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On May 30, Huawei founder Ren Zhengfei called on company employees to "dare to lead the world in software" with "greater independence and autonomy" as the company seeks growth beyond its hardware bu...[Details]
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Introduction to SDIO 1. SDIO main functions and block diagram The SDIO controller of STM32F4 supports multimedia cards (MMC cards), SD memory cards, SD I/O cards, and CE-ATA devices. The main funct...[Details]
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In July 2021, Samsung released the Samsung Galaxy F22 phone. Now, the upcoming Samsung Galaxy SM-E236B has been spotted on the Geekbench benchmark database, which should be the upcoming Galaxy ...[Details]
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1. Introduction
In the fields of petroleum, chemical industry, metallurgy, electricity, textile, light industry, water conservancy and other industries and scientific research, relevant pressu...[Details]
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The power supply system is used to power the accelerator, including a DC-200-350kV 60mA main power supply, a 30kV 100mA power supply and a 10V 3A filament power supply, of which the 30kV power supply ...[Details]
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As shown in the figure, 555 and R1, R2, C1 form an astable multivibrator, with an oscillation frequency of about 10kHz and a duty cycle of nearly 50%. VT2 and VT3 are used as switch tubes to expand...[Details]
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1. Introduction
At present, cars have not only changed in power source, driving mode and driving experience, but also the cockpit has bid farewell to the traditional boring mechanical and elec...[Details]
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Recently, Shenzhen Vitality Laser Technology Co., Ltd. (hereinafter referred to as "Vitality Laser") obtained nearly tens of millions of yuan in angel round financing, led by Qianhai Seed Fund Huaize...[Details]
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Recently, according to the information on the China Patent Publication Notice Network of the State Intellectual Property Office, SAIC Motor announced a new technology patent named "Battery Assembly, ...[Details]
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Program name: PWM module debugging program (for experimental use only)
Hardware support: STC12C2052 12...[Details]
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『New Product Release』
Common Mode Semiconductor launches the GM2500, a small-size, high-efficiency, low-EMI, synchronous 6A step-down converter based on Turbo Switch technology, which can repla...[Details]
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Microohmmeter, commonly known as milliohmmeter or microohmmeter in the market. Its testing principle is to measure through the four-wire method of bridge principle (also known as Kelvin principle abr...[Details]
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According to foreign media reports, on October 11, local time, Tsecond, a technology developer that helps companies and organizations activate big data, launched a powerful and unique solution, BRY...[Details]
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The Honor V40 5G mobile phone was officially released, using a 120Hz high refresh screen, priced from 3599 yuan. At present, the Honor V40 light luxury version 5G mobile phone has appeared in ...[Details]
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In many signal acquisition systems, range switching is required. The most common method is to adjust the gain of the amplifier. In many cases, software is needed to control the amplifier gain, or the...[Details]
PCB Design
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