[i=s] This post was last edited by paulhyde on 2014-9-15 09:09 [/i] If you are doing this year's Electronic Design Competition B, please log in or use QQ, 419605141...
From 8-bit/16-bit single-chip microcomputers to 32-bit embedded processors represented by ARM CPU cores, embedded operating systems will replace traditional manually compiled monitoring programs or sc...
I would like to ask you all: If I want to achieve the line drawing function, I can capture WM_MOUSEMOVE and WM_LBUTTONDOWN, or should I implement the messages sent by the driver?...
The optical signal is converted into an electrical signal and input into the AD port of the DSP. Then the size of the water drop and the falling time are calculated by calculating the voltage change a...
[size=4]Android's low-power Bluetooth applications are very common. Smart bracelets and watches are everywhere, and they basically use BLE communication to exchange data. BLE is basically well support...
The following stream driver code is written corresponding to the DeviceIOControl function: BOOL TES_IOControl (DWORD dwCtx, DWORD dwCode, PBYTE pInpBuf, DWORD dwInpLen, PBYTE pOutBuf, DWORD dwOutLen, ...
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[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]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[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]
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]
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]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[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]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[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]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]