The questions are as follows: 1. What exactly is a serial port resource (COM)? Why can the serial port 1 in the hardware interface be set to any port number? 2. Why does a USB interface occupy a COM w...
After reading bigbat 's post , I'm very touched by small capital investment . I often hear such stories. Especially in the first few years after graduation, the most talked about topics when a few fri...
The following program is trying to achieve: a period of 1 minute, a high level for one second in one minute, that is, adding a light emitting diode at the output, which flashes once a minute. I can't ...
I am a software developer and now I need to learn DSP for work. I have never worked with hardware before. How should I start? Please give me some advice!...
Michael Porter, the management guru, explains that the three major competitive strategies of enterprises are total cost leadership strategy, unique strategy and target concentration strategy. We see t...
[i=s]This post was last edited by Mengxi Kaiwu on 2021-5-10 12:54[/i]1. IntroductionCan we say that interrupts are the soul of a microcontroller? Whether it is a low-end microcontroller or a high-end ...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
introduction
Belt drive is a common transmission device used in industrial production. Its commonly used speed detection device is a photoelectric encoder installed at the rotating end of th...[Details]
During the global semiconductor industry recession, the automotive electronics market has performed strongly, especially the application of car remote control systems has become more and more wides...[Details]
1 Features
1.1 Single cell operating voltage up to 3.7V
It is three times that of nickel-cadmium batteries and nickel-metal hydride batteries, and nearly twice that of lead-acid batteries...[Details]
Li/SOCl2 batteries (lithium sub-cells) have the advantages of high operating voltage, stable discharge voltage, wide operating temperature range and long storage life, and have been widely used in ...[Details]
As countries around the world are leaning towards the new energy battery industry, lithium-ion power batteries, as the ideal energy source for the development of the 21st century, are attracting mo...[Details]
Do you have the basic terms of optics memorized? If not, read here.
Correlated Color Temperature: If the color of light emitted by a light source is closest to the color of light radiate...[Details]
Radio Frequency Identification (RFID) is an automatic identification technology that has matured since the 1980s. It uses radio frequency to exchange data in a non-contact two-way communication mode t...[Details]
1. Introduction
The human balance ability is the basis for people to carry out various sports. People need balance ability to stand, sit, lie down, and walk. Once a person's balance ability is...[Details]
1. Preparation of electrodes
(1) Raw material pretreatment
Before the experiment, the positive electrode material LiFePO4, acetylene black and adhesive were vacuum dried at 120°C for 12 h...[Details]