I have been working on the driver of the pxa270 camera recently, using ov2640 and ov9653. Now I have encountered a strange problem. When previewing YUV, I set DMA to directly send the 3 data registers...
MF RC500 is a member of a highly integrated reader IC family for contactless communication at 13.56MHz. This reader IC family utilizes advanced modulation and demodulation concepts and fully integrate...
[color=#000000] [font=微软雅黑][size=4]The long-awaited EEWORLD official bidding event is back. Sorry for the long wait :congratulate: This time I brought you four good books: [/color] [/size][/font][/col...
Please help me find the cause of the code C2061 C2660 errors. I have been working on it for a long time and don’t know why it is wrong: //presetdlgs.h // int ReadHospitalInfo (const char *path, Hospit...
The development boards at home are almost moldy. I am going to take them out for National Day and sell most of them. The price is definitely lower than anyone else on Taobao, plus there are a lot of g...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:33[/i] The 2010 Beijing Electronic Information Competition is scheduled to be held on May 30th. The organizers will provide Xilinx's SOPC dev...
Magnetic resonance imaging (MRI) systems can take high-resolution cross-sectional perspective images of the human body, providing very useful information for medical diagnosis. The radio frequency pro...[Details]
1 Overview
Drugs are like a "double-edged sword". They can treat diseases but can also cause serious adverse consequences. The dual nature of drugs depends on whether they are used rationally....[Details]
The circuit shown in the figure is a three-digit tachometer used to measure low frequency signals with a repetitive time interval of 0.235 to 15 seconds. The tachometer has a speed range of 4 to 255 r...[Details]
1 Overview
The BP01 pressure sensor is specially designed for monitoring blood pressure and is mainly used in portable electronic sphygmomanometers. It uses a precision thick-film ceramic chip and...[Details]
Maximize instrument utilization and reduce
test times
Increasing the throughput of automated test systems can improve efficiency. Using off-the-shelf tools (COTS) such as multicore proc...[Details]
As a single-host multi-slave bus system, the number of slave devices that can be connected to a 1-Wire bus is almost unlimited. In order to avoid logical conflicts, the 1-Wire bus interfaces of all...[Details]
Obtaining real-time and reliable traffic information has always been a bottleneck problem in the development of intelligent transportation systems. The establishment of an intelligent transportatio...[Details]
Emulation Features
Emulation provides a set of standard operations for integration and debugging. Some of its main features are as follows:
BreakpointsA
common feature of emulatio...[Details]
Portable devices with audio functions (such as portable media players and multimedia mobile phones) require long audio playback time, that is, long battery life. To extend the battery life of port...[Details]
Many MEMS devices, such as accelerometers and mechanical resonance devices, require a vacuum environment to realize their designed functions. However, verifying whether the package cavity has reach...[Details]
Complex circuits and 3D EM simulation tools have reached a point where complex system-level behavior can be simulated before fabrication. Performing EM simulations simultaneously with circuit simul...[Details]
Designers of handheld products such as cell phones, digital cameras, MP3 players and personal digital assistants (PDAs) are continually challenged to deliver more functionality in a smaller form...[Details]
Abstract:
This paper
introduces a data acquisition system based on USB and DSP, which takes advantage of the high-speed transmission characteristics of USB2.0. The overall structure of the ...[Details]
1. Introduction
Rolling bearings are the most widely used general mechanical components in various rotating machines. Whether their operating status is normal often directly affects the perfo...[Details]
Murphy's Law tells us that "what can go wrong, will go wrong". In the testing or production process of video equipment, problems often occur when we least want them to happen and when it is leas...[Details]