[color=rgb(85, 85, 85)][b]Description[/b] PMP4447 is a power supply reference design with universal AC input and DC isolated output of [email]12V@0.5A[/email]. It uses the high-efficiency primary-side...
[i=s] This post was last edited by guxiangguo on 2016-3-28 15:35 [/i] Here is the code first: #include "hw_memmap.h" #include "hw_types.h" #include "sysctl.h" #include "gpio.h" #include "pwm.h" #defin...
I'm just crossing the river by feeling the stones, please give me some advice. @allankliu The display uses the common LCD5110, mainly because you can find the micropython driver on the Internet (5110 ...
I would like to ask, in PWM inverter, we use PWM wave to equal sine wave, control IGBT through PWM, and then filter to form sine wave. Common methods include calculation method and modulation method. ...
[align=left][color=#000000]In order to make the touch screen driver work completely according to my own ideas, from the Linux kernel to the driver, to adding various printing information, modifying an...
I would like to ask all the experts, who can make the clock signal, that is, the square wave signal, have no jitter, and the jitter cannot be higher than 400pspp? I would also like to ask all the expe...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
My colleague and I spent the day chatting in the hotel bar. We had met with several customers. We were both wondering how come these engineers we were meeting knew almost nothing about analog techn...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
RS-422 and RS-485 are both serial data interface standards, which were developed and published by the Electronic Industries Association (EIA). RS-422 defines a balanced communication interface with a ...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[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]
Describe how to meet the challenges of complexity with a modern wiring design toolset. Option codes and expressions can simulate the variables of an automotive project. A full-featured tool suite c...[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]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]