[b]0.2. Rectifier output push-pull transformer switching power supply[/b] The rectifier output push-pull transformer switching power supply, because the two switch tubes work alternately, is equivalen...
Help!!! Does anyone have the hardware circuit information of WAVECOM Q2403A? I want to do my graduation project. If anyone has it, please send it to huwj1986@126.com. I will be very grateful!!!...
I am drawing a PCB board, but there is no library for IDE, ATX, and ISA connectors. I need to draw the schematic library and the footprint library first, but I have searched many places and cannot fin...
Sometimes I want to read a book, but I don’t know what I’m reading. I get annoyed because of this. I don’t know whether the book doesn’t attract me or my mind is not on the book at all. The same is tr...
[i=s] This post was last edited by ljj3166 on 2018-9-12 22:24 [/i] In the planning of logickids, the FLASH area of F350 needs to be divided. The more important ones are divided into boot area and app ...
1 Introduction
The multifunctional monitor is a commonly used clinical medical device. It can display the patient's electrocardiogram (ECG), respiration (RESP), blood oxygen saturation (SP...[Details]
The hardware circuit principle is shown in Figure 1. In the specific design, each part should consider the anti-interference problem to minimize the impact of interference on the performance of the...[Details]
Due to the needs of medical development, in many cases, general thermometers can no longer meet the requirements of fast and accurate temperature measurement, such as measuring human body temperature ...[Details]
The overcurrent and overheating coordinated protection technology implemented by polymer positive temperature coefficient devices (PPTC) can protect motors, controllers and electronic components in...[Details]
This article first briefly introduces the working principles of current mode and voltage mode and their respective advantages and disadvantages; then discusses the ideal voltage mode using output c...[Details]
Today's mobile phone production testing faces an increasingly complex environment, with challenges of multiple frequency bands and multiple standards, pressure on production test speed, and pres...[Details]
Among the many candidate standards for China's mobile TV, the CMMB standard proposed by the Broadcasting Science Research Institute of the State Administration of Radio, Film and Television is aime...[Details]
With the advent of the new economic era represented by the Internet, PCs have lost their former glory, and smart 3C products (Computer, Communication and Consumer) will set off a new wave. As one o...[Details]
Abstract:
A single pulse secondary radar reply processor implemented with EPLD. Its main functions include: reply frame pulse detection, reply information decoding, assembling reply inf...[Details]
The full name of RFID is Radio Frequency Identification, which uses radio frequency to realize data transmission between programmable controller (PLC) or microcomputer (PC) and identification, ther...[Details]
0 Introduction
With the release of the "Elevator Supervision and Inspection Regulations", new requirements have been put forward for the inspection quality of elevators by inspection agenc...[Details]
O Introduction
Semiconductor laser (LD) is a solid light source. It has been widely used due to its advantages such as good monochromaticity, small size, light weight, low price and low po...[Details]
Historically, GPS receiver designers have combined simulation and drive testing to determine receiver performance in complex environments. While GPS signal simulation provides a repeatable signal s...[Details]
As process nodes and die sizes continue to shrink, the number of consumer electronic products using flip-chip packaged IC devices is increasing. However, flip-chip packaging manufacturing rules hav...[Details]
Today, Linux is widely used
in the development of
various
embedded devices
, such as digital TVs, video converter boxes, DVR players, xDSL/cable/PON modems, home routers, and
network
gatewa...[Details]