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The parallel port only costs a few yuan. Use a small multi-purpose board to solder one.Don’t underestimate this circuit because it is very simple. It is actually very stable in use.The burning procedu...
Use 8031, keyboard, 6-digit LED display, ADC0809 to form a system function, send the analog quantity to 8031 microcontroller through A/D conversion, and display it on 6-digit LED. Requirements: 1. Giv...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:14[/i] :victory: I went to Freescale to have a look during the summer vacation. I was lucky enough to go deep into the core area, the Freesca...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:13[/i] I was completely decadent during the three days of New Year's Day. I just played and slept. I went to work right away. I haven't done ...
[code]
void timer1()
{TIMSK=(1[/code] [code]void fre_pwm(int i,int b) { DDRD |=(14); // OC1B pin is set to output DDRD |=(15); // OC1A pin is set to output TCCR1A=(0com1a1)|(1com1a0)|(1com1b1)|(0com1b...
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]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[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]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
Embedded System
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