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...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[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 production process of lithium batteries does not mention the previous processes such as material preparation, winding, liquid injection, and packaging, but only talks about the final formation ...[Details]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]
At present,
the control system used in
automobiles
can be divided into three parts from the functional point of view:
sensor
unit, control unit and execution unit. Among them,
th...[Details]
1. Brief Introduction
With the continuous development and improvement of single-chip microcomputer technology, single-chip microcomputers have been widely used in all walks of life, and ...[Details]
The number of timers/counters and interrupt sources directly determines the performance of the microcontroller. The MCS-51 microcontroller has two programmable 16-bit timers/counters and five inter...[Details]
The platemaking machine is an indispensable device in platemaking and printing, and plays a very important role. The platemaking machine is a device used to make printing plates. The principle is c...[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]