Everyone, I use 5110 to display and control one pixel. When I control only one pixel or only the adjacent pixels on the left and right, it can be displayed completely. When I control several adjacent ...
:pleased: Here is the activity link first: [b][url=https://bbs.eeworld.com.cn/forum.php?mod=viewthread&tid=502052&page=1&extra=#pid2075947]【Share your growth, get prizes in October】EEWORLD Excellent T...
I just got started with DSP and need to do a sound processing project. I would like to ask for advice:congratulate:, what kind of sound information is the data received by AIC23B for sound processing?...
conceptIn a broad sense, a hybrid vehicle refers to a vehicle that has at least two power sources, one or more of which provide part or all of the power. However, in real life, hybrid vehicles mostly ...
I want to ask why, after the arm image is downloaded through the network port, there is no problem when tshell executes i, but it crashes when the serial port executes i? In order to verify whether th...
The serial port uses a baud rate of 115200, but the MCU indicates that there may be a 4% frequency offset, that is, the frequency after the offset may range from 110592 to 119808. Can you experts tell...
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 ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[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]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[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]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
With the continuous advancement of various technologies in the field of measurement and control, the baseband subsystem of general measurement and control equipment has entered the fourth generation o...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
Abstract: Based on the ZigBee parking lot SMS car search system, the location of the vehicle in the parking lot is sent to the owner through SMS, which is convenient for the owner to quickly find ...[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]