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Appendix C AMD Am9513A Data Sheet

AT-MIO-16X User Manual C-6

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Contents

Main Page Important Information Warranty Copyright Trademarks WARNING REGARDING MEDICAL AND C LINICAL USE OF NATIONAL INSTRUMENTS PROD UCTS About This Manual Chapter 1 Introduction Chapter 2 Configuration and Installation Page Chapter 3 Theory of Operation Chapter 4 Register Map and Descriptions Page Chapter 5 Programming Page Page Tables Page About This Manual Organization of This Manual Conventions Used in This Manual ! Related Documentation Customer Communication Introduction About the AT-MIO-16X Analog Input Analog Output Digital and Timing I/O What You Need to Get Started Software Programming Choices National Instruments Application Software NI-DAQ Driver Software Register-Level Programming Optional Equipment Unpacking Page Board Configuration AT Bus Interface Base I/O Address Selection Page Page Page Interrupt and DMA Channel Selection Analog Input Configuration Input Mode DIFF Input (Eight Channels) RSE Input (16 Channels) NRSE Input (16 Channels) Input Polarity and Input Range Considerations for Selecting Input Ranges Analog Output Configuration Analog Output Reference Selection Analog Output Polarity Selection Digital I/O Configuration Board and RTSI Clock Configuration Hardware Installation Signal Connections Page Chapter 2 Configuration and Installation National Instruments Corporation AT-MIO-16X User Manual 2-16 Figure 2-5 shows the pin assignments for the AT-MIO-16X 68-pin I/O connector. Figure 2-5. AT-MIO-16X 68-Pin I/O Connector Signal Connection Descriptions Page Analog Input Signal Connections [ ] Types of Signal Sources Floating Signal Sources Ground-Referenced Signal Sources Input Configurations Differential Connection Considerations (DIFF Input Configuration) Differential Connections for Ground-Referenced Signal Sources Differential Connections for Nonreferenced or Floating Signal Sources Page Single-Ended Connection Considerations Single-Ended Connections for Floating Signal Sources (RSE Configuration) Single-Ended Connections for Grounded Signal Sources (NRSE Configuration) Common-Mode Signal Rejection Considerations Analog Output Signal Connections Page Digital I/O Signal Connections Power Connections Timing Connections for Data Acquisition and Analog Output SCANCLK Signal EXTSTROBE* Signal EXTCONV* Signal EXTTRIG* Signal EXTGATE* Signal EXTTMRTRIG* Signal Counter Signal Connections Page Page Page Page Field Wiring Considerations Cabling Considerations for the AT-MIO-16X with 50-Pin I/O Connector Cabling Considerations for the AT-MIO-16X with 68-Pin I/O Connector Theory of Operation PC I/O Channel I/O Connector Figure 3-1. AT-MIO-16X Block Diagram Functional Overview PC I/O Channel Interface Circuitry Page Page Chapter 3 Theory of Operation National Instruments Corporation 3-5 AT-MIO-16X User Manual Analog Input and Data Acquisition Circuitry Figure 3-3. Analog Input and Data Acquisition Circuitry Block Diagram Analog Input Circuitry A/D Converter Analog Input Multiplexers Analog Input Configuration PGIA ADC FIFO Buffer Analog Input Calibration Data Acquisition Timing Circuitry Single-Read Timing Single-Channel Data Acquisition Timing Page Page Multiple-Channel Data Acquisition Continuous Scanning Data Acquisition Timing Interval Scanning Data Acquisition Timing Data Acquisition Rates Analog Output and Timing Circuitry Figure 3-9. Analog Output Circuitry Block Diagram Analog Output Circuitry Analog Output Configuration Analog Output Calibration DAC Waveform Circuitry and Timing DAC Waveform Circuitry Page DAC Waveform Timing Circuitry Page FIFO Continuous Cyclic Waveform Generation FIFO Programmed Cyclic Waveform Generation FIFO Pulsed Waveform Generation Digital I/O Circuitry Figure 3-16. Digital I/O Circuitry Block Diagram Timing I/O Circuitry Page Page Page RTSI Bus Interface Circuitry Page Register Map and Descriptions Register Map Page Register Sizes Register Description Format Configuration and Status Register Group Command Register 1 Page Page Page Command Register 2 Page Page Page Command Register 3 Page Page Page Page Page Page Command Register 4 Page Page Page Page Status Register 1 Page Page Page Page Status Register 2 Analog Input Register Group ADC FIFO Register Page Page CONFIGMEM Register Page Page Page Page Page Analog Output Register Group Page Page DAC0 Register DAC1 Register ADC Event Strobe Register Group CONFIGMEMCLR Register CONFIGMEMLD Register DAQ Clear Register DAQ Start Register Single Conversion Register ADC Calibration Register DAC Event Strobe Register Group TMRREQ Clear Register DAC Update Register DAC Clear Register General Event Strobe Register Group DMA Channel Clear Register DMATCA Clear Register DMATCB Clear Register External Strobe Register Calibration DAC 0 Load Register Calibration DAC 1 Load Register Am9513A Counter/Timer Register Group Am9513A Data Register Am9513A Command Register Am9513A Status Register Digital I/O Register Group Digital Input Register Digital Output Register RTSI Switch Register Group RTSI Switch Shift Register RTSI Switch Strobe Register Programming Register Programming Considerations Resource Allocation Considerations Initializing the AT-MIO-16X Initializing the Am9513A Chapter 5 Programming Figure 5-1. Initializing the Am9513A Counter/Timer National Instruments Corporation AT-MIO-16X User Manual 5-4 Programming the Analog Input Circuitry Single Conversions Using the SCONVERT or EXTCONV* Signal Generating a Single Conversion Reading a Single Conversion Result Programming Single-Channel Data Acquisition Sequence Page Page Programming Data Acquisition Sequences with Channel Scanning Continuous Channel Scanning Data Acquisition Page Interval-Channel Scanning Data Acquisition Figure 5-5. Interval Scanning Data Acquisition Programming Data Acquisition Programming Functions Clearing the Analog Input Circuitry Programming Single-Analog Input Channel Configuratio ns Programming Multiple-Analog Input Channel Configurations Programming the Sample-Interval Counter Programming the Sample Counter(s) Sample Counts 2 through 65,536 Sample Counts Greater than 65,536 Page Programming the Scan-Interval Counter Applying a Trigger Servicing the Data Acquisition Operation Resetting the Hardware after a Data Acquisition Operation Resetting a Single Am9513A Counter/Timer Page Programming the Analog Output Circuitry Cyclic Waveform Generation Figure 5-7. Cyclic Waveform Programming Programmed Cycle Waveform Generation Figure 5-8. Programmed Cycle Waveform Programming Pulsed Cyclic Waveform Generation Chapter 5 Programming National Instruments Corporation 5-31 AT-MIO-16X User Manual Figure 5-9. Pulsed Cyclic Waveform Programming Waveform Generation Programming Functions Clearing the Analog Output Circuitry Selecting the Internal Update Counter Programming the Update-Interval Counter Page Programming the Waveform Cycle Counter Programming the Waveform Cycle Interval Counter Servicing Update Requests Programming the Digital I/O Circuitry Programming the Am9513A Counter/Timer RTSI Bus Trigger Line Programming Considerations RTSI Switch Signal Connection Considerations Programming the RTSI Switch Page Programming DMA Operations Page Interrupt Programming Calibration Procedures Page Page Page Page Page Calibration Equipment Requirements Calibration DACs Reference Calibration Analog Input Calibration Analog Output Calibration Page A Specifications Analog Input Page Explanation of Analog Input Specifications Linear Errors Nonlinear Errors Noise Analog Data Acquisition Rates Single-Channel Acquisition Rates Multiple-Channel Scanning Acquisition Rates Analog Output Explanation of Analog Output Specifications Digital I/O Timing I/O Page Page Page Appendix B I/O Connector National Instruments Corporation B -3 AT-MIO-16X User Manual Figure B-2 shows the pin assignments for the AT-MIO -1 6X 6 8-p in I/O connector. Figure B-2. AT-MIO-16X 68-Pin I/O Connector Page Page Page C AMD Am9513A Data Sheet Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page D Customer Communication FTP Support Electronic Services Bulletin Board Support Telephone and Fax Support Telephone Fax Fax-on-Demand Support E-Mail Support (currently U.S. only ) Technical Support Form AT-MIO-16X Hardware and Software Configuration Form National Instruments Products Other Products Documentation Comment Form Title: Edition Date: Part Number: Mail to: Technical Publications Fax to: Technical Publications Glossary Numbers/Symbols A Page B C Page D Page E F G H I Page K L M N O P Page Q R S Page T U V W Z Index Numbers A Page Page B C Page D Page Page Page E F G H I L M N O P Page R Page S Page T U V W