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And realizes - en.51rd.net based on the TMS320DM642 network camera’s design
Friday, October 9th, 2009 at 14:44 | No commentsCategories: DSPShort Content: Along with the networking and multimedia technologies' widespread applications, the digital network video frequency obtained the swift development. In network video frequency conference and in network monitor and control domain, traditional simulated video signal conversion digital video signal, and with the aid of carries on the transmission in the existing IP network to become a now big hot spot. Realizes the way from the technology saying that usually is uses the network camera to realize. At present in the market network ... -
Realizes the plan based on DSP and specific interface chip’s USB
Sunday, September 13th, 2009 at 20:24 | No commentsCategories: DSPShort Content: IntroductionEach kind of metering equipment examines the data needs to transmit frequently to PC machine carries on the data processing and the archive, by uses the PC machine rich hardware and the software resource fully, obtains more perfect and the formidable data processing, the analysis and memory property. The traditional PC platform's data acquisition card PC machine planting hardware and software resource's and so on number of slots item, address, interrupt limit, the extendibility is bad, the installment disassemblage difficulty, ... -
The C8051F320 train inspects safely meter’s design
Tuesday, May 26th, 2009 at 19:45 | No commentsCategories: SCMShort Content: 1 introduction Along with science's and technology's development, rides the train journey, the traveling to become one of people main transportation ways, to safeguard the train safe operation, regular or carries on to the train inspects is safely non-periodically an extremely important work, the row examines the personnel when train arrival needs to inspect safely to the train. Generally does an inspection the control system to verify the fixed coach number, the stand and the time with difficulty, therefore realizes ... -
One kind of small Gaoji becomes the intelligence test installment the design with to realize - en.51rd.net
Tuesday, May 26th, 2009 at 13:59 | No commentsCategories: SCMTags: Intelligence test, Monolithic integrated circuit, power source management, security essential systemShort Content: The security essential system (Safety Critical Systems, SCS) refers to the system function, once will expire will cause the life and property heavy loss, the environment possibly to encounter the heavy damage the system, in astronautics, energy, national defense and so on many domains widespread existence. Many security essential systems have when the multi-input - multi-output close coupling, the parameter denaturation and nonlinear response and so on. The high speed development's electronic technology causes the SCS electron system's integration rate, ... -
The liquid-crystal display power source manages circuit design
Thursday, May 7th, 2009 at 22:07 | No commentsCategories: Power SupplyShort Content: 1 introduction Must realize the liquid-crystal display to demonstrate that must have the following 4 units: Controller (Controller), power source management unit (PMU), driving circuit (Driver), liquid crystal display component (LCD). Regarding the resolution small liquid crystal display component, like 128×64, 128×32 and so on modules have controller, the power source management unit, the driver in a body's chip. But regarding the high resolution's liquid-crystal display (for example 320×240, 640×480) needs independent controller, the power source management unit, the ... -
Conforms to SMBus2.0 the agreement single-node intelligence lithium battery system’s design
Saturday, May 2nd, 2009 at 02:07 | No commentsCategories: Power SupplyTags: power source managementShort Content: Intel and Duracell Corporation proposed in 1995 notebook intelligence battery's concept - - Smart Battery, namely the lithium battery and the management control system unifies in together, itself has function [1] and so on survey, computation, protection, correspondence. At present already developed into the profession standard, it has defined intelligent battery data standard agreement SBData1.1, system administration main line agreement SMBus2.0 (and the I2C main line compatible) and the related data curacy standard. This standard present obtains widespread deference in ... -
Based on bqTINY-II portable electronic sound of the heart instrumentation power source administration module design
Tuesday, April 28th, 2009 at 19:00 | No commentsCategories: Power SupplyShort Content: 0 Introduction The portable electronic products take the power source by the battery. Along with the portable product's rapid development, each kind of battery's amount used increases, and develops many new batteries. In recent years developed the high energy density's lithium ion battery had the volume to be small, the capacity was big, standby time long and so on characteristics, very suitable portable system's application. In the portable electronic products' design process, its power source administration ... -
The digital power source manages advantage
Monday, April 27th, 2009 at 18:00 | No commentsCategories: Power SupplyTags: power source managementShort Content: The new generation IC need lower supply voltage, the single component often uses many voltages, but these voltages must add to the component by the correct succession. Must on the board have, must make the pressure drop to the IC these very low voltage most to be small and to maintain a constant voltage. On the majority boards the electrical power system does with the module DC-DC switch for the construction unit. The high performance DC-DC switch module is suitable ... -
Battery base power source management system management system design
Monday, April 27th, 2009 at 13:00 | No commentsCategories: Power SupplyTags: power source managementShort Content: The battery base system widely applies in domains and so on honeycomb telephone, PDA mechanical games, medical instrument. These systems need the effective power source management in order to cause the equipment size and the battery life optimization. The battery base power source management system management system provides power source's voltage-stabilizer circuit including the battery and for the system. The main project objective includes: · the performance and the duration of charging gap target, must through the effective ... -
Manages IC using the power source to deal with the portable design the power loss challenge
Monday, April 27th, 2009 at 08:00 | No commentsCategories: Power SupplyShort Content: Although handset designers unceasingly pronunciation, camera, GPS and other function integration, in does not surpass in half inch thick outer covering, portable media player designer micro conformity and so on controller, hard drive and tone circuit in pocket size seal, but designed integrated many kinds of functions the pressures to be still huge portable. The past during several years, the power semiconductor manufacturer promoted the massive power sources to manage IC(PMIC), used in the portable expense electron system's ...
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