My supervisor now requires me to change a PDA program written in C# to C++, but I have never touched MFC. I looked at it a few days ago and it was too depressing. I have worked on embedded QT for a wh...
The code is as follows. The status bar and toolbar can be displayed normally, but the menu is not displayed. What's going on? Urgent [code] if (!m_wndStatusBar.Create(this) || !m_wndToolBar.CreateEx(t...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:37[/i] This year's Hubei Province Electronic Design Competition introduced the grid connection technology in the power supply category predic...
I am a novice and just started to learn CCS. I searched online and found no beginner tutorials for the C6000 series. Can anyone give me a link to download the tutorial?...
If there is no DTR pin in the serial port, how to use AT commands to connect GPRS? After sending "AT"; "AT+CGDCONT=1,\"IP\",\"CMNET\""; "AT*E2IPA=1,1"; is it necessary to give a DTR pulse before sendi...
Hello~ Everyone~ The new week's review information is here~~ Tomorrow is National Day~ I wish you all a happy holiday! Let's get back to the topic, let's take a look at the latest review information~A...
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[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]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[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]
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]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[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]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[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]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[Details]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[Details]
This article introduces a high-reliability, high-power automatic water supply device made with 89C2051 single-chip microcomputer, which has phase loss detection, over-temperature detection, over-cu...[Details]
At present, more than 40 fieldbuses have been developed in the world, among which CAN bus is suitable for application in automobile inspection lines because of its unique features such as strong re...[Details]