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Based on DSP array CCD data acquisition system design
Wednesday, November 12th, 2008 at 13:49 | No commentsCategories: DSPShort Content: Abstract: The DSP system has, the miniaturization, the stability to be good high speed, the precision is high and integration rate higher characteristic. This article has designed one kind based on DSP the technical array CCD data acquisition system, take TMS320VC5502 DSP and TLVl572 a/D switch as the example, has analyzed the CCD output data and a/D transformation data work succession, introduced in detail to the array CCD output video signal's data acquisition process, and passes to through the MAX232 ... -
One kind based on A/D and DSP high speed data gathering technology
Tuesday, November 11th, 2008 at 07:16 | No commentsCategories: DSPShort Content: The abstract radar receiver turns the radar echo signal the intermediate frequency signal, the digital signal processing system to the intermediate frequency signal sampling and processing. This article introduces one kind based on A/D and the DSP intermediate frequency signal gathering technology; Gives data acquisition system's principle and the diagram, and carries on the analysis to A/D and the DSP interface circuit. Takes between both's connection effect with FIFO to be very good; DSP carries on the control through CPLD ... -
Based on TSl01 DSP chain street intersection multichannel high accuracy data acquisition circuit design
Thursday, November 6th, 2008 at 23:22 | No commentsCategories: DSPShort Content: Abstract: Introduced that one kind based on the digital signal processor (DSP)TSl01 chain street intersection's multichannel high accuracy data acquisition electric circuit's design method, the detailed elaboration uses many ADS8361 a/D switch to carry on the data acquisition, and transmits orally after the TSl01 link loses the data FP-GA and the DSP design realizes, how discusses to increase a/D conversion accuracy the question.Key word: TSl01; Chain street intersection: ADS8361; Sampling precision 1 introduction In the signal processing domain, the DSP ... -
Designs and realizes - en.51rd.net based on the USB data acquisition system
Sunday, November 2nd, 2008 at 08:49 | No commentsCategories: StorageShort Content: Abstract: Narrated one kind based on the USB 12 b high speed data gathering and the signal analysis system's design, in the design used FPGA (programmable logical component) to realize the sequential logic signal control, thus overall system's design had the very big flexibility. What this system's uses under Windows 2000 environment driver and the user application procedure is the VisualC language realizes, but the firmware code is realizes with the C language. The system has the low ... -
Based on MSCl210Y5 multichannel data acquisition system
Thursday, October 30th, 2008 at 12:27 | No commentsCategories: SCMShort Content: Abstract: In the article introduced the light ship hydrometeorology measured data automatic demonstration navigation aid system, is takes the submarine extension telephone's controller using MSCl210Y5, uses its internal 24 AD transformation clamour to realize to the temperature, the voltage, the pressure and the acceleration multichannel teaches according to gathering, has the precision to be high, reliable strong characteristic.Key word: MSCl210Y5; Multichannel; Data acquisition 1 introduction Take MSCl210Y5 as the core data acquisition part when the work puts in submarine, works ... -
ADS8344 and front end FPGA high accuracy data acquisition
Wednesday, October 29th, 2008 at 05:17 | No commentsCategories: EDA/PLDShort Content: Abstract ADS8344 is 8 channels which TI Corporation produces, 16 lives, the high accuracy, the low power loss A/D transformation chip. This article introduced the ADS8344 main feature, and gives take its and FPGA as the foundation data acquisition system, as well as hardware circuit and corresponding hardware description language design method.Key word ADS8344 front end FPGA data acquisition The data acquisition in the industry test system is a very important link, its accuracy and the reliability are very ... -
Based on M-BUS interest low power loss data acquisition system
Tuesday, October 21st, 2008 at 08:57 | No commentsCategories: StorageShort Content: Abstract: Introduced that one kind with realizes based on the ultra low power loss monolithic integrated circuit's data acquisition system's design; Elaborates this system's principle of work, the main feature, the system design, the hardware circuit and the software flow design specifically. This system take TI Corporation's 16 Flash the MSP430Fx44x series monolithic integrated circuit as a core, by the zero power loss magnetism sensitive sensor which the effect makes according to Wei Gende takes front end gathering, selects the ... -
External Flash guidance loading device
Monday, October 20th, 2008 at 02:57 | No commentsCategories: StorageShort Content: 1 Bootloader analysis When TI Corporation's DSP chip leaving the plant, the solidification has guidance loading operation Bootloader in internal ROM, its major function is loads the exterior procedure to internal RAM in moves, raises system's running rate. TMS320VC5409 is TI a Corporation's section of fixed-point DSP chip, its instruction cycle may reach 10ns, internal has 32K×16 position RAM, the performance-to-price ratio is extremely high, is widely applied in the embedded system, in the data acquisition ... -
Based on PCL-818HG damage test system’s design
Sunday, October 19th, 2008 at 06:57 | No commentsCategories: StorageShort Content: Abstract: For after suffering the fire damages the concrete structure to carry on the repair and the reinforcement. Must carry on the test and the diagnosis to its damage characteristic parameter. Used the PCL-818HG data acquisition card and Visual C 6.O has developed the concrete structure damage test system. May damage characteristic parameters and so on real-time measurement load, displacement, strain and acceleration. The actual movement proved: This method convenient, is quick, is reliable, applies to PCI-818HG in other ... -
Based on C8051F320 USB connection data acquisition storage circuit
Saturday, October 18th, 2008 at 00:57 | No commentsCategories: StorageShort Content: Abstract: The introduction uses C8051F320 SOC and the AM45DB321 constitution data acquisition memory system's design proposal.Key word: Data acquisition; USB connection; Storage circuit; SOC Sometimes in some special industry situation, needs and saves sensor's signal unceasing real-time gathering, and playbacks again to certain time the data to PC machine in carries on the analysis and processing. Used the high performance perhaps in the working conditions bad situation the monolithic integrated circuit and the technical grade large capacity FLASH memory's plan ...
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