Lead-free: A new proposition for the electronics manufacturing industry【Source: SMT Information Network】【Author: toptouch】【Time: 2004-12-29 9:18:28】【Click: 3756】The global green environmental protecti...
1. Introduction Electromagnetic compatibility (EMC) refers to the ability of a device or system to work normally in the electromagnetic environment in which it is located and not to cause unbearable e...
1 Introduction to AXI ProtocolThe AMBA AXI ( Advanced eXtensible Interface ) protocol is a bus protocol designed for high-performance, high-bandwidth systems and can meet the bus interconnection requi...
Let’s start with a simple question: How fast can the GPIO flip speed of STM32 (for example, used to simulate timing) be? Write a piece of code to test: [code]void test(void) { for(;;) { GPIOA->ODR = (...
https://www.baidu.com/sf_edu_wenku/view/326acdef172ded630b1cb6b7 I don't know where the original post came from. . The first question. . Are α and β equal in the third equation? Otherwise, how did the...
I would like to ask how to turn off the automatic layer selection function for routing... When I draw a 4-layer board, I select Signal Layer 1 or Signal Layer 2 for routing, but as soon as I click on ...
SynQor, Inc. announces the launch of a new three-phase 440 Vrms balanced input military-grade UPS. The newest member of the SynQor family of uninterruptible power supplies solves the unique chall...[Details]
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for
automatic measurement tasks of
various
resistances
in
semiconductor...[Details]
In electronic circuits, in addition to electronic circuits that amplify various electrical signals, electronic circuits that can generate periodic signals without an excitation signal are also requ...[Details]
At present, the official details about the new NEX product have not been announced. It has been reported that the new NEX product will adopt a waterfall screen and will be the first to launch u...[Details]
GaN Systems has announced four new integrated power module evaluation kits designed to facilitate use and performance evaluation in high-power applications such as traction inverters, industrial moto...[Details]
On April 21, Renesas Electronics, a major supplier of semiconductor solutions, and SiFive, a supplier of RISC-V processors and silicon solutions, announced a strategic partnership to jointly develop ...[Details]
Motor forward and reverse failure is a common fault in industrial production. Motor forward and reverse is the basis of motor operation. If a fault occurs, the product cannot be processed normally,...[Details]
The PTAT reference current source circuit was derived by manual calculation, and then simulated by computer to fine-tune the circuit parameters. The resulting OTA amplifier has an open-loop gain of 8...[Details]
After obtaining local relief funds, Shengli Precision has begun to drastically reorganize its asset structure since this year, and has begun to divest assets in the system that are loss-making or in ...[Details]
The commonly used insulating materials in servo motors can be divided into A, B, C, H, F and E grades according to their heat resistance:
1A grade insulation: such as cotton yarn, silk, paper ...[Details]
Case Structure
The conditional structure is a method of executing conditional statements. This is similar to the If...Then...Else statement commonly seen in text editing languages. It is located in...[Details]
1. Introduction
In recent years, due to the serious global warming problem, the full use of natural energy without CO2 emission has attracted attention. As natural energy, solar energy and wind ene...[Details]
According to the People's Daily, the Ministry of Industry and Information Technology learned that as of now, more than 500,000 5G base stations have been built and put into operation across the count...[Details]
Clock circuit: The clock signal of the 51 microcontroller is usually obtained using two circuit forms: internal oscillation mode and external oscillation mode. Connecting a crystal oscillator (...[Details]
Spectrum analyzers play an important role in daily test and measurement. The measurement of noise power and signal-to-noise ratio is one of the applications of spectrum analyzers. So how to use spect...[Details]
Analog electronics
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