[i=s]This post was last edited by serialworld on 2018-9-9 17:39[/i] [img]data:image/png;base64,iVBORw0KGgoAAAAANSUhEUgAAB34AAANdCAIAAAD0qkpZAAAgAElEQVR4nOzdd1xVd574//zx291/vrubzezM7O4UC2JmJ 05MMpMY02O...
Can the AD sampling of F2812 sample positive and negative waveforms? I am using a sine wave, but after sampling, only the positive half cycle is obtained, and the negative half cycle is zero. I don't ...
[i=s]This post was last edited by yang_alex on 2019-7-31 14:25[/i][CH549 Review] Part 3 Comparative Evaluation of Low-Level Driver Software - SPI Interface LCD DriverRegarding the software development...
The problem is as the title says. The program cannot be downloaded into the CE environment. It is related to the invalid DLL image. How to solve it?...
The Labview version I installed is 18.0, and the NI-SCOPE driver version I downloaded is also 18.0, but during the installation process, I cannot NEXT, as shown in the figure....
Software version QT5.14.2, my program is as follows
#include "mainwindow.h"
#include "ui_mainwindow.h"
#include QPainter
#include QPenMainWindow::MainWindow(QWidget *parent) :QMainWindow(parent),ui(ne...
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
In the development direction of the automotive industry, electric vehicles (EV) and hybrid electric vehicles (HEV) are becoming an obvious trend. From a technical point of view, hybrid power is mor...[Details]
In the 1980s, breakthroughs were made in the design and production of small, low-power quartz metal halide lamps with precise dimensions. At the same time, with the acceleration of people's lives a...[Details]
1 Overview
As a driving power source, the new battery has a range of more than 200 km within the acceptable weight range of the mass market, which provides an important way for power batteries...[Details]
The Challenge:
Providing a flexible, powerful robotics design platform
to more than 40,000 high school students participating in the FIRST
Robotics
Competition (FRC).
The So...[Details]
0 Introduction
In microwave, radar, radio and television, and communication systems, the problem of coupling RF power is often encountered. A directional coupler is a directional power divide...[Details]
In the process of instrument application, there are many types of influencing factors of online gas analyzers and the changes are more complex. It is difficult to effectively control these influenc...[Details]
In the industrial production process, flow measurement is a widely used measurement physical quantity. In special cases, such as vertical oil wells, when it is not easy to install probes outside the p...[Details]
introduction
In industrial production and equipment maintenance, people often test coil winding turn-to-turn short circuit faults. For example, turn-to-turn short circuits in power transformer...[Details]