[i=s] This post was last edited by zzbaizhi on 2014-10-14 10:53 [/i] When burning the program into the board, the following prompt appearsIt should be that the driver was not installed after reinstall...
Recently the forum is preparing to DIY a mobile phone. I think everyone has their own ideas about how to implement it due to different technologies, applications, etc. What do you think is the best so...
I just became a father for more than 20 days, and the forum gave me a parenting encyclopedia, a total of 936 pages. The content includes solutions to all possible situations from the birth of a child ...
Source: The Paper
Li Zifeng, a teacher at Hebei Yanshan University and a recommended project for the 2021 Hebei Science and Technology Award, has attracted attention for his research titled "Adhering ...
In a ZigBee network, three ZigBee nodes transmit information to each other, using the osal_start_timerEx() function, which keeps sending in a loop. Can the number of loops be limited? I want to instal...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[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]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[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]
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]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[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]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[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]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
Synchronous buck designs are becoming increasingly difficult, and the selection of suitable ICs is becoming quite narrow. This Design Idea combines a current-mode PWM IC used in a flyback regulator...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
The construction of voltage and current feedback amplifier application circuits is generally the same, except for a few key points.
Current feedback amplifiers have higher sl...[Details]
This article starts with a comparison between two discrete MCUs and a single-chip dual-core MCU (taking LPC4350 as an example), and then introduces the basic knowledge and important features of asy...[Details]
Abstract Frequency Modulated Continuous Wave (FMCW) radar has been widely used in automobile anti-collision systems. This paper describes and compares the development of automobile anti-collision s...[Details]