Previous e-sports competition questions and pre-game training : https://training.eeworld.com.cn/course/5685Pre-game training for e-sports competitions, analysis of past exam questions...
I want to modify my mobile phone charger. I will cut off the positive wire of the data cable connecting the 5V/1A Apple mobile phone charger and the mobile phone, add a control switch, and then connec...
[i=s]This post was last edited by fish001 on 2019-11-5 21:17[/i]Since the high-frequency switching noise collected by AD is large, it greatly interferes with data processing. After measuring with an o...
I would like to ask an expert to know why the VCNL4020-GS08 sensor is not stable after welding. The light is sometimes on and sometimes not. It cannot be triggered. Why? If anyone knows, please help m...
Today I saw a toothbrush that uses an 8-pin microcontroller, but it has 6 LED lights, 1 button, and 1 motor. After removing the VCC and GND of the microcontroller, there are only 6 available pins left...
Love for Alma Mater and Create a New Chapter Together | RIGOL Signs a Strategic Cooperation Framework Agreement with Xidian University Powerful cooperation to embark on a new journey On the occa...[Details]
There is good news from the front
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After a lapse of 3 years, the CHiME-7 International Multi-channel Speech Separation and Recognition Competition is back online. On August 25th, local ...[Details]
References: ① Keil Help ② "STC MCU Principles and Applications - Analysis and Design from Devices, Assembly, C to Operating Systems" by He Bin ③MCS-51 Series Microcontrollers and Their Applications ...[Details]
Compared with traditional single-chip microcomputers, AVR has greatly improved and enhanced its structure, functional components, performance and reliability, in addition to being able to realize som...[Details]
On February 10, the Shandong Provincial Energy Bureau issued the "Notice on the Collection of the 2022 Energy Storage Demonstration Project Database". The scope of the demonstration project collect...[Details]
Soft-pack batteries are becoming more and more popular. Data shows that among the 20 best-selling new energy passenger cars in Europe in 2020, 15 are equipped with soft-pack power batteries, accou...[Details]
Win7 system development board: mini2440 Virtual machine: Ubuntu 12.04 Preparation: Make sure the host and development board can communicate normally, that is, they can ping each other. For specif...[Details]
This tutorial shows how to use an Arduino as an AVR ISP (In-System Programmer). You can use it to program a bootloader to other AVR chips (such as Arduinos using the ATmega168 or ATmega328). The code...[Details]
From the previous tutorial, we know that the input of buttons and switches is essentially the reading of digital signals. This tutorial will talk about the principle of controlling LEDs, which is the...[Details]
A switching power supply is a power supply that uses modern power electronics technology to control the on-off time ratio of the switch tube to maintain a stable output voltage; the principle of an...[Details]
According to Reuters, Apple CEO Cook said in an interview that the company is closely monitoring the outbreak of the new coronavirus in South Korea and Italy and its impact on Apple suppliers. Accord...[Details]
How does the 34970/72A data acquisition system maximize test speed? Take DC measurement as an example to set the fastest test speed of the data acquisition system. Turn off the display. Turn off au...[Details]
Conductivity meter is an instrument suitable for precise measurement of various liquid media . It is mainly used to precisely measure the conductivity value of liquid media. When equipped with electr...[Details]
On October 27, the Organization Department of the Liaoning Provincial Party Committee issued a public notice of candidates for leadership positions. Among them: Li Xianfeng, male, Han nationality, bor...[Details]
MEMS sensors
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