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When you enter an LCD TV store, you will find that every product has such bright colors and excellent details. You can't resist the temptation and buy one home. But after you connect the TV signal ...[Details]
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A potentiometer is a resistor element with three terminals and whose resistance value can be adjusted according to a certain law of change. A potentiometer is usually composed of a resistor body an...[Details]
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Preface Everyone should be familiar with timers, because all processors have this function. The timers of the F0 series chips summarized today vary in number depending on the chip model. Timer classi...[Details]
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0 Preface
With the expansion of cities and towns and the development of economy, the use of natural gas has become more and more widespread. The scope of natural gas use is also getting wider and w...[Details]
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At the moment of power-on reset of STM32, the level state of the I/O port defaults to floating input, so it is high impedance. Achieve low power consumption.
The IO pin configuration port of STM32 ...[Details]
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Abstract: This article introduces the implementation ideas, methods, communication protocols and C51 program platform of batch processing commands for communication between PC and MCS-51 microco...[Details]
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/*
char cabs(char val); // calculate the absolute value of val
int abs(int val);
long labs(long val);
float fabs(float val);
float sqrt(float val);
float exp(float val);
float log(float v...[Details]
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According to MHL, LLC, MHL technology has been adopted by 200 device manufacturers. Since the first product using MHL technology was launched in 2011, the MHL industry ecosystem has continued to grow...[Details]
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Electric motors first appeared in the 18th century and quickly became popular. According to data from the International Energy Agency (IEA-4E) EMSA, they consume more than half of the world's energ...[Details]
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1 Introduction
In the process of modern agricultural production and the construction of food quality and safety tracking system, it is necessary to record the information of agricultural opera...[Details]
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I don’t know if you have ever wondered why others don’t ignore you when you ask them questions? If there is, please continue to take a look. If not, you should take a look. I often receive inquiries ...[Details]
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This article is only for beginners, experts please skip it! AVRWARE++ currently has three test boards for users to evaluate the software architecture, namely Type I, Type II and Type...[Details]
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This section mainly explains the communication of single-chip microcomputers. Communication mainly refers to the communication between single-chip microcomputers and external devices, that is, transmi...[Details]
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It may be a bit difficult for people who are new to preemptive priority and response priority to learn the interrupt priority of STM32. Here is an introduction to the priority:
An interrupt with a hi...[Details]
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In order to improve the execution efficiency of the binary to decimal BCD integer conversion code of the Cortex-M0 series microcontroller application system, the remainder after division by ten is ...[Details]
Analog electronics
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