User Manuals
SBCs
NVIDIA Solutions
Analog I/O
- DMM-32DX-AT
  Hardware User Manual
  TABLE OF CONTENTS
  1. DESCRIPTION
  2. FEATURES
  3. DMM-32DX-AT BOARD DRAWING
  4. I/O HEADERS PINOUT AND PIN DESCRIPTION
  4.1 Analog I/O Header – J3
  4.2 Digital I/O Header – J4
  4.3 Serial I/O Header – J11
  5. BOARD CONFIGURATION
  5.1 Base Address
  5.2 Interrupt level
  5.3 DMA level
  5.4 Single-Ended / Differential A/D Channels
  5.5 D/A Configuration
  5.6 Digital I/O Pull-Up / Pull-Down
  5.7 16-Bit Data Bus
  6. I/O REGISTER MAP
  6.1 I/O Map Description
  6.2 I/O Map Reference – Write
  6.3 I/O Map Details
  6.4 Page 0: 82C54 Counter/Timer Access
  6.5 Page 1: 82C55 Digital I/O Circuit
  6.6 Page 2: Expanded FIFO Control
  6.7 Page 3: Autocalibration Registers
  6.8 Page 4: dsPIC Interface
  6.9 Page 5: D/A Waveform Generator
  6.10 Page 6: CPLD I/O Window
  6.11 Page 7: D/A Output Channel Control
  7. ENABLING ENHANCED FEATURES
  7.1 Enabling Enhanced Features (Enhanced Mode)
  7.2 Disabling Enhanced Features (Normal Mode)
  8. ANALOG INPUT RANGES AND RESOLUTION
  8.1 Unipolar and Bipolar Inputs
  8.2 Input Ranges and Resolution
  8.3 A/D Conversion Formulas
  8.4 Correlation between A/D Code and Input Voltage
  9. PERFORMING AN A/D CONVERSION
  9.1 Select the input channel or input channel range
  9.2 Select the analog input range
  9.3 Wait for the analog circuit to settle
  9.4 Start an A/D conversion on the current channel
  9.5 Wait for the conversion to finish
  9.6 Read the A/D data
  9.7 Convert the numerical data to a meaningful value
  10.A/D SAMPLING METHODS
  10.1 Sampling Modes
  10.2 FIFO Description
  10.3 Scan Sampling
  10.4 Sequential Sampling
  11.HOW TO PERFORM A/D CONVERSIONS USING INTERRUPTS
  12. ANALOG OUTPUT RANGES AND RESOLUTION
  12.1 Description
  12.2 Resolution
  12.3 Full-Scale Range Selection
  13.GENERATING AN ANALOG OUTPUT
  13.1 Compute the D/A code for the desired output voltage
  13.2 Compute the LSB and MSB values
  13.3 Add the channel number to the MSB
  13.4 Set D/A Simultaneous Update bit
  13.5 Write the LSB and MSB to the board
  13.6 Monitor the DACBUSY status bit
  14.D/A WAVEFORM GENERATOR
  14.1 Description
  14.2 Programming the D/A wave form generator
  14.3 Enable enhanced features
  14.4 Reset D/A wave form pointer
  14.5 Latch D/A value
  14.6 Store D/A values into buffer
  14.7 Setup D/A wave form settings
  14.8 Start D/A waveform generator
  15.AUTOCALIBRATION
  16.DIGITAL I/O OPERATION
  16.1 Main Digital I/O on J4: Internal 82C55 Circuit
  16.2 Digital I/O Configuration Register
  16.3 Mode 0 Digital I/O
  16.4 Mode 1 Digital I/O With Handshaking
  16.5 Auxiliary Digital I/O on J3
  17.COUNTER/TIMER OPERATION
  17.1 Counter/Timer Features and Configuration Options
  17.2 Counter/Timer Configuration
  17.3 Counter/Timer Access and Programming
  18.SPECIFICATIONS
Digital I/O
- GPIO-MM
  Hardware User Manual
  Table of Contents
  General Description
  Overview
  Digital I/O Features
  Counter/Timer Features
  Enhanced Features
  Board Layout
  I/O Connector Pin-out
  Digital I/O Header Pin-out
  Counter/timer Header Pinout
  Auxiliary I/O Header Pinout
  Board Configuration
  Base Address Selection
  Interrupt Level Selection
  I/O Line Pull-up/Pull-down Selection
  I/O Map
  Overview
  Counter/Timer and Enhanced Feature Programming
  DIO Programming
  Register Summary
  Register Bit Descriptions
  9513 Control/Status Data
  9513 Control/Status Pointer
  9513 DIO Input Data
  9513 DIO Output Data
  9513 Interrupt Enable/Disable
  9513 Interrupt Reset
  EEPROM Data
  EEPROM Address
  EEPROM Status
  EEPROM Control
  FPGA Revision Code
  Select Clock Source
  Interrupt Source
  Interrupt Status
  Interrupt Control
  Auxiliary DIO Status
  Auxiliary DIO Control
  Board Reset
  Board ID
  8255 Data
  8255 Control and Status (Basic Mode Definition – MSFLAG=1)
  8255 Control and Status (Bit SET/RESET Mode – MSFLAG=0)
  Programming the Counter/Timer
  Overview
  Accessing the Counter/Timer Internal Registers
  Master Mode Register
  Counter Mode Register
  Counter Modes
  FOUT Frequency Output
  Counter Commands
  Counter Programming
  Programming Digital I/O
  48-bit Programmable Direction (8255)
  16-bit Fixed Direction(9513)
  Programming Enhanced Features
  Specifications
  Additional Information
  Technical Support
Ethernet Switches
CAN I/O
- Janus-MM-4LP
  JNMM-4LP Quad CAN
  Software User Manual
  1. Introduction
  2. Hardware Overview
  2.1 Description
  2.2 Specifications
  3. General Programming Guidelines
  3.1 Initialization and Exit Function Calls for Linux
  3.2 Error Handling for Linux
  3.3 Initialization and Exit Function Calls for Windows
  3.4 Error Handling for Windows
  4. JNMM-4LP-XT Linux Driver API Description
  4.1 JNMMCANConfig
  4.2 JNMMCANTx
  4.3 JNMMCANRx
  4.4 JNMMCANErrorStat
  4.5 JNMMCANRead
  4.6 JNMMCANWrite
  4.7 JNMMCANBaseAddrInit
  4.8 JNMMCANDIOAddrInit
  4.9 JNMMGetFPGAVersion
  4.10 JNMMGetBoardVersion
  4.11 JNMMGPIOConfig
  4.12 JNMMGPIORead
  4.13 JNMMGPIOWrite
  4.14 JNMMGPIOReadBit
  4.15 JNMMGPIOWriteBit
  4.A Structure Definitions
  4.A1 CANCONFIG
  4.A2 CANMESSAGE
  4.A3 can_device_stats
  5. JNMM-4LP-XT Windows Driver API Description
  5.1 JNMMCANConfig
  5.2 JNMMCANTX
  5.3 JNMMCANRX
  5.4 JNMMCANBaseAddrInit
  5.5 JNMMCANDIOAddrInit
  5.6 JNMMGetFPGAVersion
  5.7 JNMMGetBoardVersion
  5.8 JNMMGPIOConfig
  5.9 JNMMGPIORead
  5.10 JNMMGPIOWrite
  5.11 JNMMGPIOReadBit
  5.12 JNMMGPIOWriteBit
  5.A Structure definitions
  5.A1 CANCONFIG
  5.A2 CANMESSAGE
  6. JNMM-4LP-XT Driver Application Description
  6.1 DIO
  6.2 JNMMCANLoopBack
  6.3 JNMMCANDemo
  6.4 JNMMRWFunctions
  7. JNMM-4LP-XT Driver Application Usage Instructions
  7.1 DIO Description
  7.2 JNMMCANLoopBack Description
  7.3 JNMMCANDemo description
  7.4 JNMMRWFunction description
  8. Interface Connector Details
  8.1 Digital I/O – J4
  8.2 CAN(J5, J6, J7, J8)
  9. Appendix: Reference Information
Universal Driver
- Universal Driver Software User Manual
  1. Introduction
  1.1 Demo Programs and Utilities
  1.2 Overview of Manual
  2. General programming guidelines
  2.1 ISA Initialization and Exit Function Calls
  2.2 PCI Initialization and Exit Function Calls
  2.3 Error Handling
  3. Common Task Reference
  3.1 Performing an AD Conversion
  3.2 Performing an AD Scan
  3.3 Interrupt-Based AD Sample or Scan
  3.4 Performing a DA Conversion
  3.5 Performing a DA Conversion Scan
  3.6 Performing Digital IO Operations
  3.7 Checking Interrupt Operation Status
  3.8 Performing an AD Autocalibration
  3.9 Performing a DA Autocalibration
  3.10 AD Calibration Verification
  3.11 DA Calibration Verification
  4. Interrupt-Based Operations
  4.1 AD Interrupt Operations
  4.1.1 Dump Threshold
  4.2 AD Interrupt Mode Reference
  5. User Interrupts
  5.1 User Interrupt Types
  5.2 The User Interrupt Function Interface
  5.3 Create a User Interrupt Function
  5.4 Instructions for After and Instead Type User Interrupts
  5.5 Instructions for Solo Type User Interrupts
  5.5.1 After or Instead Modes
  5.5.2 Solo Mode
  5.6 Board-Specific Information for Solo Type User Interrupts
  6. Watchdog Timer
  6.1 Watchdog Timer API
  6.1.1 Definitions of Constants
  6.1.2 Watchdog Timer Functions
  6.2 Application Instructions
  7. UD Function Reference
  8. Data Type Reference
  9. Board Reference
  9.1 Board Function Lists
  9.2 Analog IO Ranges
  9.3. Detailed Board Information
  10. Example Programs
  11. Error Codes
  12. Board Macros
  13. Index
  Aries
  Diamond-MM-16-AT
  Diamond-MM-16RP-AT
  Diamond-MM-32DX-AT
  Diamond-MM-32X-AT
  Diamond-MM-AT
  DS-MPE-DAQ0804
  DS-MPE-GPIO
  GPIO-MM-11
  GPIO-MM-21
  Helix
  Onyx-MM
  Onyx-MM-DIO
  Opal-MM
  P104-GPIO96
  Ruby-MM-1616
  Zeta
  Helios
  Athena-IV
  Saturn
  14. Universal Driver APIs
  dsc9513CounterControl
  dsc9513MeasureFrequency
  dsc9513MeasurePeriod
  dsc9513PulseWidthModulation
  dsc9513ReadHoldRegister
  dsc9513Reset
  dsc9513SetCMR
  dsc9513SetHoldRegister
  Dsc9513SetLoadRegister
  dsc9513SetMMR
  dsc9513SingleCounterControl
  dsc9513SpecialCounterFunction
  dscAACCommand
  dscAACGetStatus
  dscADAutoCal
  dscADCalVerify
  dscADClockConfig
  dscADIntCancel
  dscADIntStatus
  dscADSample
  dscADSampleInt
  dscADScan
  dscADScanInt
  dscADSetChannel
  dscADSetScan
  dscADSetSettings
  dscADSetTiming
  dscAutoRTS
  dscCancelOp
  dscCancelOpType
  dscClearUserInterruptFunction
  dscCounterConfig
  dscCounterDirectSet
  dscCounterFunction
  dscCounterRate
  dscCounterRead
  dscCounterReset
  dscCounterSetRate
  dscCounterSetRateSingle
  dscDAAutoCal
  dscDACalVerify
  dscDAConvert
  dscDAConvertScan
  dscDASetSettings
  dscDASetSim
  dscDIOClearBit
  dscDIOInputBit
  dscDIOInputByte
  dscDIOIntCancel
  dscDIOOutputBit
  dscDIOOutputByte
  dscDIOOutputInt
  dscDIOSetBit
  dscDIOSetConfig
  dscEnhancedFeaturesEnble
  dscFifoStatus
  dscGetEEPROM
  dscGetReferenceVoltages
  dscGetRelay
  dscGetRelayMulti
  dscGetStatus
  dscInterruptControl
  dscLEDTest
  dscPauseOp
  dscPWMClear
  dscPWMStart
  dscResumeOp
  dscSerialConfig
  dscSetCalMux
  dscSetEEPROM
  dscSetPage
  dscSetReferenceVoltages
  dscSetRelay
  dscSetRelayMulti
  dscSetTrimDac
  dscSetUserInterruptFunction
  dscSpecialFunction
  dscUserInt
  dscUserIntRun
  dscWatchdogConfig
  dscWatchdogDisable
  dscWatchdogEnable
  dscWatchdogTrigger
  dscWGBufferLoad
  dscWGBufferSet
  dscWGCommand
  dscWGConfigSet
  15. Structure definitions
  DSCAACSTATUS
  DSCADCALPARAMS
  DSCADINTSTATUS
  DSCADSCAN
  DSCADSETTINGS
  DSCAIOINT
  DSCAUTOCAL
  DSCCB
  DSCCBP
  DSCCR
  DSCDACALPARAMS
  DSCDACS
  DSCDASETTINGS
  DSCDIOINT
  DSCFIFO
  DSCPWM
  DSCS
  DSCSPECIALFUNC
  DSCUSERINT
  DSCUSERINTFUNCTION
  DSCWATCHDOG
  DSCWGCONFIG
  ERRPARAMS
- Universal Driver CSharp Software User Manual
  1. Introduction
  1.1 Demo Programs and Utilities
  1.2 Overview of Manual
  2. General programming guidelines
  2.1 ISA Initialization and Exit Function Calls
  2.2 PCI Initialization and Exit Function Calls
  3. Common Task Reference
  3.1. Performing an AD Conversion
  3.2. Performing an AD Scan
  3.3. Performing a DA Conversion
  3.4. Performing a DA Conversion Scan
  3.5 Performing Digital IO Operations
  3.6 Performing an AD Autocalibration
  3.7 Performing a DA Autocalibration
  3.8 AD Calibration Verification
  3.9 DA Calibration Verification
  4. UD Function Reference
  5. Data Type Reference
  6. Board Reference
  6.1 Board Function Lists
  6.2 Analog IO Ranges
  7. Example Programs
  8. Error Codes
  9. Board Macros
  10. index
  Diamond-MM-16RP-AT
  11. Universal Driver APIs
  dscCounterRead()
  dscCounterSetRateSingle()
  dscDACalVerify()
  dscDAAutoCal()
  dscDAConvertScan()
  dscDAConvert()
  dscGetEEPROM()
  dscADSetChannel()
  dscSetCalMux()
  dscSetReferenceVoltages()
  dscGetReferenceVoltages()
  dscADCalVerify()
  dscADAutoCal()
  dscADScan()
  dscADSample()
  dscADSetSettings()
  dscDIOOutputBit()
  dscDIOInputBit()
  dscDIOSetConfig()
  dscDIOInputByte()
  dscDIOOutputByte()
  dscLEDTest()
  dscADAutoCal()
  12. Structure definitions
  DSCCR
  DSCDACALPARAMS
  DSCDACS
  ERRPARAMS
  DSCADSCAN
  DSCADSETTINGS
  DSCCBP
  DSCCB
  DSCAUTOCAL

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DSCGetLastError

Function to get the last known error code and error string.

BYTE DSCGetLastError(ERRPARAMS* errparams);

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