Navigation software for WINDOWS MOBILE (with source code). Development platform: EVC4.0 Use platform: WINDOWS MOBILE5,6 Electronic map format: MM4 Map conversion tool: MAPINFO format to MM4 (with sour...
Does anyone know if uCOS-II has a function similar to Windows' SendMessage that does not return until the message is processed when sending messages between tasks? --How can this mechanism be implemen...
I made my own board, the minimum system is CPU+RAM+FLASH. The CPU is PXA270, the flash is 28F128J3A, connected to nSC0 chip select. Currently, two boards are installed. Everything is OK on the first b...
When discussing a question, people often reply or quote specific posts. To give you a more holistic impression of the discussion, we have made the following adjustments:Click " Reply " or " Quote " in...
[i=s]This post was last edited by dontium on 2015-1-23 11:42[/i] Finally found an article I can understand:surrender:[url]deyisupport./blog/b/signalchain/archive/2013/12/19/51603.aspx[/url] Let me fir...
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[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]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[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]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
1. The composition and structure of mobile phone lithium battery
Mobile phone lithium batteries are mainly composed of plastic shell upper and lower covers, lithium battery cells, protection c...[Details]
Fairchild's FAN6208 is a synchronous rectification (SR) controller for isolated LLC or LC resonant converters that can drive two individual SR MOSFETs emulating the behavior of rectifier diodes. FAN62...[Details]