[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, ...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[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. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[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]
DCDC means DC to DC (conversion of different DC power values). Anything that meets this definition can be called a DCDC converter. Specifically, it means converting the input DC into AC through a s...[Details]
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