I designed a USB HUB communication board myself using NEC's USB HUB chip. The structure is as follows: the PC is connected to the NEC upd720112 1-to-4 HUB chip, two of the downstream ports of the upd7...
Four-pin active crystal oscillator circuit diagram
1. Appearance 2. Pins 3. Four-pin active crystal oscillator EMC design standard circuit How to use a four-pin active crystal oscillator
Active...
Large capacitors are generally larger in size due to their large capacity, and are usually made using a multi-layer winding method, which results in a larger distributed inductance of the large capaci...
[font=微软雅黑][size=3][color=#000000]In 2006, when I just started working, I wanted to buy an MP3 player because I was always alone outdoors due to my work and it was very boring. The mobile phone I used...
[b]1. Experimental Task[/b] Use the MCU AT89S51 and ADC0809 to design a digital voltmeter that can measure the DC voltage value between 0-5V and display the four-digit digital display, but the number ...
On August 24th, Tesla CEO Elon
Musk
revealed information about the upcoming FSD V14, claiming it will outperform human drivers. Tesla FSD lead Ashok stated last year that FSD version 12.5, ...[Details]
With the booming electronics industry, vision systems have become a leader in the electronics automation sector. However, the delicate nature of electronic products often affects product yields due...[Details]
The problem of dynamic sealing of equipment always exists with the operation of the equipment. Today, we have specially sorted out the various commonly used sealing forms, usage scope and character...[Details]
On August 24th, media outlets reported, citing sources, that NavInfo, a listed company on the A-share market, is nearing completion in its acquisition of the intelligent driving c...[Details]
Zos Automotive Research Institute released the "2025
Smart Cockpit
Tier 1 Research Report (Domestic Edition)."
This report analyzes the operating conditions of more than a dozen ...[Details]
introduction
Sonar imaging is of great significance in marine resource development and defense. Its long range, intuitive display of the observed area, and target identification make it widely...[Details]
Keysight Technologies is combining its electromagnetic simulator with Synopsys' AI-driven RF design migration flow to create an integrated design flow for migrating from TSMC's N6RF+ process techno...[Details]
1. Ease of Use: The HMI module should be designed to be simple and clear, allowing users to easily operate and configure the energy storage device.
2. Ease of Maintenance: The HMI module should...[Details]
On August 22, according to CNBC's report today, the National Highway Traffic Safety Administration (NHTSA) is launching an investigation into Tesla, and the latter is questioned whether it has fail...[Details]
Coal mines typically contain gas and coal dust. When gas and coal dust reach a certain concentration, they can cause explosions. Electrical equipment generates arcs during normal operation or durin...[Details]
Plessey Semiconductors has been acquired by Haylo Labs, which was established in March last year with a $100 million, five-year loan from Chinese technology company Goertek.
Haylo Labs w...[Details]
Bosch has released a new SoC series to support L2+ advanced driver assistance functions. The chip integrates high resolution and long-range detection capabilities, and has built-in support for neur...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
Introduction: In digital circuit calculations, there is no concept of decimal points. You know where the decimal is, but the circuit does not know where the decimal point is. Therefore, you need to...[Details]
I recently read an article in the Wall Street Journal titled "We need the right to repair our gadgets" (reference original article: ). The author was very angry about the phenomenon of "planned obs...[Details]
Embedded System
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