CPU power management

Efficient Charging and Discharging! INJOINIC IP5528 Charging Case SoC Adopted by Baseus Bowie M3s True Wireless Noise-Canceling Headphones

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Efficient Charging and Discharging! INJOINIC IP5528 Charging Case SoC Adopted by Baseus Bowie M3s True Wireless Noise-Canceling Headphones

Noise-canceling headphones have become a necessity in people’s lives, isolating noisy voices during commutes, blocking keyboard noise in offices, and immersing in pure sound quality during solitary nights. Their application scenarios are becoming increasingly diverse. In the noise-canceling headphone market, Baseus occupies an important position thanks to its technological iterations and scenario-based designs. Recently, I … Read more

Why is Everyone Focusing on ASICs?

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Why is Everyone Focusing on ASICs?

(Source: allaboutcircuits)Understand how Application-Specific Integrated Circuits (ASICs) help companies leverage their critical IP and differentiate themselves from competitors using off-the-shelf ICs.Off-the-shelf integrated circuits (ICs) offer numerous advantages to electronic system designers. The most notable advantage is convenience. Vendors provide evaluation boards and other support, enabling designers to easily prototype solutions and bring them to market. … Read more

Industry News: Yuan Shan Intelligent Obtains Patent for External Supercapacitor Device Based on PLC, Enabling Self-Replacement of Capacitors Without Factory Repair

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Industry News: Yuan Shan Intelligent Obtains Patent for External Supercapacitor Device Based on PLC, Enabling Self-Replacement of Capacitors Without Factory Repair

On July 15, 2025, information from the National Intellectual Property Administration shows that Beijing Yuan Shan Intelligent Technology Co., Ltd. has obtained a patent titled “External Supercapacitor Device Based on PLC,” with authorization announcement number CN223108299U, and the application date is September 2024.The patent abstract indicates that this utility model provides an external supercapacitor device … Read more

Deep Power Management Development with ESP32: Wake Source Configuration

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Deep Power Management Development with ESP32: Wake Source Configuration

The deep sleep mode of the ESP32 allows for ultra-low power consumption (in the microamp range) by configuring wake sources, making it suitable for IoT devices that require long standby times. Below are the methods for configuring wake sources in the ESP32 deep sleep mode along with code examples: 1. Types of Wake Sources The … Read more

Traps in STM32 Clock System Design

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Traps in STM32 Clock System Design

Click the aboveblue text to follow us The clock system is a core component of STM32 microcontrollers, responsible for providing timing signals to all modules of the chip, ensuring stable operation of the system. However, there are many easily overlooked traps in the design of the clock system. If not handled carefully, it may lead … Read more

Discussion on PMIC and SBC

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Discussion on PMIC and SBC

Today, let’s take a break from the hustle and simply write a bit. In ECU design, the selection of power supply chips is an unavoidable topic, so let’s discuss the characteristics of PMICs and SBCs and summarize them briefly. PMIC, short for Power Management Integrated Circuits, sounds very professional: power management. Its core task is … Read more

High Power Density Power Module for Edge AI Applications

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High Power Density Power Module for Edge AI Applications

In modern AI data centers and edge computing environments, high power density and integration are mandatory requirements. To meet the demand for efficient power management solutions, Microchip Technology has launched the MCPF1412 power module, a highly integrated Point of Load (POL) buck converter featuring I2C and PMBus® interfaces, compact size, system telemetry, and protection functions, … Read more

ESP32 Development Board Selection and Hardware Design: Comparison of Mainstream Development Board Hardware

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ESP32 Development Board Selection and Hardware Design: Comparison of Mainstream Development Board Hardware

The following is a hardware comparison and selection guide for mainstream ESP32 development boards, covering core parameters, expansion capabilities, power consumption design, and applicable scenarios to help you accurately match project requirements: 1. Comparison of Core Parameters of Mainstream ESP32 Development Boards Development Board Model Core Chip Flash/PSRAM Wireless Features Key Interfaces Power Consumption Features … Read more

Introduction to ESP32

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Introduction to ESP32

Introduction: From “Lighting Tool” to “IoT Dominator” “In 2016, a Chinese chip emerged, priced at only 1/3 of Arduino, yet 5 times more powerful – it is called ESP32, and today, 1 in every 3 IoT devices globally uses it.” Today, we will discuss how this “budget-friendly” chip has revolutionized hardware development, even causing concern … Read more

Overview and Software Architecture of the Linux cpuidle Framework

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Overview and Software Architecture of the Linux cpuidle Framework

[Image] Follow us for the latest technology news! [Image]1. Introduction In a computer system, the function of the CPU is to execute programs, which can be summarized as the processes we learn in textbooks: fetching instructions, decoding, and executing. So the question arises, what should the CPU do when there are no programs to execute? … Read more