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Introduction --- Switching power supplies have been widely used due to their advantages such as high efficiency and small size. Traditional switching power supplies generally use voltage pulse wid...[Details]
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;The test function is to reset the microcontroller once, automatically read data from 24C02 to the digital tube display, then add 1 to the value and write it into 24C02. Finally, the data in the di...[Details]
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The National Highway Traffic Safety Administration (NHTSA) reportedly has a warning for Tesla owners who plan to test the vehicle's self-driving technology with their children: Don't do it. NHTSA s...[Details]
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In the first half of 2024, the Chinese auto market showed a strong recovery. Among the top ten sales, Chinese brands occupied six seats. BYD, Volkswagen, Chery, Geely and Changan ranked in the top ...[Details]
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Circuit Function and Advantages
Many applications require the conversion of single-ended analog signals, either bipolar or unipolar, by a high-resolution, differential-input ADC. This dc...[Details]
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How can you make people more accepting of your design? How can you improve efficiency and reduce power consumption while saving costs? This article shares with you how to consider these issues and gi...[Details]
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In the last class, we mentioned the internal structure of one of the microcontroller IO ports, the "quasi-bidirectional IO". In fact, our microcontroller IO port has three other states, namely open d...[Details]
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1 Introduction
In view of the characteristics of PID control, this paper designs a control method of integral separation, that is, when the system error is large, the integral link is cancelled to ...[Details]
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LED dot matrix blocks have the advantages of high brightness, uniform light emission, good reliability, and easy assembly, and can form display screens of various sizes. At present, LED display scre...[Details]
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With the development of social science and technology and economy, GPS navigation products have gradually become a must-have electronic product for private car owners. However, as a high-tech produ...[Details]
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Application circuit of n times negative voltage output
Multiple NJU7660s can be connected in series to achieve n-fold negative voltage output. Figure 4 is an application circuit for n-fold negativ...[Details]
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Abstract: Combining ZigBee wireless short-range communication technology, a wireless sensor network system architecture for industrial waste gas monitoring is proposed. The network node hardware ci...[Details]
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A variable defined as volatile means that the variable may be changed unexpectedly, so the compiler will not make assumptions about the value of the variable. To be precise, the optimizer must careful...[Details]
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This article introduces a differential
operational amplifier
composed of three cascaded chips
. This operational amplifier can amplify narrow pulse small signals, and the rising edge of the pulse...[Details]
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Create light.c:
Modify start.S:
Modify Makefile: add light.o
Finally, make succeeded and burning was successful.
Similarly, we can also call our assembly f...[Details]