Year: 2025

Exploring Popular Development Boards | 51 Microcontroller Development Boards

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Exploring Popular Development Boards | 51 Microcontroller Development Boards

Common brands of 51 microcontroller development boards include STC (Holtek Technology), Puzhong Technology, Jinsantan Electronics, ZD Atom, Wildfire Electronics, Anfu Lai Electronics, and Tianxiang Electronics. 01 STC (Holtek Technology) Development Board Holtek Semiconductor Inc. is a high-tech enterprise focused on integrated circuit design, software development, and system solution design. Its core business includes chip design, … Read more

Photovoltaic Power Generation Question Bank (Multiple Choice Questions 51-100)

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Photovoltaic Power Generation Question Bank (Multiple Choice Questions 51-100)

Multiple Choice Questions 51-100 51.When operating under conditions without shadow obstruction, with solar irradiance of( ) or above, and wind speed not exceeding( ), the temperature difference on the surface of the same photovoltaic module (the area directly above the cells) should be less than( ). Photovoltaic power plants with a capacity greater than 50 … Read more

Amazing High-Tech! 3D Printed Human Bones Are Actually Used in Surgery…

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Amazing High-Tech! 3D Printed Human Bones Are Actually Used in Surgery...

Hunan is located in the central part of China, serving as a transition zone between the eastern coastal region and the central and western regions, as well as the junction of the Yangtze River Economic Belt and the Coastal Economic Belt. In 2015, Hunan’s GDP total and growth rate both entered the top ten, indicating … Read more

Spheronization Technology: Transforming Waste into High-Performance 3D Printing Polymer Powders, Alpha Powders

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Spheronization Technology: Transforming Waste into High-Performance 3D Printing Polymer Powders, Alpha Powders

Antarctic Bear Guide: This is a highly promising technology that can spheronize polymer powder materials, and we hope the industry pays attention. In May 2025, Antarctic Bear learned that Alpha Powders, a startup based in Warsaw, aims to break the current lack of polymer supply channels for additive manufacturing through spheronization technology. Spheronization technology is … Read more

The Calligraphy of Yi Bing Shou: A Masterpiece Resembling 3D Printing

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The Calligraphy of Yi Bing Shou: A Masterpiece Resembling 3D Printing

↑↑Please click the “blue text” above to follow↑↑ The Calligraphy of Yi Bing Shou: A Masterpiece Resembling 3D Printing Yi Bing Shou, a renowned calligrapher of the Qing Dynasty, is famous for his unique style of clerical script. His calligraphy is powerful and robust, resembling the resurgence of a thousand-year-old stone tablet. To this day, … Read more

Allwinner Technology: Dual-Engine Drive of AIoT and Automotive Chips, Opportunities and Challenges Under High Growth

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Allwinner Technology: Dual-Engine Drive of AIoT and Automotive Chips, Opportunities and Challenges Under High Growth

1. Company Overview: Technology-Driven Domestic Chip Design Leader Allwinner Technology, established in 2007, is a leading domestic designer of intelligent application processor SoCs (System on Chip), adopting a Fabless model (focusing on design, outsourcing manufacturing). Its products cover four core areas: consumer electronics, smart vehicles, industrial control, and AIoT (Artificial Intelligence of Things). Core businesses … Read more

Deploying Qwen 3.0 Based on RK3588

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Deploying Qwen 3.0 Based on RK3588

Requires the following versionRKLLM https://github.com/airockchip/rknn-llm/tree/release-v1.2.1b1 Install theRKLLM-Toolkit for this version, otherwise the model conversion may fail. Download the model file, taking Qwen3-0.6B as an example https://www.modelscope.cn/models/Qwen/Qwen3-0.6B Modify rknn-llm/examples/DeepSeek-R1-Distill-Qwen-1.5B_Demo/export/export_rkllm.py Changemodelpath to the downloadedQwen3 directory modelpath = ‘/home/andy/rkllm/Qwen3-0.6B’ Executepython export_rkllm.py to convert to therkllm supported model format. INFO: rkllm-toolkit version: 1.2.1b1WARNING: Cuda device not available! switch to … Read more

Guide to PCB Layout Design for RF and Analog-Digital Circuits

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Guide to PCB Layout Design for RF and Analog-Digital Circuits

▲ Click the blue text above to follow us and not miss any valuable articles! This application note provides guidance and recommendations on the design and layout of radio frequency (RF) printed circuit boards (PCBs), including discussions on mixed-signal applications, such as digital, analog, and RF components on the same PCB. The content is organized … Read more

Layer Selection in PCB Design

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Layer Selection in PCB Design

The following diagram shows a four-layer board, but the relevant content can also be applied to circuit boards with more layers. The core of a printed circuit board is a rigid fiberglass board, which is covered with copper foil on both the top and bottom. The core part is essentially a two-layer board. To increase … Read more

Breaking Through Bottlenecks: The Embedded AI Neural Continuous Learning Engine – Replay4NCL

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Breaking Through Bottlenecks: The Embedded AI Neural Continuous Learning Engine - Replay4NCL

Researchers from the University of the Emirates, New York University Abu Dhabi, and the National University of Sciences and Technology in Pakistan have jointly launched an efficient memory replay method called Replay4NCL to address the challenges of continuous learning in embedded AI systems within dynamic environments. It is worth mentioning that this research has been … Read more