No response to the TCP connection of Vxworks. That is, after the first SYN packet of the three-way handshake was sent to the Vxworks system (sent using Telnet on XP on the Host), the system did not re...
Write an MFC-based application that runs under WinCE and reads the contents of a .txt file. The structure is as follows: Book title 1; Price 1 Book title 2; Price 2 Book title 3; Price 3 ... CFile myf...
There are many factors to consider when selecting capacitors. The following information discusses the issues that need to be paid attention to when selecting capacitors in a very professional manner. ...
I'm a novice asking for advice on how to use AD to detect voltage and current and display them. I've just started working with dsp. This is a task assigned by the teacher. Thank you all masters....
[i=s]This post was last edited by yin_wu_qing on 2019-1-20 16:21[/i] [size=4] After three weeks of experience, I feel that the development of NXP Rapid IoT kit is not very smooth. The original plan wa...
[i=s]This post was last edited by 943614033 on 2018-6-28 10:23[/i] [size=4][font=宋体]Link: [url=https://pan.baidu.com/s/17gTuqHOe_plup8iaiJIVow]https://pan.baidu.com/s/17gTuqHOe_plup8iaiJIVow[/url] Pas...
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[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]
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]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[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]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
LonWorks fieldbus technology is widely used, for example, in intelligent buildings, industrial control, environmental protection, etc. Echelon's LonWorks system has been used in the products of tho...[Details]
1. Introduction
With the rapid development of computer technology, communication technology, and integrated circuit technology, the large-scale application of field control instruments and equ...[Details]
introduction
In the late 1990s, due to the great safety issues of liquid cobalt lithium-ion batteries, people studied and developed polymer lithium-ion batteries. In addition to the performanc...[Details]
As the automobile consumer market heats up, the safety performance of automobiles has attracted more attention from consumers. When driving at high speed, tire failure is the most worrying and diff...[Details]