer: two people will start buzzing at the same time, and the LED light of the person who presses the button first will light up. 1.2 Course Objectives Knowledge: Understand the working principle of button switches; how to control the lighting and extinguishing … Read more
01 Overview 1.1 Introduction In this lesson, we will create a rotating chair similar to those found in amusement parks, controlled by buttons on the micro:bit to start and stop the rotation. 1.2 Course Objectives 【Scientific Knowledge】Understand the structure of the chair: seat board, backrest, chair legs; how to maintain the structural stability of the … Read more
It is really very simple, a total breeze. I have already played with this, it is really just a toy for kids. Then on Xiaohongshu, there are many requests on how to connect to Scratch; just download a Scratch Link and you can do it freely. The greatest value of this device is in learning … Read more
01 Overview 1.1 Introduction Summer is here, and the weather is a bit hot. Let’s make a small fan with the micro:bit to help cool us down. 1.2 Course Objectives 【Scientific Knowledge】Understand the difference between analog signals and digital signals. 【Programming Knowledge】Master the use of functions. 【Hardware Knowledge】Master the control methods of motors, including: forward, … Read more
01 Introduction The RGB LED is a type of light that achieves various colors by mixing red, green, and blue primary colors. According to the RGB color model, the intensity of red, green, and blue is defined in 256 levels (0 to 255), where 0 means no display and 255 means the brightest. Therefore, by … Read more
01 Introduction The SMD RGB light is a three-color LED light made using SMD technology (Surface Mount Technology). Specifically, it packages one red, one green, and one blue light-emitting diode into a light module, which is then soldered onto a PCB using SMT solder paste to create a unit module. This technology improves the durability … Read more
Whac-A-Mole Game Device Based on micro:bit The Whac-A-Mole game is familiar to everyone; it once became a sensation, whether in the form of a computer mini-game or a handheld toy, the presence of the Whac-A-Mole game is hard to miss. Today, we will utilize the wireless communication feature of the micro:bit to create a modular … Read more
01 Introduction The dual color LED sensor is an LED that can display two colors. It has three states: off; color 1 on; color 2 on. Depending on the color combinations, dual color LEDs can be red-blue, yellow-blue, red-green, etc. Dual color LEDs are commonly used as status indicator lights, such as indicating whether an … Read more
01 Introduction A reed switch, also known as a reed relay, is a type of sensor that controls the opening and closing of a switch through the application of a magnetic field. It was invented at Bell Labs in 1936, consisting of two ferromagnetic metal strips placed within a glass tube filled with inert gas. … Read more
A major feature of MakeCode is its ability to enable programming through a graphical interface, making programming simple and enjoyable. Additionally, MakeCode can be extended with various functionalities through packages, allowing connections to various sensors and modules. This not only fully utilizes the convenience of graphical programming but also offers unlimited extensibility, broadening its application … Read more