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Under the trend of green travel brought by the electrification of automobiles, many safety issues have also attracted people's attention. Here we are not only talking about autonomous driving, but ...[Details]
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Mobile phones
, digital cameras, and multimedia personal players (PMPs) and other portable terminal products continue to heat up around the world. At the same time, new functions to meet cons...[Details]
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Working principle of the circuit: The circuit consists of . The soft start circuit consists of VT2, R3, C3, etc. When the power is just turned on, C3 is equivalent to a short circuit. The power is c...[Details]
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In fact, the first thing to be familiar with when learning microcontrollers is the operation of the I/O port. The GPIO of STM32 is also easy to understand, with only 8 modes. Just understand which fu...[Details]
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The digitally programmable precision resistor shown in Figure 1 can be used as a microprocessor-driven power load in a custom-designed ATE (automatic test equipment). IC1 is an 8-bit current-outp...[Details]
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Definition of pointer: I conclude that a pointer is a variable used to store the address of a variable of a certain type. For example, unit8 * p = 0x5555 5555 Pointer p represents the ...[Details]
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Intelligent transportation is the integrated application of advanced electronics, information, sensing and detection, automatic control, system engineering and other technologies to ground transpor...[Details]
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In the era of Industry 4.0, the deep integration of new generation information technology and manufacturing has brought about far-reaching industrial changes. Large-scale personalized customization a...[Details]
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——Interview with Wang Zhengtao, Chairman and Party Secretary of State Grid Information and Communication Industry Group Co., Ltd.
China Electric Power News Network Intern Reporter Deng Huiping...[Details]
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At the end of 2020, Anritsu, together with Tektronix and GRL, experts and professional test engineers from relevant associations, discussed the evolution and testing of PCIe/USB/DP/TBT with everyone ...[Details]
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For Wei Dongshan's S3C2440 development board, when running simple small programs such as LED, it must be burned to NAND Flash for the following reasons: (1) Although NOR Flash can be read like RAM, i...[Details]
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The wireless RF receiver is a monitoring system that receives RF energy from the antenna and then reduces the signal frequency to a range that the digitizer can receive for acquisition. It can then pe...[Details]
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1. Convert char type numbers to int type
char a = "32";
printf("%d ", a -'0'); //output result is 3
2. Convert int to char
*********************************** linux c **************************...[Details]
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Using the 60GHz frequency for wireless communications has several advantages over competing technologies. For example, the 60GHz frequency has higher signal resolution because it is relatively uncr...[Details]
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In recent years,
LED
as a new energy-saving light source has won high investment enthusiasm and great attention in the world and China, and has penetrated from outdoor to indoor lighting applicat...[Details]
Power technology
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