What is the essence of an A/D converter? Does it convert decimal numbers into binary numbers? For example, if the analog value of an 8-bit converter is 3V, what will the output of the D0~D7 holes be?...
Microwave antenna measurement is very important and an indispensable part of antennas. There are many methods for parameter measurement. This article only introduces some of them....
[i=s]This post was last edited by Chen Wei on 2015-11-22 17:11[/i] [media=x,500,375]http://v.youku.com/v_show/id_XMTM5MjU1NjIzMg==.html?from=y1.7-1.2[/media]...
The following is a program I wrote for an up/down counter, module count4(clk,pwm_pro,count); input clk; input pwm_pro; output [7:0]count; reg[7:0]count; reg flag; initial begin flag=1'b0; count=8'b000...
Does 4.2 support activesync? I'm using it on a board similar to s3c2410, called dm2410+, but it doesn't work and doesn't support USB flash drives. I don't know how to download the developed program in...
Freescale's Kinetis L series products using the ARM Cortex M0+ core have been available in large quantities since September 25. Recently, this solution was highlighted at the 2012 Industrial Computer ...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[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]
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]
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]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[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]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
Multimedia processors are often the most power-hungry devices in portable electronic devices. Common ways to reduce CPU power requirements are to reduce clock frequency or operating voltage, but th...[Details]
introduction
Belt drive is a common transmission device used in industrial production. Its commonly used speed detection device is a photoelectric encoder installed at the rotating end of th...[Details]
0 Introduction
The load with impact (rapid change) power in the power system will cause the voltage fluctuation and flicker of the power grid, causing many electrical equipment to fail to wo...[Details]
Today, as information becomes an increasingly important resource, strong market demand and the development of microelectronics technology have led to the rapid development of portable electronic sy...[Details]
1. Electromagnetic compatibility design
Electromagnetic compatibility refers to the ability of electronic equipment to work in a coordinated and effective manner in various electromagnetic env...[Details]