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The serial communication port of 80C51 is a powerful communication port, and it is also very easy to use. The program writing is also very simple. Let's talk about it separately:
S...[Details]
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时差式超声波流量计是当今世界上具竞争力的流量测量手段,其测量线精度高于1.0%。由于工业现场特别是管路周围环境的多样性,因此,怎样根据特定的环境安装调试超声波流量计,就成了超声波流量测量领域的一个重要课题,本规程详解了超声波流量计的安装细节,从而进一步完整体现了超声波流量计的精度、可靠性和稳定性的优势,大大降低日后的维护工作甚至免维护。 安装规程细解 (一)详细了解现场情况 超声波流量计在安...[Details]
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News on the morning of October 21st, there are still three days before the official release of iPhone 12 and 12 Pro. Global media have released relevant reviews. Let’s summarize them. The Ve...[Details]
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There are many types of probes, among which high-voltage differential probes are widely used in switching power supply applications and are also one of the probes used by many engineers. High voltage...[Details]
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High fidelity (hi-fi), consumer electronics, audio systems, home theater But this approach breeds a lot of problems, such as limiting mobility, and messy and obtrusive cables throughout the room (...[Details]
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Brain tissue has a high metabolic rate, and its oxygen consumption accounts for 20% of the total body oxygen consumption. It is also particularly sensitive to hypoxia. Short-term hypoxia may cause ...[Details]
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Recently, the 500kW photovoltaic grid-connected inverter independently developed by Jingyi Green Energy Company successfully passed the low voltage ride-through full-function test of the State Grid...[Details]
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I have been in contact with STM32 for a while, and I have a simple introduction to it. However, due to some reasons, I am only writing this entry-level key-related program today, which is divided int...[Details]
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Abstract: A design scheme for a closed-loop system of a phase-shifted full-bridge DC/DC converter is proposed. A dual closed-loop control system is designed based on the PWM control device
UCC3895...[Details]
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1. Test instruments:
2.5GHz bandwidth, 40GS/s sampling rate, maximum 256Mpts analyzable storage depth, X-Stream II streaming structure - 10-100 times faster than other oscilloscopes, with the...[Details]
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For many power supply novices, when using an oscilloscope to test waveforms, they have encountered the problem of tube explosion. What causes tube explosion? How to solve it? Let's take a look at th...[Details]
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The principle of buzzer
The buzzer works on the principle of piezoelectric effect. When an alternating voltage is applied to it, it will generate mechanical vibration; conversely, when a mecha...[Details]
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Resistors are the most commonly used components, especially color ring resistors, which are really everywhere. How to identify color ring resistors has become a difficult problem. Here we will intr...[Details]
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Microcontroller programmers need to know how long their programs take, what the while cycle is, and whether the delay is as accurate as the function description. Many times, we want to know these p...[Details]
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As the "central brain" of smart cars, the performance ceiling of smart driving chips will directly determine the upper limit of a car's intelligent driving level.
In the early days, the ...[Details]