How to draw the DC and AC paths of this circuit? (The main reason is that this circuit is powered by dual power supplies, which I don't know how to do). I also forgot to analyze how the circuit works ...
1. Contact with DSP After attending a "DSPxxx" training course that is almost flooded in society, I was "confident" that I had the qualification of a DSP engineer, so I ran to the bookstore and bought...
Today I was free, so I searched the prices of the chips used in the logic analyzer. At the same time, I sent the board out for board making. The reference prices of the chips are as follows: FPGA 40 -...
Aiming at the problem of dead zone in analog voltage regulation when using analog connection technology in traditional applications, it is proposed to use serial communication between computer and ser...
Recently, I finally got out of the confusion, so I can calm down and write about my plans. For a long time, I have been reading other people's articles, reposting and commenting on them, and I have le...
[i=s]This post was last edited by Jun Yuluo on 2014-9-14 16:57[/i] I am honored to be the first batch of finalists for this competition. The board came faster than the finalist notification~Thanks EEW...
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]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
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]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[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]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[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]