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...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
1 Introduction
At present, advocating health has become the focus of people's attention, and the emergence of treadmills has become more and more popular. People can exercise at home or in the ...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
In the test of the electronic ignition module, in order to simulate the real working conditions of the electronic ignition system, the electronic ignition module is often placed in an environment h...[Details]
During the global semiconductor industry recession, the automotive electronics market has performed strongly, especially the application of car remote control systems has become more and more wides...[Details]
1 Features
1.1 Single cell operating voltage up to 3.7V
It is three times that of nickel-cadmium batteries and nickel-metal hydride batteries, and nearly twice that of lead-acid batteries...[Details]
In order to ensure that lighting-grade white light LEDs can not only be well applied but also achieve high utilization efficiency, first of all, it is necessary to meet certain application conditions,...[Details]