In the process of high-speed PCB design, relying solely on personal experience for wiring often has huge limitations. Using Cadence's Allegro software package to simulate the circuit at the PCB level ...
I have a 60G hard disk and need to check the available space after the program is running. I use ioctl(fp,FIOFREE,&tmp), but it seems to be wrong. What type should the variable tmp be defined as? Plea...
[align=left][color=rgb(62, 62, 62)]People often show their communication ability when they talk to each other, but what about people and objects? [/color][/align][align=left][color=rgb(62, 62, 62)] [/...
[align=left][color=rgb(34, 34, 34)][font="]Analysis of the Principle of Rectifier and Filter Circuit[/font][/color][/align][align=left][color=rgb(34, 34, 34)][font="]The rectifier and filter circuit i...
[size=6][color=#00ff00] [/color][/size] [b][size=6][color=#00ff00]If you really want to learn something, tell it or teach it. [/color][/size][/b]-------Bruce Trump There are many ways to tell and teac...
[i=s]This post was last edited by sonicfirr on 2022-4-19 20:21[/i]I am still getting familiar with Linux . I just realized that Linux has neither native GUI nor application layer protocol stack. So to...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[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]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[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]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
1. The composition and structure of mobile phone lithium battery
Mobile phone lithium batteries are mainly composed of plastic shell upper and lower covers, lithium battery cells, protection c...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]