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In order to reduce interference and increase the reliability of the control circuit, the control circuit is completely separated from the power drive circuit during system design. The power part and ...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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Jiwei.com reported on April 27 that recently, Xiaomi Group partner, President of China & International Department, and General Manager of Redmi Brand Lu Weibing wrote an article to explain in detail ...[Details]
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We first need to understand what is an interrupt? An interruption means that the CPU must pause the current task due to external reasons during the execution of a certain process, handle other tasks,...[Details]
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For cars, the most stringent test is the IIHS crash test. Its 25% offset crash test has caused many models to receive poor ratings. On February 24, the Insurance Institute for Highway Safety (IIHS...[Details]
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To use an 8M crystal oscillator, you need to modify two macro definitions based on the official example: 1) Change PLL_M to 8 in systm_stm32f40x.c 2) Change HSE_VALUE to 8000000 in stm32f40x.h, as fo...[Details]
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The waveform measured by electrodes from the human body surface and displayed after amplification is called an electrocardiogram (ECG). Clinically, ECG is one of the main bases for doctors to diagn...[Details]
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After P30 and P30 Pro, Huawei's next heavyweight new product is the upcoming nova 5. On June 12, blogger @数码闲聊站 exposed a film that is suspected to be the Huawei nova 5. The film suggests th...[Details]
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According to a report from Chedongxi on December 13, today, the US Federal Communications Commission (FCC) unanimously voted to approve a proposal that will reallocate 75MHz of spectrum in the 5.9...[Details]
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Hardware environment: I2C Master: STM8S003 I2C slave: HTU21D Control mode: Hardware IIC Problem Description: During the normal operation of the program, unplug the device power and quickly plug...[Details]
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A mobile power bank is a portable charger that integrates power supply and charging functions. It can charge or power standby for digital devices such as mobile phones anytime and anywhere. It usuall...[Details]
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1. Design introduction Currently, a heart rate detector is implemented based on STC89C52 microcontroller and PCF8591, PulseSensor heart rate sensor, SSD1306 OLED display and other components. The det...[Details]
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There is more to new energy than just electricity, and more to electricity than just batteries in cars. To break through people's stereotypes about new energy vehicles, Lamborghini and MIT collaborat...[Details]
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Huawei sued the U.S. government in the United States, claiming its sales ban was unconstitutional, but Huawei asked the court on July 3 to reject the case. According to the latest news disclosed by t...[Details]
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1. Introduction
With the development of online video platforms, users' demand for 4K high-definition quality is growing. However, many users have found that even if they have purchased m...[Details]