[i=s]This post was last edited by btty038 on 2022-3-31 22:31[/i]A very important common parameter is the third-order intermodulation distortion (3rd - order IMD), which will be the focus of this artic...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:23[/i] Undergraduate Group F Topic - Digital Amplitude-Frequency Balanced Power Amplifier[color=#000000]Undergraduate[/color] [table][tr][td]...
When developing Linux to MTD devices, how to determine some parameters of NAND FLASH. struct nand_flash_dev { char * name;//Name. This is easy to understand int manufacture_id;//Manufacturer. It is in...
Problem description: Use timer input capture to measure frequency, input signal frequency range 50K-500K; detection object: square wave; use the official input capture example (see the TIM routine in ...
[i=s]This post was last edited by hjl240 on 2014-2-16 18:28[/i] [align=left] First of all, let me say something off topic. There are many people sharing code on the forum, but I think the only bad thi...
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[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]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[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]
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]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[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]
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]
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]