Indoor positioning system based on zigbee (8x8 m) uses 4 cc2530 as base station (one of them is used as coordinator), 1 cc2431 as mobile station (terminal device) and uses cc2431 positioning engine to...
[font=黑体][size=5]Requirements: Do not use a transformer, use discrete components, input 220V AC power, output DC 4V or so. Used to drive two 1W LEDs, the current is about 800MA![/size][/font] [font=黑体...
[img]http://i3.6.cn/cvbnm/86/b0/eb/1e1b36815199b89aa72af13b76ba12ad.jpg[/img] The source code is automatically generated by VS2005: // Win32Project2.cpp : Defines the entry point for the application. ...
I am trying to enter the embedded field, so I want to buy a development board for learning. Of course, it would be best if I can use it at work. I checked online and saw that TE2410 and TE2440 have go...
Things always have a core, and complex things can always be modularized and hierarchical, and so is embedded Linux. Learning embedded Linux is difficult, mainly because it involves too much knowledge ...
I just got started with STM32. I have a project in mind that uses FSMC to connect an SDRAM as a cache for the program data area, initializes it as RAM in start.s, and then I want to add a NAND FLASH t...
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
1. Introduction
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[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]
store
To prevent moisture, LEDs should be stored in a dry and ventilated environment with a storage temperature of -40°C to +100°C and a relative humidity below 85%.
The LED should be use...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
Energy conservation and environmental protection are the main directions of current automotive technology research, and power batteries are the key to electric vehicle technology. Research on powe...[Details]
Designing low power circuits while achieving acceptable performance is a difficult task. Doing so in
the RF
bands increases the challenge dramatically. Today, nearly everything has wireless...[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]
introduction
Caller ID delivery (CID) is a service provided to the user's phone. The method is that the originating switch transmits the caller number and other information to the terminal swi...[Details]
RF/Wirelessly
京公网安备 11010802033920号
EEWORLD
