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According to the latest data shared by IDC, Apple's global shipments of wearable devices reached 12.8 million in the first quarter of 2019. Apple's wearable devices include Apple Watch, AirPods and B...[Details]
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Preface In the process of hardware transmission, the communication between modules is indispensable. Let's make a simple summary of the knowledge learned recently. Basic concepts of communication...[Details]
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On June 11, the Ministry of Industry and Information Technology released a catalog of recommended models for the promotion and application of new energy vehicles (the 7th batch in 2020), among which ...[Details]
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Traditional power amplifier circuits usually use voltage feedback, which can achieve very low distortion, good frequency characteristics and large damping coefficient, but it is not easy to achieve a...[Details]
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There were relatively few new phones released in February. Huawei's Mate X2 folding screen phone eliminates creases, and the Redmi K40 series has a high cost-performance ratio. Which new products are...[Details]
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Traditional low-power MCU designs are mainly based on 8-bit MCUs, because 8-bit cores have relatively fewer threshold gates, low operating or leakage current, and relatively low prices. However, many...[Details]
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Selection of the working mode of the switching power supply: In the switching power supply circuit, there are four basic types: single-ended flyback, single-ended forward, half-bridge and full-br...[Details]
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“If you think you have it all figured out, you’re not going fast enough.” — Mario Andretti Over the years, automobile manufacturers have been challenged by the need for more power. In the early day...[Details]
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introduction
What is a fuel cell?
The basic working principle of all fuel cells is the same: converting the chemical energy of hydrogen into electrical energy. However, several different types of f...[Details]
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Recently, the U.S. government announced a major decision to provide up to $8.5 billion in subsidies to semiconductor giant Intel and an additional $11 billion in loans to promote the company's semico...[Details]
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I saw the method of serial port receiving on the avr forum. It was helpful for the project, so I recorded it. Thanks to AVRBBS for providing the method static unsigned char i; //Define a static...[Details]
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In October this year, Microsoft launched a new Surface Pro 2-in-1 notebook, which added a USB-C interface in response to user requests, but still retained the Surface Connect interface. Now, th...[Details]
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On August 22, 2022, at the 2022 Second China Automotive Human-Computer Interaction Innovation Conference hosted by Gasgoo, Chen Zhi, deputy director of the Intelligent Connected Vehicle Software Tech...[Details]
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In this article, the editor will introduce the working principle of the 4×4 column keyboard of the PIC microcontroller to help everyone increase their understanding of the PIC microcontroller keyboar...[Details]
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210 startup process:
Although there is a distinction between BL1 and BL2 in 2440 and 6410, the same is true for 210:
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