I've been debugging an LCD recently, and my problem is that after my LCD starts up normally, there's a very thin white line at the top that looks like a line under the taskbar underground going up and...
class a { private: typedef void (CALLBACK * ONSERIALREAD)(CWnd *,BYTE * Buf, int bufLen); public: ONSERIALREAD m_OnSerialRead; } How to implement this callback function?...
The program is as follows: #include reg52.h sbit P0_0=P0^0; unsigned char times; void main() { times=0; TH2=60;TL2=176;//Initial value of count RCAP2H=60;RCAP2L=176;//Reload initial value EA=1;//Open ...
[size=4]In embedded software development, such as microcontroller programs, we will definitely write a large infinite loop program, that is, polling the IO port. Usually, [/size] [size=4] [/size] [siz...
Has anyone done this before? Can we discuss this? QQ: 569312518My current program is not ideal. It always enters NMI. It is not because of invalid address. I don't know what other reasons cause NMI....
I used CHttpFile and CInternetSession in WinCE5.0 SDK to make the following code to download files, but it doesn't work. Why? Does anyone have any good methods or good source codes for my reference? C...
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[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]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
Embedded System
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