以下内容由sohu社区为您保存以下内容由sohu社区为您保存Zhongqian Education is the largest embedded technology engineer training base in Southwest China. It is a professional embedded technology training, consulting and promot...
Currently I have no problem transferring files from the computer to the PDA WM 5.0 using ActiveSync 4.1 or 4.5 and adofiltr.dll version 4.1.4841. But using activesync4.5 adofiltr.dll 4.1.4841 to uploa...
The electronics industry is facing a new round of environmental impact 2006-7-20The EU environmental directive (RoHS Directive) was implemented on July 1. Industry insiders predict that one-third of s...
1. Introduction
I have been studying ST60 for a while. ST's tour also demonstrated the functions of ST60. I was attracted by this technology. I was very happy to be able to get in touch with it at EEW...
LM25574Q is an Automotive Grade product that is AEC-Q100 grade 1 qualified (40°C to + 125°C operating junction temperature),42V Input Voltage Max, 0.5A Output Current
器件手册:LM25575Q is an Automotive Gr...
I am working on the SPI driver for PXA270. When entering the initialization operation in SPI_Init, dwSpiSysIntr = SYSINTR_NOP; dwHwIntr = IRQ_SSP; hSpiEvent = CreateEvent(null, false, falsE, null); if...
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]