The program simulates the seven notes of music (do, re, me, fa, so, la, si), including bass, middle and treble. Friends who are interested can download the program to the target board to try it out, o...
I compiled u-boot in Linux system to generate three files: u-boot, u-boot.bin and u-boot.srec. I compiled uClinux (version 2.4.x) to generate image.ram, image.rom and romfs.img. What tools should I us...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:30[/i]I have been in the school's Electronic Innovation Laboratory for six years at Harbin Engineering University. During these four years, t...
[i=s] This post was last edited by 调戏、和尚/ on 2015-7-22 16:59 [/i] When using FPGA to scan a VGA display, the tutorial says that the scan time for each pixel is 25ns (based on 800*600*60hz). How did th...
40 Pin FPC connector, pin spacing is 0.5mm, line spacing is 0.5mm, I need it urgently and don't have time to learn how to draw the package, thank you all for your help!...
In February, I saw a post on the Internet titled "Poor Man's MAX7219 7279". I thought it was good, so I contacted the author and asked if I could share it on our forum.
This was the author's reply in ...
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[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]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[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]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into an angular displacement or a linear displacement. The stability and reliability of a stepper mo...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]