[size=4][color=#000000][backcolor=white]I used to know that microcontrollers are timers, state machines, and interrupts. The combination of these things is very efficient. But since I took over the de...
The national competition is the day after tomorrow and I have been quite busy recently. I have to go to internship after the competition. Today I made a big red shell to liven up the atmosphere....
[i=s]This post was last edited by qwqwqw2088 on 2017-6-19 21:17[/i] [align=left][size=5][backcolor=rgb(255,255,255)]30W ultra-wide range power supply for relay protection[/backcolor][/size][/align][si...
[size=2]The function of this program: the host sends 1~255, the slave receives and displays it on the LED. Connection method: two mega16 minimum system boards PB4 to PB7 are all connected. [color=dark...
I wanted to make the attachment free, but in order to reduce irresponsible downloading and promote forum efficiency, the attachment is sold for 1 core coin. I hope everyone will understand. Friends wh...
When tracking the wince serial port driver, a cxx0017 error appears in the watch window. Some variables cannot be found, and the prompt "symbol "pSerialHead" not found" is displayed. Several other var...
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
Almost everyone in a student dormitory has a bedside lamp. But if you want to read for a while after turning off the lights and don't want to disturb your roommates' sleep, you may need a reading l...[Details]
The fluorescent lamps and energy-saving lamps we commonly use now have greatly improved luminous efficiency compared with the earlier ordinary incandescent lamps and have been widely used. With the...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems (GP...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[Details]
In some motion control systems with simple control or low cost requirements, stepper motors are often used as actuators. The biggest advantage of stepper motors in such applications is that they ca...[Details]
For a long time, hackers have not had the opportunity to enter the control network of the car. But since the advent of Bluetooth technology and the use of wireless LAN bus systems, this situation w...[Details]
The circuit shown in Figure 1 provides programming voltage for an EEPROM under the control of an external DAC (not shown). You can replace the DAC with a potentiometer to create a universal power supp...[Details]
1 Theoretical Analysis
Ultrasonic waves
When propagating in a suspension, the ultrasonic waves that encounter the suspended particles are scattered and attenuated at the interface, an...[Details]
High-definition video surveillance has developed rapidly in recent years, mainly to solve the problem of unclear "details" in normal monitoring. Some cities use high-definition television surveilla...[Details]
When using discrete JFETs, the designer may need to adapt a large number of variable device parameters to a given transistor model. The square law equation is generally used as an approximate mod...[Details]