National Instruments NI PCI-6221 Manuals

Manuals and User Guides for National Instruments NI PCI-6221. We have 3 National Instruments NI PCI-6221 manuals available for free PDF download: User Manual

National Instruments M Series User Manual

National Instruments NI PCI-6221 User Manual (299 pages)

Multifunction I/O Modules and Devices

Brand: National Instruments | Category: Data Loggers | Size: 3 MB

Table of Contents

Table of Contents
6
Chapter 1

15
Chapter 2

28
- DAQ System Overview
  28
- DAQ Hardware
  28
  - DAQ-STC2 and DAQ-6202
    29
  - Calibration Circuitry
    29
- Cables and Accessories
  30
  - 68-Pin M Series Cables and Accessories
    30
    
    68-Pin Cables
    32
    
    68-Pin BNC Accessories
    33
    
    68-Pin Screw Terminal Accessories
    33
    
    RTSI Cables
    33
    
    SCC Carriers and Accessories
    33
    
    Scxi
    34
    
    68-Pin Custom Cabling and Connectivity
    34
    
    USB Device Accessories, USB Cable, and Power Supply
    35
  - 37-Pin M Series Cables and Accessories
    35
    
    37-Pin Cables
    36
    
    37-Pin Screw Terminal Accessories
    36
    
    RTSI Cables
    36
    
    37-Pin Custom Cabling
    36
- Signal Conditioning
  37
  - Sensors and Transducers
    37
  - Signal Conditioning Options
    37
    
    Scxi
    37
    
    Scc
    38
- Programming Devices in Software
  38
Chapter 3

40
- Connector and LED Information
  40
- I/O Connector Signal Descriptions
  40
- Power Source
  42
- USER 1 and USER 2
  43
- RTSI Connector Pinout
  46
- LED Patterns
  46
Chapter 4

47
Chapter 5

79
Chapter 6

89
- Digital I/O
  89
- Static DIO
  90
- Digital Waveform Triggering
  90
- Digital Waveform Acquisition
  91
  - DI Sample Clock Signal
    91
    
    Using an Internal Source
    91
    
    Using an External Source
    92
    
    Routing DI Sample Clock to an Output Terminal
    92
- Digital Waveform Generation
  92
  - DO Sample Clock Signal
    92
    
    Using an Internal Source
    93
    
    Using an External Source
    93
    
    Routing DO Sample Clock to an Output Terminal
    93
- I/O Protection
  93
- Programmable Power-Up States
  94
- DI Change Detection
  95
  - DI Change Detection Applications
    96
- Connecting Digital I/O Signals
  96
- Getting Started with DIO Applications in Software
  97
Chapter 7 Counters

98
- Counter Input Applications
  98
  - Counting Edges
    99
    
    Single Point (On-Demand) Edge Counting
    99
    
    Buffered (Sample Clock) Edge Counting
    100
    
    Controlling the Direction of Counting
    100
  - Pulse-Width Measurement
    100
    
    Single Pulse-Width Measurement
    101
    
    Buffered Pulse-Width Measurement
    101
  - Period Measurement
    102
    
    Single Period Measurement
    102
    
    Buffered Period Measurement
    103
  - Semi-Period Measurement
    104
    
    Single Semi-Period Measurement
    104
    
    Buffered Semi-Period Measurement
    104
  - Frequency Measurement
    105
    
    Low Frequency with One Counter
    105
    
    Low Frequency with One Counter (Averaged)
    106
    
    High Frequency with Two Counters
    106
    
    Large Range of Frequencies with Two Counters
    107
    
    Choosing a Method for Measuring Frequency
    108
  - Position Measurement
    111
    
    Measurements Using Quadrature Encoders
    112
    
    Measurements Using Two Pulse Encoders
    113
    
    Buffered (Sample Clock) Position Measurement
    114
  - Two-Signal Edge-Separation Measurement
    114
    
    Single Two-Signal Edge-Separation Measurement
    115
    
    Buffered Two-Signal Edge-Separation Measurement
    115
- Counter Output Applications
  116
  - Simple Pulse Generation
    116
    
    Single Pulse Generation
    116
    
    Single Pulse Generation with Start Trigger
    117
    
    Retriggerable Single Pulse Generation
    117
  - Pulse Train Generation
    118
    
    Continuous Pulse Train Generation
    118
    
    Finite Pulse Train Generation
    119
  - Frequency Generation
    119
    
    Using the Frequency Generator
    119
  - Frequency Division
    120
  - Pulse Generation for ETS
    120
- Counter Timing Signals
  121
- Default Counter/Timer Pinouts
  125
- Counter Triggering
  126
- Other Counter Features
  127
  - Cascading Counters
    127
  - Counter Filters
    127
  - Prescaling
    129
  - Duplicate Count Prevention
    129
    
    Example Application that Works Correctly (no Duplicate Counting)
    130
    
    Example Application that Works Incorrectly (Duplicate Counting)
    130
    
    Example Application that Prevents Duplicate Count
    131
    
    When to Use Duplicate Count Prevention
    131
    
    Enabling Duplicate Count Prevention in NI-Daqmx
    132
  - Synchronization Modes
    132
    
    80 Mhz Source Mode
    133
    
    Other Internal Source Mode
    133
    
    External Source Mode
    133
Chapter 8

134
- Pfi
  134
- Using PFI Terminals as Timing Input Signals
  135
- Exporting Timing Output Signals Using PFI Terminals
  135
- Using PFI Terminals as Static Digital I/Os
  136
- Connecting PFI Input Signals
  136
- PFI Filters
  137
- I/O Protection
  138
- Programmable Power-Up States
  138
Chapter 9 Digital Routing and Clock Generation

139
- Clock Routing
  139
  - 80 Mhz Timebase
    140
  - 100 Khz Timebase
    140
  - External Reference Clock
    140
  - 10 Mhz Reference Clock
    140
- Synchronizing Multiple Devices
  141
  - PXI/PXI Express Modules
    141
  - PCI/PCI Express Devices
    141
  - USB Devices
    141
- Real-Time System Integration (RTSI)
  142
  - RTSI Connector Pinout
    142
  - Using RTSI as Outputs
    143
  - Using RTSI Terminals as Timing Input Signals
    144
  - RTSI Filters
    144
- PXI Clock and Trigger Signals
  146
  - Pxi_Clk10
    146
  - PXI Triggers
    146
  - PXI_STAR Trigger
    146
  - PXI_STAR Filters
    146
Chapter 10

148
- Bus Interface
  148
- Data Transfer Methods
  148
  - PCI/PCI Express Device and PXI/PXI Express Module Data Transfer Methods
    148
  - USB Device Data Transfer Methods
    149
- PXI Considerations
  150
  - PXI Clock and Trigger Signals
    150
  - PXI and PXI Express
    150
  - Using PXI with Compactpci
    151
Chapter 11

152
- Triggering
  152
- Triggering with a Digital Source
  152
- Triggering with an Analog Source
  153
  - APFI <0,1> Terminals
    153
  - Analog Input Channels
    153
  - Analog Trigger Actions
    154
  - Routing Analog Comparison Event to an Output Terminal
    154
- Analog Trigger Types
  154
- Analog Trigger Accuracy
  157
- Figure A-1. PCI/PXI-6220 Pinout
  159
Appendix A

161

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National Instruments NI PCI-6221 User Manual

National Instruments NI PCI-6221 User Manual (298 pages)

Multifunction I/O Modules and Devices

Brand: National Instruments | Category: Data Loggers | Size: 5 MB

Table of Contents

National Instruments NI PCI-6221 User Manual

National Instruments NI PCI-6221 User Manual (297 pages)

Multifunction I/O Modules and Devices

Brand: National Instruments | Category: I/O Systems | Size: 13 MB

Table of Contents

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