[i=s]This post was last edited by paulhyde on 2014-9-15 03:10[/i] Help! Help! Does anyone know about the failure of Xi'an University students to find venture capital for portable electrocardiograph? T...
[i=s]This post was last edited by IC Crawler on 2022-6-18 22:47[/i]Since I saw someone use ESP Cam to run openmv, but couldn't use the openmv IDE, I couldn't try to preview the image, so I planned to ...
I used protues to simulate Max7219, and it can run normally, but it can't work normally after the actual connection. I would like to ask you why this is the case^_^~ The circuit diagram is connected a...
I often see some young engineers looking for a 2-cell lithium battery charging circuit, and they also need to make a balancing circuit. Technically speaking, 2-cell charging does not require a balanci...
[i=s]This post was last edited by CokezzZ on 2021-7-13 08:39[/i]The concept of electronic circuit schematics
A conductive loop consisting of metal wires and electrical and electronic components is cal...
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
My colleague and I spent the day chatting in the hotel bar. We had met with several customers. We were both wondering how come these engineers we were meeting knew almost nothing about analog techn...[Details]
In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
RS-422 and RS-485 are both serial data interface standards, which were developed and published by the Electronic Industries Association (EIA). RS-422 defines a balanced communication interface with a ...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
Describe how to meet the challenges of complexity with a modern wiring design toolset. Option codes and expressions can simulate the variables of an automotive project. A full-featured tool suite c...[Details]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]
This article introduces a high-reliability, high-power automatic water supply device made with 89C2051 single-chip microcomputer, which has phase loss detection, over-temperature detection, over-cu...[Details]
At present, more than 40 fieldbuses have been developed in the world, among which CAN bus is suitable for application in automobile inspection lines because of its unique features such as strong re...[Details]
A stepper motor is a motor that converts electrical pulse signals into linear or angular displacements. However, the control of stepper motors is usually developed in assembly language or C languag...[Details]
1 Principle and composition of micro-range radar
1.1 Ranging method
There are usually three methods for radar ranging: pulse ranging; frequency modulated continuous wave ranging; phase ...[Details]
1 Design of Electric Vehicle Battery Management System
With the increasing shortage of energy, rising oil prices, and urban environmental pollution, the development and utilization...[Details]
0 Introduction
One of the most important functions of radar is to track and measure the distance of the target. Firstly, the basic principle of radar ranging tracking is explained, and a new...[Details]