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This problem is solved using the assembly language of the 51 single-chip microcomputer. In fact, it is to subtract two bytes of BCD code. The vertical formula is as follows: 07 04H - 00 ...[Details]
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Rectification
circuits
are widely used in DC motor speed regulation, DC voltage regulation,
and
other occasions. The three-phase half-controlled rectifier bridge circuit structure i...[Details]
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I still remember that in junior high school, semi-smart phones became popular. It was the first time for everyone to come into contact with the concept of traffic and the first time to experience the...[Details]
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Orange Pi officially launched the OrangePi 5 Max development board. The development board is equipped with 4/8/16GB onboard LPDDR5 memory.
As an upgraded product of the OrangePi 5 Pro de...[Details]
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Hardware conditions: Use Zhongjingyuan Electronics 0.96-inch OLED, 7 lines are as follows: VCC-------- Power Supply GND------- Ground D0--------- SCK, connected to SCK of SPI1, PA5 D1--------- MOSI, ...[Details]
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0 Introduction With the gradual consumption of conventional energy, renewable energy has attracted people's attention, and wind energy and solar energy have emerged from many renewable energy sources...[Details]
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Epidemic prevention and control has put forward new requirements for traditional industries, including power grid companies, in terms of digital development. Since January this year, the informatio...[Details]
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1. Control signals for accessing program memory When the AT89S51 microcontroller accesses the external program memory, the following three control signals are used. (1) ALE - used for low...[Details]
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According to MoneyDJ, the e-commerce giant Amazon launched its first smartphone, the Fire Phone, in 2014, but it failed and it withdrew from the mobile phone market in 2015. However, a senior Amazon ...[Details]
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May 6, 2020 - Recently, TE Connectivity (hereinafter referred to as "TE"), a global leader in connectivity and sensing, announced its second quarter financial report ending March 27, 2020. Sec...[Details]
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Tencent Technology (Shenzhen) Co., Ltd. recently added a number of patent information, one of which is related to blockchain technology, which is said to be able to effectively improve the efficiency...[Details]
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At the beginning of 2022, Hou Cong's "dinner" with Huang Chang was changed to a park outside the North Fifth Ring Road because his nucleic acid had expired. While eating French fries and hamburgers, ...[Details]
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The current round of automotive semiconductor supply crisis is still ongoing. The imbalance between supply and demand in markets such as Japan, Europe, and North America has led to frequent productio...[Details]
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In the early 20th century, nighttime driving was extremely dangerous. Drivers were illuminated by kerosene lamps, using hand signals and shouting to tell others what maneuvers to perform, while guess...[Details]
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MiR Fleet Enterprise is more than just a simple upgrade; it also brings modules that keep pace with customer needs and technological developments, as well as other advanced features.
Sha...[Details]
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