For example, if you want to set up a small company to develop products, but you don’t have sufficient funds, in this case, which instruments must be purchased?...
1. Common errors in schematics:(1) ERC reports that the pin is not connected to the signal: a. The I/O attribute is defined for the pin when creating the package; b. The inconsistent grid attribute is...
The chips are: Name Quantity AT89C52 50 3 yuan each ATmega16L 11 11 ATmega16l + 1 ATmega32L = 200 yuan including express delivery ATmega32L 1PIC16F877 7PIC16F84A 40 7 yuan each Note: All PIC series ch...
There is a controller device with a LAN interface and an IP address of 200.200.200.*. It is directly connected to the computer through a network cable. The computer's IP address is set to 200.200.200....
1. Introduction to CPK-RA6M4 development board
This development board is designed based on Renesas R7FA6M4AF3CFB, and it has the following features:144-pin LQFP package200 MHz Arm Cortex-M33 core with...
I know that the ESR of tantalum capacitors is very small, while the ESR of aluminum electrolytic capacitors is very large, but how does it compare with CBB capacitors and monolithic capacitors? How do...
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
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]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[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]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[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]