[i=s]This post was last edited by qwqwqw2088 on 2017-4-24 15:01[/i] Analysis of mobile phone RF circuit Analysis of typical functional modules in RF circuit, transceiver circuit, phase-locked loop cir...
at89s52 Changzhen is 11. 0592 eeprom is at24c02. When I write 10 1s to eeprom and then read it out, (hexadecimal) 31 20 31 20 31 20 one is right and one is wrong. It is very regular. Please help. What...
The screen printing process of the circuit board can be divided into 9 parts and 56 variables, which requires everyone to have the correct operating procedures or the following phenomena will occur. N...
[size=14px][size=5][color=#ffa500][url=https://www.eeworld.com.cn/a17396]Japanese Illustrated Book Series: Illustrated Internet of Things[/url][/color][/size][/size] [font=微软雅黑][size=14px][size=4]Japa...
I'm going to explain what wince is. Windows 98, Windows 95, and Windows ME are based on the 9X kernel, while Windows NT, Windows 2000, Windows XP, and Windows Vista are based on the NT kernel. Is winc...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
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 the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[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]