[size=4][b][color=#0000ff] EEWorld Forum Members Gathering in Xi'an[/color][/b] [b]Time[/b]: 7:00-9:00 pm, August 27 (next Monday) [b][color=#ff0000]Location[/color][/b]: Shangju Hotpot Kitchen (Priva...
As the title says, SD card reading and writing problems, some files can be written in, some files cannot be written in... Experts can give me some advice, the file system uses EFSL ARM7---EasyArm2200...
I recently used this DCDC circuit. When VIN is powered on, the impact current at the input end will range from a few A to tens of A, and the size varies with the resistance value of R1R2. I soldered t...
I need help with my graduation project "Calculator Programming Based on Single Chip Microcomputer" I need to use MCS51 single chip microcomputer and protues simulation urgently~~~...
This simple program can realize the function of 3-8 decoder, but I don't understand the order of the two non-blocking assignments in the begin block. According to the simulation results, the first Q a...
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[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]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
1 Introduction
With the rapid economic development, my country's electricity demand has been growing at a rate of more than 20% per year. According to the current economic development trend an...[Details]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[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]
1. Introduction
With the rapid development of computer technology, communication technology, and integrated circuit technology, the large-scale application of field control instruments and equ...[Details]
introduction
In the late 1990s, due to the great safety issues of liquid cobalt lithium-ion batteries, people studied and developed polymer lithium-ion batteries. In addition to the performanc...[Details]
1. Driver IC Product Range
IR provides users with a variety of driver integrated circuits from single-phase to three-phase bridge. All types use highly integrated level conversion technol...[Details]
1 Introduction
In order to realize intelligent electronic counting and frequency measurement and realize a wide-range, high-precision frequency meter, an effective method is to use a single-chip m...[Details]
The physical interference of dc/dc switching power converters is well known unless the system and circuit diagram are carefully designed. These converters can inject unwanted charge into the electr...[Details]
In the servo drive system, the brushless DC motor (BLDCM) is a new type of continuously variable speed motor. It has the advantages of simple and reliable structure, convenient maintenance, high opera...[Details]