STM32F103R8, when using HSIto set RCC_PLLConfig(RCC_PLLSource_HSI_Div2,RCC_PLLMul_9); there is no problem, but whensetting RCC_PLLConfig(RCC_PLLSource_HSI_Div2,RCC_PLLMul_16); it will run to HardFault...
Design and Implementation of SPARC V8 Structure Embedded Microprocessor Development Environment [url=https://home.eeworld.com.cn/my/space.php?uid=191640&do=tag]Tag[/url]: [url=https://home.eeworld.com...
For sinusoidal signals, the current flowing through a component and the voltage across it are not necessarily in phase.
How does this phase difference come about? This knowledge is very important beca...
[align=left][b][font=宋体][color=#000000] [size=6] Task 3 Punch Card [/size][/color][/font][/b][/align] [align=left][font=宋体][size=4]《Task 3: Monitor any data variable and take screenshot》 [/size][/font...
I would like to ask you a question: How to design a low-pass filter with -20dB/decade attenuation using RC circuit? How to determine the parameters of R and C? I have been looking for information on t...
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]
Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]
1. Introduction
Modern modular machine tools are equipped with a large number of electronic devices to meet the requirements of processing accuracy, processing speed, etc. If the conventional ...[Details]
Traditionally, when using PLC to control stepper motors, a dedicated stepper motor control intelligent module is usually added to the PLC, and then connected to the drive power supply to realize th...[Details]
Current sensing in automotive applications includes controlling the current through solenoids and injectors. For example, during diesel injection, we rapidly increase the current to the induction i...[Details]
Voltage hysteresis is a characteristic of lithium-ion battery and the basis of its existence. The principle is as follows: the thionyl chloride electrolyte of the battery is a strong oxidizing chem...[Details]