Qianzhi Electronics (Shenzhen) Co., Ltd. (a subsidiary of Qianzhi Group) was founded in 1986 by Chairman Chen Chuzhi, and has 30 years of outstanding experience in resistor production. We introduce the best production technology and raw materials from Taiwan, China, and provide the most cost-effective electronic components for B2B manufacturers around the world. The main products include home appliances, monitors, uninterruptible power supply systems, LED lights, power supplies, communication equipment and automobiles. The main markets are in China, Southeast Asia, America, Europe and other places.
[font=宋体]Yuan Fang: My Lord, I haven't seen you for a few days and I'm very worried. In this peaceful and prosperous time, there are no cases to solve. I guess you are studying circuits again? [/font]...
Part of the program code is as follows:#define KEY1 (1u110) //Pin P2.10 is connected to KEY1, define constant KEY1 (related to the hardware circuit of the board)OS_EVENT *ReMsgQeue ; //Define message ...
When using Keil to debug the ucos project downloaded from the Internet , an error occurs: .\OutPut\LPC214X_uCosii.axf: Error: L6320W: Ignoring --entry command. Cannot find argument 'Reset_Handler'. .\...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:17[/i] [b][font=宋体][size=12pt][font=宋体][size=12pt]You can also discuss control topics[/size][/font][/size][/font][/b]...
[color=#0000FF]Student agent, small profits but quick turnover ARM7 development board only 300 yuan! ARM9 development board only 500 yuan! [/color][b][/b] Hengfeng Ruike HF44B0A S3C44B0 (V4.0) arm7 de...
[font=微软雅黑][size=3][color=#000000] [/color][/size][/font] [url=https://e2echina.ti.com/question_answer/analog/amplifiers/f/52/t/149240][font=微软雅黑][size=4][b]The offset voltage of LM2904DR affects the ...
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]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[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]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[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]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[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]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[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]
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]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[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]
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]
Analogue and Mixed Signal
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