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On June 29, State Grid Energy Research Institute Co., Ltd. released the first batch of basic research annual reports in 2019, which comprehensively analyzed and summarized the international and dom...[Details]
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If the FieldFox series of handheld RF and microwave analyzers have a spectrum analyzer function, then field strength testing can be performed. The specific steps are as follows: Enter the spectrum a...[Details]
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introduction Due to the emergence of various new microprocessors and the continuous deepening of their applications, embedded systems have achieved unprecedented development in the post-PC era. Wit...[Details]
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In the application fields of starting and large-scale energy storage, lead-acid batteries occupy a dominant position due to their mature technology, high safety, high recycling rate, low price, etc...[Details]
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On April 17, Yangjie Technology released its 2019 annual report, stating that the company achieved operating income of 2.007 billion yuan, a year-on-year increase of 8.39%, and net profit attributabl...[Details]
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1. Specific parameters:
When using a light emitting diode (LED), a resistor must be connected in series to limit the current: R = (E - U) / I
Note: E: power supply voltage, usually 5 V
...[Details]
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Abstract: This article systematically introduces the development and research of bedside ECG data acquisition system, focusing on several key technologies: high-performance preamplifier circuit ...[Details]
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Lightning protection is difficult to implement, mainly due to the following problems:
1. The instrument is usually installed in places where there are few people and the roads are difficult to ...[Details]
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With the advancement of technology, lighting tools and methods are constantly changing. Users have higher and higher standards for illumination, uniformity, color rendering and energy efficiency of li...[Details]
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Obtaining capital support from the entire industry chain to accelerate the layout of the automotive-grade high-end processor market
(Shanghai, July 19, 2022) Recently, Hubei Core Tec...[Details]
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Due to energy and pollution issues, electric vehicles are becoming a hot topic in automotive technology research and development. Electric vehicles are divided into pure electric vehicles, hybrid v...[Details]
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The PCB schematic is as follows. I remember it was drawn with protel at that time. The circuit schematic is as follows: Drawing software is the same as above Experiment reference C language code ...[Details]
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Test conditions: PIC16F676 uses internal 4MHz RC oscillation, power supply voltage 5V, test current consumption in sleep mode
When the external IO port of the microcontroller is set as input an...[Details]
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Bus node CPX-M-FB35
Operating voltage range DC: 18 V ... 30 V
Parameter settings:
Diagnostic features, error-proof response, forced channels, signal settings, system parameters...[Details]
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As smartphone performance continues to upgrade, the mobile game market is booming, and more and more realistic games are loved by gamers. It can be said that creating a real game world is a goal that...[Details]
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