Snowboard Gear Outdoor snow fields Snowboard gear includes the following: This article focuses on protective gear, which ishighly recommended equipment. (Other equipment will be shared in separate articles) Some say: “Lacking skills, just rely on gear,” but besides the essential gear, protective gear is also extremely important, especially for beginners. Chinese snow fields mainly have … Read more
There is a saying that every family will have a home server in the future. This seems a bit generalized and arbitrary, especially considering the billions of people in China. After smartphones became popular, very few people need to use computers, and even fewer families need to set up a server at home. As for … Read more
01 Abstract The commonly used chip for the Arduino development board is the AVR microcontroller series produced by Atmel. The most common one is the ATmega328P, which is widely used in the Arduino Uno development board. Developing AVR microcontrollers using the Arduino platform is very convenient. The Arduino IDE provides a very simple and user-friendly … Read more
The maker space is an important core element of maker education.If we liken the function of a maker space to a “kitchen,” many primary and secondary schools already have their own “maker kitchens,” addressing the “basic needs” of creativity. The next step is how to eat healthily and uniquely, and how to transform the beloved … Read more
Virology Video Series has concluded. Starting today, I will bring you the Nature video series. It includes various experimental principles, techniques, article writing, etc., with English text included. Animated explanations make it easy to understand. English subtitle text Scientists have been making rapid progress in understanding RNA interference or RNAi. Many organisms use RNAi to … Read more
This article takes the example of controlling an LED blinking. 1 Two-Layer Structure Hardware layer and software layer — the coarsest layered architecture: 2 Three-Layer Structure Hardware layer, driver layer, application layer: 3 Four-Layer Structure Hardware layer, driver layer, operating system layer, application layer: From the above examples, it seems that the more layers there … Read more
NO.1 Final Result Installed Raspberry Pi 5 OS (64-bit recommended system) Note this is not a slim version, nor is it the full recommended software version, and it is not a 32-bit version The system size is about 1.2GB Desktop version interface For the convenience of the desktop and testing desktop memory usage, I ultimately … Read more
Our Arduino WiFi introduction generally uses the ESP8266 WiFi module chip. Nowadays, people like me who go online every day without knowing about WiFi are already OUT, so let’s quickly catch up: ESP8266 can boot directly from external flash memory when equipped and used as the only application processor in a device. The built-in high-speed … Read more
This article introduces how to enable/disable SELinux permissions in the open-source OpenHarmony system,demonstrated on the Tactile Intelligence Purple Pi OH development board, which is equipped with the Rockchip RK3566 chip, designed like a Raspberry Pi, recommended by the Laval official community, and has adapted to the new OpenHarmony 5.0 Release system! SELinux Permission Status SELinux … Read more
This article continues to discuss the tinkering process of using the EliteDesk 800G6 SFF as a home storage server. Introduction Recently, to organize data and models, I have been working on home storage devices, and also reset this EliteDesk 800G6 SFF that I assembled earlier this year. Currently, I am enhancing this device with various … Read more