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The same as Hi3516A and DM368 development process, we first look at the burning/boot mode, then burning, and then look at the Uboot boot process and so on. 1. Startup Mode First look at the S5PV210...[Details]
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Overview
The USB Type-C to audio + fast charging chip CH226 is mainly aimed at the problem of using headphones while charging mobile phones with Type-C headphone interfaces. The single chip ha...[Details]
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Effect description:
Timer interrupt: Execute program through microcontroller counting
Interrupt once per second. When an interrupt occurs, the upper four bits light up for one sec...[Details]
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Driven by Apple, TWS (Ture Wireless Stereo) true wireless stereo headphones have emerged. From the semi-in-ear AirPods1 launched in 2016, to the in-ear AirPods2 in 2018 and the semi-in-ear AirPods3...[Details]
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During the operation of the CNC machine tool, the grid voltage is normal, which generally does not cause parameter loss. The preliminary judgment is that the absolute encoder interface is bad, the ...[Details]
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Due to the increase in high-performance electronic products and the rise of environmental awareness, the demand for power supplies for smartphones, electric cars and motorcycles has increased signi...[Details]
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Dual tone multi frequency (DTMF) codec communication has the characteristics of strong anti-interference, low cost and long distance. This paper proposes an inverter power system based on DTMF remote...[Details]
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Many friends have development boards or learning boards based on STC microcontrollers. I have seen that most people download programs by cutting off the power and cold starting. In fact, the ISP softw...[Details]
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According to the requirements of the transmission signal, strict technical indicators are stipulated for the filter. The definition of filter technology is based on the four-terminal network theor...[Details]
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Contrast is one of the important indicators for evaluating the picture quality of liquid crystal displays (LCDs). In real usage scenarios, due to the influence of ambient light, the reflectivity of t...[Details]
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Introduction:
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Many students will encounter a very important thing during the learning and use process, that is, our robot needs to be configured accordingly when it needs to do inp...[Details]
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Apple has accumulated huge wealth in hardware long before its services business became a hot topic. When Apple considers entering the automotive market, people seem to be looking forward to how Apple...[Details]
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Artificial intelligence (AI) is at the core of building future autonomous driving, but there are still many safety issues that need to be addressed. According to foreign media reports, researchers at...[Details]
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Driver IC Introduction The PT6913 chip uses a linear constant current to control the output current. It has an internal integrated power MOS, and the output current can be set to 10mA~60mA through an...[Details]
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The frequency converter is an electrical device used to control the speed of an AC motor. It achieves speed control of the motor by changing the frequency and amplitude of the input power. In pract...[Details]
RF/Wirelessly
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