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On March 16, the Hebei Provincial Energy Bureau issued a notice on the "Guidelines for the Construction of Rooftop Distributed Photovoltaic (Trial)". According to the document, this specification s...[Details]
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#include "C8051F040.h" #define uchar unsigned char #define uint unsigned int uchar xdata virt_port; bit SPI_BUSY; unsigned char xdata tab1 ={0x53,0x31,0x53,0x32,0x53,0x33,0x53,0x34}; sbit key...[Details]
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As the latest lighting technology, LED has advantages not only in terms of light quality, but also in terms of production, manufacturing and ease of use, which greatly surpass traditional light s...[Details]
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On January 6, the Passenger Vehicle Branch of SAIC Motor Corporation Limited (hereinafter referred to as "SAIC Passenger Vehicle") officially awarded the EMC testing and accreditation certificate to ...[Details]
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Technology Trend: Developing Qi Standard Version 2.0 The car mobile phone wireless charging module is a device that uses wireless charging technology to charge mobile phone devices in the car. Main...[Details]
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STM32 SPI flash read and write test experiment report 1. Experimental Purpose 1. Learn the basic working principle of SPI 2. Deepen your understanding of STM32SPI through experiments 3. Use STM32's S...[Details]
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On September 13, according to Reuters and Bloomberg, a person familiar with the matter confirmed on Thursday local time that General Motors is in talks to purchase power batteries that use CATL's t...[Details]
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Today, OPPO officially launched the OPPO Reno6 series of mobile phones in Qinhuangdao, which supports AI radiant makeup and radiant light spot portrait video. The OPPO Reno6 series offers OPPO Reno...[Details]
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Design
Original intention: The fundamentals of phono circuits are nothing more than signal-to-noise ratio, harmonic distortion and dynamic range. The key is to
obtain a good signal-t...[Details]
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Beijing Daily client reported on August 25 that the issue of whether 4G network speed has been reduced has recently been pushed to the forefront. The reporter learned on August 25 that the Broadband ...[Details]
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On August 11, according to foreign media reports, several people familiar with the matter revealed that BYD has begun delivering blade batteries to Tesla's super factory in Berlin. According to re...[Details]
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Solution Design
The servo is used as the driving motor of the Rubik's Cube. From the driving principle of the servo, it can be seen that the speed of the servo is not related to the main frequ...[Details]
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In our daily work, we often encounter device failures or system failures. In order to clearly define the severity of the failure event, we need to quantitatively describe the specific failure rate. T...[Details]
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2-1-1-17. Calculation of coil inductance
In the process of switching power supply circuit design or circuit testing, the inductance of the coil or wire and the number of turns of the coil ...[Details]
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Using a single-chip microcomputer to play music is probably one of the issues that single-chip microcomputer enthusiasts are interested in. Here we use the experimental board provided by the website t...[Details]
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