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It is an indisputable fact that the era of automobile electrification has arrived, but there are many different opinions on how to achieve it: pure electric (EV), hybrid electric (HEV), plug-in hybri...[Details]
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DC coupled low pass RC active filter
LED driver TTL drive circuit
RC Active Bandpass Filter
Squarewave Oscillator Hysteresis Comparator
Bandpas...[Details]
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BMW has made progress in environmentally friendly alternative fuels and has begun producing fuel cell systems for its hydrogen-powered iX5 crossover, while other German rivals believe the fuel is not...[Details]
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As products become more complex, the requirements for measurement accuracy and reliability are also rising. Due to space limitations, I will divide this article into three parts to introduce the corr...[Details]
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1 TQFP Thin Quad Flat Package
LQFP 1.4mm
Most of the I/O ports of 251 microcontrollers are quasi-bidirectional ports. During reset, all ports output high level. The input and output ope...[Details]
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Since the spread of COVID-19, most people have been working from home. During this period, I have not been in the mood to write articles about current affairs. Instead, I plan to write some articles ...[Details]
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According to foreign media reports, Thomas Robillard hopes to turn the smartphone into a part of the car, and hopes to achieve this goal by utilizing the aftermarket stereo replaceable speakers (repl...[Details]
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1. MCU internal resources You should be familiar with the following picture. But if we see this picture, it will feel strange As we are familiar with P0, P1, P2, P3, including TCON in the figure...[Details]
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Introduction At present, most traffic monitoring application systems are mainly focused on emergency alarm, vehicle positioning and voice communication, and there are not many image applications...[Details]
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Through previous studies, we have understood the internal structure of the microcontroller, and we also know that to control the microcontroller and let it do things for us, we need to use instruct...[Details]
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The AD8494 thermocouple amplifier has an on-chip temperature sensor, which is typically used for cold junction compensation. By grounding the thermocouple input, the device can be used as a stand-a...[Details]
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For a long time, many cable fault measurement methods and instruments have emerged. These methods and instruments are suitable for different fault conditions and have their own advantages and disadva...[Details]
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Zhongying Electronics recently issued an announcement stating that an invention patent that it had previously acquired from Shanghai Lanzhi Semiconductor Co., Ltd. has been awarded an invention paten...[Details]
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On November 6, according to Android Authority, Google confirmed that the first generation of Pixel will receive the last update, and the OTA push will be carried out in December, which means that...[Details]
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1. Data frame structure of 1527 The coding of wireless remote control can be divided into two categories in terms of coding type. One is fixed code, that is, the address of the coding chip is unch...[Details]
PCB Design
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