The crystal oscillator on the learning board is 50M, and the AD is TLC549. I want to display the number collected by 549 through the LED output . The program is as follows: module amyad(clk,din,clk_ad...
I wrote the simplest LINUX. The keyboard driver found that it could not read the hardware. I don't know how to obtain the permission to read the hardware under the LINUX system. char button_statusFetc...
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Click here to learn more and participateMeet your new favorite mobile deviceIt may be small, but it matters. Weighing only 1.8 kg and measuring ju...
[i=s] This post was last edited by jameswangsynnex on 2015-3-3 20:01[/i] Mobile phone password list Samsung unlock phone lock: *2767*2878#/*2767*7377# Samsung chip reset: *2767 *3855# can also be used...
I want to connect a two-digit digital tube (common anode) to the P2 port of a 51 single-chip microcomputer, an LED to P1.0, and a button to P3.3. Make the digital tube display the number of times the ...
Microsoft ActiveSyn 4.5 Vs2005 wince 5.0 pxa270 As above. I want to synchronize the vs2005 program to the pxa270 board for debugging. I don't know if it's a problem with my settings or for some other ...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[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]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[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]
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]
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]
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]
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]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[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]