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PostWysłany: Śro 11:13, 01 Gru 2010    Temat postu: ugg boots günstig andhighresolution

3M 12-bit high-speed data acquisition system


4H. In the collection process. The first to write a RESET port. The counter 74LS] 61 cleared, point to the first SRAM unit. Start the conversion, the first port to the C0VERT write. Start AD1672 conversion clock and address the counter clock, the clock's rising edge in the conversion ADl672 start the conversion. Clock low period in the conversion question, write data to convert the corresponding SRAM cell, while address counter l counts. The next conversion clock rising edge and trigger a new conversion cycle, until the counter is full, a carry pulse. The system to stop sampling at the same time expanding circuit interrupt an interrupt to the host application. Host response to interrupts, the collected data after computer memory deposited, and then the software can be achieved through the collection of data to reproduce the waveform, waveform analysis,ugg boots günstig, data archiving and other functions References: 1] Shen Lan-sun. If the data collection technology [M]. Taiwan Fertilizer: China Science and Technology University Press ti990E23 Road,ugg boots billig, Yau Wing. PC series expansion morning Computer Design EM3.1994Researchon12 take a 13 Bit3MHighSpeedDataAcquisitionSystemGUOShiping, HUANGLiang-bi. ,true religion, ZHONGYu-wen (1.NationalInstituteofMetrology, Beijing100013, China2.HubeiInstituteofTechnology, Wuhan430068, China) Abstract: Themainpointsofthedesignofahighspeed (3MSPS) andhighresolution (12 a bit) dataacquisitionboard. includingthemulti-channelconverter,Moncler sale, highspeedADC (AD1672), databuffermemory, interruptionexpansionandcomputerinterface,goedkoop uggs, aredescribedinthispaper. Itcanbeinsertedtotheexpansionslotofacomputerforming. compatibledataacquisitionsystemwithalargebuffermemoryandahighratiooffunctiontocost. KevWords: dataacquisition} A / Dconverter; acousticemission (on the next page 23) RelationshipBetweenEnergyDensityofLaserInducedDamageandIrradiantDiameterWANGY \{laserirradiation; laserpretectionglasses39

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