[color=#237ab4][font=Arial, Helvetica, sans-serif][size=12px][url=http://www.analog.com/static/imported-files/white_papers/SpiderRobots_BlackFin_WhPaper.pdf]Graphical Embedded System Design to Build a...
Here is an example: But I don't understand how 26 is calculated. Solution. For example, if the value of .OSEventGrp is 01101000 (binary), and the corresponding OSUnMapTbl[.OSEventGrp] value is 3, it m...
Hello everyone! A friend gave me a 4.2 board, X86, PC104 architecture, with quite complete peripherals. I like Wince very much, so I want to do some design based on this board. This board has been por...
After compiling, I have obtained the sys file. Does it mean that my driver has been compiled successfully? I want to run this program on my network card first. Can I install it directly without the IN...
I graduated in 2006 and have been working on arm7+ucos for three years. I just changed companies and now my company needs ARM9+linux. I would like to ask the experts: 1. Generally speaking, there is a...
When adding variables to Logic Analyzer in Watch 1, the entire interface style of Keil Unity 4.12 changed. "Project Name - U Vision4" moved from the left end to the middle of the title bar. The "Minim...
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]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[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]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[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]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[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]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]