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An important factor in GPS testing is the sensitivity of the receiver. The main tests are acquisition sensitivity and tracking sensitivity. Generally speaking, the RF (radio frequency) power level re...[Details]
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With the end of the ZTE S30 series this month, ZTE has finally ushered in this year's flagship model - the ZTE Axon30 series. According to the official information currently revealed, it will ...[Details]
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Energy conservation and environmental protection will become the trend of automobile development in the future. Pure electric vehicles are an important development direction of new energy vehicles....[Details]
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Recently, I took over a project that required some very basic microcontroller operations. The only thing worth mentioning was that due to the task requirements, I needed to use a single-line communic...[Details]
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The following is a complete version of the AD7799 program, written in Keil C for ADI's 24-bit A/D AD7799 using the SPI interface program: (The VRS51L3074 microcontroller is a chip based on the 8051 c...[Details]
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An easy way to drive a brushed DC motor
This article will start with the very basics of how to drive a brushed DC motor. Most people probably have the experience of connecting a battery to a b...[Details]
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The circuit of the environmental noise monitor is shown in the figure. It is mainly composed of high-gain operational amplifier μA741. The measured noise signal is indicated by the ammeter. The operat...[Details]
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1. Test area environment: The environment around the high and low temperature test chamber may affect the conditions inside the test chamber. The performance of the test chamber should be determined ...[Details]
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While most people's phones are still using Wi-Fi 5 networks, Wi-Fi 6 has quietly arrived. Last February, Samsung released the Galaxy S10, which was one of the first phones to support the Wi-Fi 6 stan...[Details]
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China Energy Storage Network News:
The Shanxi Provincial Energy Bureau recently issued the "2022 Electricity Market Transaction Organization Plan" (hereinafter referred to as the "Organizat...[Details]
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The oscilloscope is a commonly used electronic measuring instrument, mainly for the detection of various electrical signals. It is widely used in the fields of industry, medicine, military, scientifi...[Details]
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0. Introduction According to statistics, the annual average electricity consumption per unit area of public buildings in China is huge, accounting for about 22% of the total urban electricity consu...[Details]
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As a beginner in power supply , I cannot produce any decent work. Recently, I have been studying a power supply that claims to have an ultra-wide input range. I have some experience with it. I would ...[Details]
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Zhongguancun Online News: OPPO recently announced that it will hold the OPPO Future Technology Conference 2020 (OPPO INNO DAY 2020) on November 17. It is reported that OPPO will launch a concept-leve...[Details]
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1. Experimental purpose: Through this experiment, learn the interrupt processing process of Windows CE6.0 and become familiar with the programming of running interrupts in the driver.
2. M...[Details]
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