The microcontroller mounts the file system. The following two instructions can get the number of file bytes to be 1024. What should I do if I want to change it to 1000?fseek(f,0,SEEK_END); //Move the ...
In RF circuit design, microstrip line is the most commonly used transmission line. From a certain perspective, microstrip line is a RF implementation form of DC/digital line on PCB. Today, let's learn...
[i=s]This post was last edited by Wuzu Simeng on 2023-2-22 21:54[/i]Introduction to Wide Bandgap Materials:
Wide bandgap materials refer to semiconductor materials with a bandgap width greater than 2....
MOSFET Introduction:MOSFET (Metal-Oxide Semiconductor Field Effect Transistor) is a common semiconductor device that can be widely used in analog circuits and digital circuits. It is generally compose...
Overview:The so-called two-dimensional material refers to a material in which electrons can only move freely in two dimensions (1-100nm) on a non-nanoscale plane. It belongs to the category of nanomat...
Electrical performance test of two-dimensional/graphene materials and electronic devicesResearch on the electrical aspects of two-dimensional/graphene materials, the resistivity, carrier concentration...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]