Timer event (adding steps) 1. #define SAMPLEAPP_Timeing_MSG_DOOR 0xD1DE //#define SAMPLEAPP_Timeing_MSG_DOORTIMEOUT 5000 added by myself 2. Add this in the task processing function if (events & SAMPLE...
micro2440 timer interrupt, use timer 1, the corresponding port has no output. The following is the program segment //Interrupt IST DWORD TIMER_IST(LPVOID lpParameter) {DWORD dwRes = 0; BOOL bRes = 1; ...
One of the problems I encountered here is that I don't know how to determine whether a dll has been loaded by the system. My own idea here is: 1. Print the serial port debugging information. If the in...
I have a handheld device running WINCE. After turning on the GPRS module, I can browse the web. Now I want to use this GPRS module to send and receive information. What else do I need to do? Are there...
External interrupts can enter the interrupt program by sending a pulse to the I/O port. Timer interrupts can enter the timer interrupt program when the time is up. I would like to ask what kind of tri...
[align=left][b][size=3]1 Policy specifications[/size][/b][/align][align=left][b][size=3][/size][/b] [/align][align=left][size=2] Refer to the "Decision of the State Council on the Implementation of th...
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[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]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]