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 Beijing time, May 1st morning news, market research firm Canalys released a report on Friday saying that the new coronavirus epidemic had a serious impact on the global smartphone market in the firs...[Details]

Some time ago, Huang Shicong, a famous host on a Taiwanese TV show, became famous for his joke that "mainland Chinese people can't afford Fuling Zhacai". Compared with his previous "ignorance", the P...[Details]

1. Overview of Virtual Instruments According to the various situations of current automobile engineering tests, it is an urgent requirement for our current automobile testing to establish a fl...[Details]

Imported bookshelf speakers are expensive, but they are still loved by many audiophiles. ■Dynaudio Contour 1·1 has a sensitivity of 86dB, a rated impedance of 4Ω, a frequency response range of...[Details]

Since the opening of the first commercial telegraph line in 1844, the global telecommunications industry has been demonstrating the most advanced technical and economic progress to the world. All a...[Details]

According to Reuters, Google faced a class-action lawsuit seeking more than $5 billion on Tuesday local time, accusing it of illegally violating the privacy of millions of users by widely tracking th...[Details]

This article briefly explores the causes and consequences of ESD and EMI in mobile audio systems. It then examines the use of ESD suppressors and EMI filters to avoid these threats. Finally, it com...[Details]

Serial port is the simplest serial interface and debugging tool Older friends all know that the earliest 51 microcontrollers did not have as many peripherals as today, such as built-in ADC, SPI, CAN,...[Details]

On May 30, technology media The Information published a blog post yesterday stating that Apple had contacted OpenAI as early as mid-2023, and Microsoft was concerned about the deal between the two ...[Details]

We often need to set an I/O port as output, input, or input with pull-up. In fastavr, this is how it works:  Example: Set the entire A port as output: ddra=255 'Decimal representation, the single qu...[Details]

At 8 pm on May 15, Robin Li appeared in Baidu's live broadcast room and had a conversation with Fan Deng, the founder of Fan Deng Reading, on the theme of "Home·Books". It is worth noting that Baidu ...[Details]

At six in the morning, at the security checkpoint of Beijing Daxing Airport, sleepy business travelers were already ready to go. It was a little different from every previous trip. This time they wer...[Details]

Relevant survey data show that in motor -driven systems, motor power consumption often accounts for 45% of total power consumption. In order to achieve high reliability, low cost and high efficie...[Details]

1. Compilation error when changing the MCU model (from STM32F103ZET6 to STM32F107RCT6 in Keil):    This problem occurs because the corresponding processor's internal resources are less than the int...[Details]

In the medical field, a revolution is emerging driven by digitalization and intelligence... As a new force, Laiwei Technology (Zhejiang) Co., Ltd. (hereinafter referred to ...[Details]