On May 17, local time, a committee of the U.S. House of Representatives held a public hearing on the topic of UFOs. At the hearing, the Pentagon released clips of mysterious objects passing over pilot...
[b]1-8-1-3-2. Calculation of energy storage filter capacitor parameters for push-pull transformer switching power supply[/b] As can be seen from Figure 1-35, when the duty cycle D of the two control s...
LM3S pin deadlock principle and solution![if !mso]>Normal07.8 磅02falsefalsefalseMicrosoftInternetExplorer4The GPIOAFSEL register is a mode control select register. Writing a " 1 " to any bit in this r...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:57[/i]IPTV: The market is the only arbiter 2006-7-28Dual risks from policies and marketsIPTV and Triple-Play face many policy constrain...
As shown in the figure below, C8051F580 is simulated in Keil4.The original value of P4 port is 0xC7. After executing the code P4=P4^0x38, it should be: 0xFF.However, the actual execution result remain...
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[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 Guangzho...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
In recent years, with the increasing maturity of LED technology, LED light sources have been increasingly widely used due to their advantages of using low-voltage power supply, low energy consumpti...[Details]
1. Project Introduction
Beijing Benz-Daimler Chrysler Co., Ltd. is a joint venture between Beijing BAIC Group and Benz-Daimler Chrysler. In October 2005, it started to build a new automobile ...[Details]
The rapid development of the automobile industry has promoted the progress of global machinery, energy and other industries, as well as the development of economy, transportation and other aspects,...[Details]
1 Introduction
This laboratory is mainly based on the characteristics of vocational education. It provides remote PLC technology training and teaching experiment functions for on-campus (studen...[Details]
: Ambiguous operators need parenthesesAmbiguous
symbol ``xxx``Argument
list syntax errorArray
bounds
missingArray
size
toolargeBad
character
in paramentersBad
file
name format in i...[Details]
The classification of large-screen electronic image display technology is as follows:
The projection type screen display system relies on the optical projection method to form an ima...[Details]
Tags: PMP Digital Signal Processing
Many observers and analysts agree that there will be only two hot technology topics in the field of electronic engineering and applications this year: o...[Details]
Fieldbus is a fully digital distributed underlying control network. Since its emergence, it has attracted widespread attention from researchers in the control field. However, for a long time, due t...[Details]
1 Introduction
The development of fieldbus technology has made a big step forward in the process of control systems from closed to open. Open control systems based on fieldbus have begun to enter th...[Details]
1. PCB circuit board
Tester
Main functions
The tester adopts circuit online testing technology, which can be used to test and analyze common faults of various small and medium-scale ...[Details]