Building an Airplane Observer with Raspberry Pi

Building an Airplane Observer with Raspberry Pi

This project uses a Raspberry Pi with ultra-low-cost software-defined radio (SDR) hardware to receive tracking information sent by airborne S-mode transponders from millions of miles away. The Raspberry Pi is equipped with a sleek 3.5-inch TFT display to provide a convenient overview of aircraft activity. Hardware The RTL2832U-based tiny SDR receiver (124-5461) was originally designed … Read more

Innovative Technology Projects: Smart Rings, ESP32 Video Playback, and Interactive Treadmill Enhancements

Innovative Technology Projects: Smart Rings, ESP32 Video Playback, and Interactive Treadmill Enhancements

【Click the top「blue text」 to follow DF Maker Community and become a tech aesthetician together】 The community public account records shareable maker-related content every week, published every Friday~ Welcome to submit or recommend relevant content. Submission email: <span>[email protected]</span> Smart Ring: Monitor Health Anytime, Powered by Sweat This ring is powered by the wearer’s fingertip sweat … Read more

The Rise of China’s FPGA Giants: A 35-Year Technological Chase with the US

The Rise of China’s FPGA Giants: A 35-Year Technological Chase with the US

Highlights: FPGA chip technology is rapidly catching up with the US! Will these eight companies become the hope for the entire country? At the end of May, the Nikkei Asian Review quoted industry insiders revealing that Huawei has stockpiled two years’ worth of key US chips, especially hoping to stockpile imported FPGA (Field Programmable Gate … Read more

Review of the High-Performance Mini PC with Ryzen 6900HX and 32GB RAM: Zero刻 GTR6

Review of the High-Performance Mini PC with Ryzen 6900HX and 32GB RAM: Zero刻 GTR6

The mini PC brand “Zero刻” has launched its flagship model, the GTR series, which has welcomed the new generation, the Zero刻 GTR6. Compared to the previous generation GTR5, the performance and many other aspects of the Zero刻 GTR6 have seen significant improvements. For example, in terms of graphics cards, the previous generation GTR5 could only … Read more

How to Fix WiFi Connection Issues on Google Phones/Nexus/LineageOS

How to Fix WiFi Connection Issues on Google Phones/Nexus/LineageOS

Have you ever noticed that after flashing foreign Android native systems, when connecting to all WiFi networks, it prompts “Connected, but no internet access”? This message appears, but you can still browse the internet normally. This is actually because the server used internally by the system to verify network connectivity is unreachable from China, hence … Read more

Analysis of the Current Development Status of China’s Display Panel Industry in 2023: Rapid Development of Mini LED Technology, Accelerating the Transformation and Upgrading of the LCD Industry

Analysis of the Current Development Status of China's Display Panel Industry in 2023: Rapid Development of Mini LED Technology, Accelerating the Transformation and Upgrading of the LCD Industry

Technology Classification: The national attention to the industry continues to increase, with LCD and OLED display technologies being the market mainstream. The display panel is an important component that allows people to view images. With the rapid development of China’s economy and society, the role of information display technology in people’s social activities and daily … Read more

Understanding ARM64 Architecture and Programming: Essential Cache Concepts

Understanding ARM64 Architecture and Programming: Essential Cache Concepts

The third season video course on ARM64 architecture and programming: Basics of cache knowledge (1) Why should system software engineers deeply understand cache? Cache is ubiquitous in a system, and as a systems programmer, you cannot escape it. The diagram below is a classic architecture diagram of an ARM64 system, consisting of Cortex-A72 and Cortex-A53 … Read more

How to Install Android Studio 2021: A Step-by-Step Guide

How to Install Android Studio 2021: A Step-by-Step Guide

[Download Link]: Link: https://pan.baidu.com/s/1kOxW3DHJiv3oKrt1Ys8R-g Extraction Code: vywd Software Size: 871.35M Installation Environment: Win7/Win8/Win10/Win11 The extraction password can be obtained by replying: extraction password in the official account. Software Introduction: The latest stable version of Android Studio 2021.1.1.23 is an integrated development environment developed by Google for the Android platform, containing everything a programmer needs to … Read more