Year: 2025

UartAssist: A Free and Powerful Serial Debugging Assistant for IoT Devices

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UartAssist: A Free and Powerful Serial Debugging Assistant for IoT Devices

In electronic engineering, embedded development, and IoT projects, serial communication is a common method for data transmission. To facilitate developers in debugging serial devices, an efficient, user-friendly, and feature-rich serial debugging tool is essential. Today, we introduce a completely free and open-source serial debugging tool—UartAssist.Download link at the end of the article! 01 ————— Software … Read more

UartAssist: The Open Source Serial Debugging Tool Essential for Embedded Development

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UartAssist: The Open Source Serial Debugging Tool Essential for Embedded Development

Introduction In the realm of IoT and embedded development, serial debugging is an unavoidable “basic operation”. But when faced with various bizarre baud rates, strange parity bits, and the ever-confusing virtual serial ports, have you also experienced the following moments of frustration? ❌ Debugging tools lag more than the code❌ Manually typing AT commands to … Read more

AI Coding – How to Use SPI Device to Operate TPM Registers on Raspberry Pi

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AI Coding - How to Use SPI Device to Operate TPM Registers on Raspberry Pi

#include<stdio.h> #include<stdlib.h> #include<fcntl.h> #include<unistd.h> #include<sys/ioctl.h> #include<linux/spi/spidev.h> // Define the SPI device path #define SPI_DEVICE“/dev/spidev0.0” // Set the SPI mode unsigned char spi_mode = SPI_MODE_0; // Set the number of bits per word unsigned char spi_bits_per_mode = 8; // Set the maximum SPI transfer speed in Hz int spi_max_speed_hz = 1000000; // Initialize the SPI device … Read more

SpringBoot + SPI Mechanism: Easily Implement Pluggable Components

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SpringBoot + SPI Mechanism: Easily Implement Pluggable Components

Java SPI (Service Provider Interface) is a service provider interface that provides a service discovery and loading mechanism in Java, allowing developers to define multiple implementations for an interface and dynamically discover and load these implementations at runtime. The core of the Java SPI mechanism is that it provides a way for service providers to … Read more

Durabook – Manufacturer of Industrial-Grade Laptops and Tablets for Forklifts

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Durabook - Manufacturer of Industrial-Grade Laptops and Tablets for Forklifts

As the complexity of global supply chains and the demand for efficiency continue to rise, the transportation and logistics industry is facing unprecedented challenges. In this context, adopting advanced technological equipment has become key to enhancing operational efficiency, ensuring data security, and promoting sustainable development in the industry. Durabook, a durable equipment manufacturer from Taiwan, … Read more

Ankai Micro: The Invisible Champion of IoT Chips – Why Are Institutions Increasing Their Holdings?

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Ankai Micro: The Invisible Champion of IoT Chips - Why Are Institutions Increasing Their Holdings?

In the turbulent semiconductor industry, there is a company that has quietly operated for 24 years, leveraging a “technology + ecosystem” dual-drive strategy to quietly occupy an important position in the IoT chip market. This company is Ankai Micro. As a veteran player deeply engaged in core SoC chips for IoT smart hardware, how does … Read more

Exploring the ‘Heart’ of Optical Communication: High-Speed Optical Chips and Devices

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Exploring the 'Heart' of Optical Communication: High-Speed Optical Chips and Devices

In the age of information explosion, we watch videos, transfer files, and play cloud games every day, all relying on a “light-speed highway”—the optical communication network. The cornerstone of this road is the “high-speed optical chips” and “optical devices.” They act as “opto-electronic translators,” converting electrical signals into optical signals, allowing data to travel across … Read more

Choking on Competition! Analysis of the Performance of A-Share Listed RF Front-End Chip Companies in 2024 and Q1 2025

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Choking on Competition! Analysis of the Performance of A-Share Listed RF Front-End Chip Companies in 2024 and Q1 2025

Recently, Wuhan Guangju Microelectronics Co., Ltd., a filter IDM company that just completed a 189 million yuan B+ round of financing, published a letter to all employees. The letter pointed out that under the complex and changing global economic landscape, the company faces multiple challenges including intense industry competition, difficulty in maintaining orders, low-price competition … Read more

Countdown to NVIDIA’s Supply Cut: The Rise of Domestic Chips and the 360 Billion AI Market’s Power Struggle

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Countdown to NVIDIA's Supply Cut: The Rise of Domestic Chips and the 360 Billion AI Market's Power Struggle

Introduction: A “Shadow War” Changing the Global Tech Landscape In May 2025, in a laboratory at a tech park in Shenzhen, engineer Xiao Li is testing an AI server equipped with the Ascend 910B chip—this device achieves nearly the same inference performance as NVIDIA’s H20 chip at one-third of the cost. At the same time, … Read more

Switch 2 Chip Exposed: GPU Size Larger than RTX 3050? Is Nintendo Building a Battleship?

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Switch 2 Chip Exposed: GPU Size Larger than RTX 3050? Is Nintendo Building a Battleship?

Nintendo’s culture of secrecy has always been tight, even bugs in “Zelda” are hidden like treasures. But this time, the mainboard and SoC of the Switch 2 have surprisingly been unearthed by players from a certain marketplace?! And it’s not just images or concept art; it’s a physical mainboard + teardown video + GPU analysis … Read more