Before learning how to use an oscilloscope to reduce noise, let's first understand where the oscilloscope noise comes from.
Many people who have just switched from analog oscilloscopes to digital osci...
How to understand the input sensitivity and maximum display resolution of weighing instruments
A 24-bit AD of a weighing instrument, input signal range 0~15mv
Input sensitivity = 0.5uV/d
Maximum displ...
I installed Vista on my new laptop. Sometimes when I want to run an ARM program, I find that ads1.2 cannot be cracked on Vista. What software do you use on Vista?...
[i=s]This post was last edited by lidonglei1 on 2014-11-26 16:51[/i] Category: Practical Posts (with a little chatter):loveliness: (This is the first and last expression, I feel it affects the overall...
I downloaded the program written by the OP at the URL: https://bbs.eeworld.com.cn/thread-290529-1-1.html , and downloaded it to my own board. The phenomenon is: L3L7L5 flashes in a loop. When I did no...
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[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]
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]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[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]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[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]
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]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]