My job is single-chip microcomputer programming. The music chip of our company is from DREAM (do you know this?), but now the boss has given me the full responsibility of programming a chip. He doesn'...
I made a small program with 1302, using 8-digit digital tubes to display "year, month, day" and "week, hour, minute" in turn. First, it displays the year, month, day for 4 seconds, and then displays t...
ESP-BOX is a new generation of AIoT application development platform released by Espressif Systems. ESP32-S3-BOX is the corresponding AIoT application development board, equipped with ESP32-S3 Wi-Fi +...
Radio and television satellite earth stations are important departments for radio and television signal transmission. Ensuring normal power supply under any circumstances is an important link for safe...
[size=4]Traditional mechanical locks are developing into more complex electronic locks, and Bluetooth unlocking methods are widely used in [b]bike-sharing[/b] applications. With the release of [b]Blue...
1. Design Overview
1. Design Intent
The rapid development of medical imaging technology continues to promote the progress of modern medicine. CT, MRI, and PET are widely ...[Details]
The circuit shown in the figure is a three-digit tachometer used to measure low frequency signals with a repetitive time interval of 0.235 to 15 seconds. The tachometer has a speed range of 4 to 255 r...[Details]
Safety is the top priority in the production process, especially for dangerous operations. When the high-voltage line is shut down for maintenance, it is necessary to follow the regulations of powe...[Details]
With the development of the automobile industry, the complexity and information density of automobile information systems are increasing. Displays are no longer just basic centralized instrument di...[Details]
Engineers who are new to wireless design and wireless product development need to master the basics of
RF measurement
. In many cases, this process is to enable engineers who have been engag...[Details]
0 Introduction to the direct method of feedback linearization based on dynamic equilibrium state theory
The basic idea of the direct method of feedback linearization based on dynamic equilib...[Details]
Third generation (3G) mobile phones offer a variety of features with more functionality. As consumers enjoy the latest and better features of these communication devices, they continue to demand lo...[Details]
Compared with traditional light sources, light-emitting diodes (LEDs) have many advantages, such as low operating voltage, high energy efficiency, small size and directional light. They can provide...[Details]
introduction
The most common flight state of a fixed-wing aircraft is horizontal flight. If it is allowed to fly at a large angle, the action cannot be maintained all the time. If it is al...[Details]
Semiconductor devices used in high-end computing (advanced microprocessors) and consumer electronics (graphics and gaming chipsets) devices generally provide data rates up to 6.4Gbps through hig...[Details]
1 Introduction
Generally, when transmitting information over short distances through electrical signals, baseband signals can be directly transmitted. However, over long distances, baseban...[Details]
With the improvement of people's requirements for vehicle riding comfort and the development of passenger car suspension technology in my country, air suspension is increasingly used in passenger ...[Details]
With the rapid development of the automobile industry, the requirements for automobile control, communication and networking are becoming more and more complex. The new generation of electronic co...[Details]
The third generation iPhone, iPhone 3G S, has finally been released. Let's take a look at the differences in basic parameters between it and the previous generation iPhone 3G.
According to for...[Details]
More than 80% of the information humans receive from the outside world comes from vision, and about 10% comes from hearing. The provision of people's entertainment needs will naturally transition f...[Details]