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On the evening of March 7, Chen Jin, general manager of Lenovo Group's China mobile phone business unit, said that the competitor has finally confirmed the time for the press conference, congra...[Details]
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Recently, Huang Chunhui's research group at the School of Chemistry and Molecular Engineering of Peking University synthesized two df transition rare earth cerium (III) complexes Ce-1 and Ce-2 with s...[Details]
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It is a fact that Gree mobile phones are not selling well, but Dong Mingzhu denied that entering the mobile phone business was a wrong decision, and she was not being stubborn. She said: If making mo...[Details]
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Four years ago, when Baidu launched its autonomous driving platform under the name Apollo, the implication was clear: to promote the implementation of autonomous driving, just like Apollo’s moon land...[Details]
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As manufacturers have launched flagship models with lower thresholds, more consumers have been attracted to compare the parameters of these products, which has led to the outside world generall...[Details]
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Abstract: With the continuous development of computer technology and communication networks, higher requirements are placed on the protection of power supply systems. This article discusses the princi...[Details]
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The advancement of EUV lithography technology is quite difficult, and ASML, the leader of lithography machines, is also struggling and improving little by little. ASML announced that it will ship the...[Details]
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We all know that driverless cars are the future of automobile development. But there have been different opinions in the industry about when fully driverless cars can be realized. However, on the r...[Details]
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Process calibrators all use microprocessors, and the output and input use DAC and ADC technology, with high accuracy and one millionth of a resolution. The calibrator does not have adjustable compone...[Details]
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1. Reference tutorial: Qingxiang 51 microcontroller tutorial 2. Basic principles: 1) Number of digital tubes: How many digital tubes are connected together? 2) Digital tube common level: common cat...[Details]
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1 Introduction
Fingerprint recognition refers to the identification by comparing the detailed feature points of different fingerprints. Since each person's fingerprint is different, even the fing...[Details]
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Not long ago, a large-scale power outage occurred in Manhattan, New York, affecting more than 70,000 users, which once again aroused the attention and thinking of all walks of life on the power saf...[Details]
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With the development of device integration technology and the emergence of SoC devices, today's digital systems are increasingly adopting programmable device design. In this way, not only the devel...[Details]
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Main control STC89C52RC crystal oscillator: 11.0592 while(NRF24L01_TxPacket(tmp_buf)!=TX_OK); //If the transmission fails, it will continue to send until the other party receives it successfully. ...[Details]
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Circuit Function and Advantages
The circuit shown in Figure 1 is a complete loop-powered thermocouple temperature measurement system that uses the PWM function of a precision analog microcontro...[Details]
Microcontroller MCU
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