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1. GPIO operation of s3c6410 under Linux (3) This blog post lacks analysis of a function. The source code was listed at that time, but not analyzed. I will add it now. What function? As shown below...[Details]
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EEPROM is a memory often used in microcontroller application systems. It is mainly used to save some data that needs to remain unchanged after power failure. In previous microcontroller systems, an E...[Details]
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According to the latest forecast by Wood Mackenzie, the US residential market will reach 2.4GW in 2019 and grow to 3GW in 2020, and the photovoltaic industry chain will usher in new opportunities. In ...[Details]
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Recently, in order to further improve the charging facility network with charging as the main means at residence and office, supplemented by social public rapid charging, accelerate the constructio...[Details]
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1 Introduction With the increasing demand for wireless data services in the market, operators have vigorously developed data services in their own fields, striving to gain an advantage in the fi...[Details]
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Market research firm Yole Developpement reported that the global high-end inertial sensor system market was valued at US$3.24 billion in 2019, with an expected annual growth rate of 2.7% in the futur...[Details]
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Today, ZTE's official Weibo account posted that ZTE Mobile has teamed up with China Broadcasting Corporation to complete VoNR voice/video test calls for 5G mobile phones in low-frequency bands in Chi...[Details]
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In the distribution network, low-voltage reactive power compensation is of great significance to improving power quality and reducing line losses. It has been widely used. However, there are many m...[Details]
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TI drives innovation in driver assistance technologies, enabling more accurate blind spot monitoring and more efficient turn and corner navigation
New high-resolution 77 GHz automoti...[Details]
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Usually, the street lamps, channel lamps, advertising light boxes and other public lighting fixtures we often see are often on all night, or work when they should not be on during the day, resultin...[Details]
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With the advent of the era of new energy vehicles and self-driving cars, new applications such as ADAS/AD, car connectivity and V2X have emerged, which have brought new application directions to th...[Details]
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“ETC for all citizens” has made ETC a traffic “Internet celebrity” in 2019, and has also made many banks rack their brains to manage ETC cards. After entering 2020, 487 toll-free stations at provin...[Details]
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Last year, I made a lithium battery capacity tester with 89C52+ad0804, but it was not successful. This year, I bought a new 12C5A60S2 with built-in AD, and started to make it again. I learned a lot o...[Details]
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In 2022, Longmen Laboratory was unveiled in Luoyang, becoming the first provincial laboratory outside Zhengzhou. When traditional industries are injected with scientific and technological cores, and w...[Details]
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1. Impulse response principle
A "perfect" square wave pulse contains the amplitudes of countless odd-order sinusoidal harmonic components, as shown in Formula 1:
(Formula 1)
Ther...[Details]
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