My computer is Dim5150 which I bought in 2005. Today, when I was converting video formats, the screen went black and I turned off the power. After a while, I restarted the computer and entered the des...
{:1_110:}I saw an event: [url=https://bbs.eeworld.com.cn/thread-429889-1-1.html]Bushnell HD High-power Binoculars, come if you want them! [/url] This was an event that was just announced, but I found ...
[i=s]This post was last edited by dcexpert on 2016-7-28 22:13[/i] [size=2]In order to cooperate with the activities next week, the ESP8266 version of MicroPython has many differences from the PYB vers...
The National Day holiday is coming soon. Who do you want to spend it with the most? Tell us your reasons!
What I want most is to be with my parents. We have grown up, but they have grown old. It makes...
[font=宋体]The brightness of the Chinese characters displayed by this schematic is different horizontally and vertically, and the display will be chaotic when the current is large. How can I solve this ...
[size=4]CC2430 module is the first real ZigBee SOC chip CC2430 is a well-designed wireless transceiver module; the operating carrier frequency is 2.4GHZ, and the spread spectrum technology is adopted....
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[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]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[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. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]