Cirrus-logic CS5550 Manuel d'utilisateur

1Copyright Cirrus Logic, Inc. 2004(All Rights Reserved)Cirrus Logic, Inc.http://www.cirrus.comAIN1+AIN1-AIN2+AIN2-CRYSTAL4.096 MHzExtRefGndGNDCS5550

CDB555010will result in the data being updated ten times a second. Please note that the software only supports cyclecounts between 400 to 4000 when in

CDB5550112.2.5 Data Collection WindowThe Data Collection Window allows the user to collect sample sets of data from the CS5550 and analyzethem using

CDB5550122.2.5.2. Config ButtonThis button will bring up the configuration window, in which the user can modify the data collection spec-ifications.

CDB555013Note: When saving data, only the data channel being displayed on the plot will be saved to a file.2.2.5.5. Zoom ButtonThis button allows the

CDB5550142.5 Histogram InformationThe following is a description of the indicators associated with Histogram Analysis. Histograms can be plot-ted in

CDB5550152.5.2 STD_DEVIndicator for the Standard Deviation of the collected data set. The Standard Deviation is calculated usingthe following formula

CDB5550162.6 Frequency Domain InformationThe following describes the indicators associated with FFT (Fast Fourier Transform) Analysis. FFT datacan be

CDB5550172.7 Time Domain InformationThe following controls and indicators are associated with Time Domain Analysis. Time domain data canbe plotted in

CDB555018 Figure 12. Digital Section and Power Supply

CDB555019Figure 13. Analog Section

CDB55502TABLE OF CONTENTS 1. HARDWARE ...

CDB555020Figure 14. Silkscreen

CDB555021Figure 15. Top Side

CDB555022Figure 16. Bottom Side

CDB5550233. REVISIONSTable 4. Revisions Revision Date Change1 June 2004 Initial ReleaseContacting Cirrus Logic SupportFor a complete listing of Direc

CDB55503LIST OF FIGURESFigure 1. CDB5550 Start-Up Screen...

CDB555041. HARDWARE1.1 IntroductionThe CDB5550 evaluation board provides a quick means of evaluating the CS5550 A/D converter. TheCDB5550 evaluati

CDB55505The CDB5550 also provides options for sourcing the voltage reference for the CS5550. These optionsinclude the on-chip reference (VREFOUT), or

CDB555061.3 Power SupplyPower is supplied to the CDB5550 via two binding posts, +5 V (J2) and GND (J3). The +5 V supply powersthe analog core of the

CDB55507A pop-up window will also appear prompting the user to select the appropriate data source from the Setupmenu, located in the upper left hand c

CDB555082.2.2 Setup WindowThe Setup Window allows the user to access the internal registers of the CS5550. From this window theuser can click the Vie

CDB555092.2.3 Calibration WindowThe Calibration Window allows the user to perform Offset and Gain calibrations on both channels. To per-form an Offse