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While learning Linux driver programming, I learned about blocking IO reading and writing, and the waiting queue operation was quite interesting. I analyzed it and found some of the codes quite interes...[Details]
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The "tank turn" function refers to a car (or truck) that can turn two wheels on one side forward and two wheels on the other side backward, that is, turn on the spot like a tank. Electric car startu...[Details]
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What is a Power MOSFET We all know how to use diodes to make switches, however, we can only turn them on and off, not gradually control the flow of a signal. Furthermore, the diode as a switch d...[Details]
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Figure 1 shows an audio panpot circuit that responds to the setting of a potentiometer by continuously changing the position of a mono audio signal between the left and right stereo channels. Low co...[Details]
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Regarding the recent resignation of co-founder, vice chairman, and president of the mobile phone division Lin Bin from Xiaomi's subsidiaries, Xiaomi said that the resignation was due to industrial an...[Details]
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Domestic current probes all use SMT large-scale integrated circuits, which have a sturdy and reliable structure and are not easily damaged. They use advanced magnetoelectric sensors to measure th...[Details]
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According to Huanqiu.com, Flextronics, a well-known US listed foundry company with factories in Zhuhai, China, once privately detained materials and equipment worth RMB 700 million from Huawei afte...[Details]
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Will the household energy storage market not be popular in 2023? Will China usher in its own era of household savings in Europe and other places? At the recently successfully held 11th EEVIA Annual C...[Details]
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Abstract: Digital oscilloscopes can accurately capture various signals, so they have become one of the main devices for collecting, recording and analyzing various signals in scientific research ex...[Details]
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Every power engineer knows and learns about the traditional control topologies of overvoltage mode and current mode control, but less well-known are hysteretic-based topologies and their advantages. ...[Details]
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In 2010, in Shanghai, Wang Dalu became one of the first owners of SAIC Roewe 350. Using the InkaNet car networking system installed in the car, he could check nearby restaurants. Basic voice interact...[Details]
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#include
#include macros.h
#define uchar unsigned char
uchar table ={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
void delay(unsigned int i)
{
unsigned int a;
uchar b;
for (a = 1;...[Details]
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Typically, the calibration probe software will guide you through the probe calibration process. For some active probes, the oscilloscope can accurately calibrate its analog channels to the probe. If ...[Details]
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On January 8, the "2018 China Electric Vehicle Charging Technology and Industry Alliance Annual Conference" was successfully held in Beijing under the guidance of the China Communications Enterpris...[Details]
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1. Overall design and demonstration of the scheme
1.1 Selection of liquid level sensor
The self-made sensor is made by using the conductive properties of metal conductors and water. It can ...[Details]
Real-time operating system RTOS
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