1. Modify the registry. Through the tool, you can see that I have successfully modified the value of \ControlPanel\BackLight\Brightness. Then HANDLE hBL=CreateEvent(NULL,FALSE,FALSE,L"BackLightChangeE...
[size=4] Dedication is everywhere, the circuit diagram of the nail art of a female electronic engineer. Do you have similar dedicated electronic engineers around you? :lol Please post a photo in the t...
A small magnet is placed on the end face of the motor shaft, close to the edge. When the motor starts, the Hall sensor outputs a signal. This signal is used to control the start and stop of the subseq...
I use MSP430 to send data to PC, and I can receive the data using the serial port assistant, but I can't display the data using VC++. The following is the control receiving code (the control can commu...
I am now training driver chips during the summer vacation. I try not to look at other people's manuals. Is it interesting? It takes a long time. I don't know if it is a waste of time. I don't know how...
I downloaded "Keystone 1 SPI NOR boot steps and precautions" and routines. I used cs1 on my board. After burning the flash, I started in spiboot mode and found that the chip select was always on cs0. ...
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]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[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]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[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]
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]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]
Introduction
my country's rapid economic growth is mainly due to the development of manufacturing and the acceleration of urbanization. However, urbanization cannot be achieved at the expense ...[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]