National Instruments NI 6221 Manuals

Manuals and User Guides for National Instruments NI 6221. We have 2 National Instruments NI 6221 manuals available for free PDF download: User Manual

National Instruments NI 6221 User Manual

National Instruments NI 6221 User Manual (411 pages)

DAQ M Series

Brand: National Instruments | Category: Media Converter | Size: 7.7 MB

Table of Contents

Table of Contents
5
About this Manual

14
- Conventions
  14
- Related Documentation
  15
Chapter 1 Getting Started

21
Chapter 2 DAQ System Overview

25
- DAQ Hardware
  25
  - DAQ-STC2 and DAQ-6202
    26
  - Calibration Circuitry
    27
- Signal Conditioning
  27
  - Sensors and Transducers
    27
  - Signal Conditioning Options
    28
    
    Scxi
    28
    
    5B Series
    29
    
    Scc
    29
- Cables and Accessories
  30
  - Custom Cabling
    30
- Programming Devices in Software
  31
Chapter 3 Connector and LED Information

32
Chapter 4 Analog Input

45
Chapter 5 Analog Output

85
Chapter 6 Digital I/O

97
- Static DIO
  98
- Digital Waveform Triggering
  99
- Digital Waveform Acquisition
  99
  - DI Sample Clock Signal
    100
    
    Using an External Source
    100
    
    Using an Internal Source
    100
    
    Routing DI Sample Clock to an Output Terminal
    101
- Digital Waveform Generation
  101
  - DO Sample Clock Signal
    101
    
    Routing DO Sample Clock to an Output Terminal
    102
    
    Using an External Source
    102
    
    Using an Internal Source
    102
- I/O Protection
  103
- Programmable Power-Up States
  103
- DI Change Detection
  104
  - Applications
    105
- Connecting Digital I/O Signals
  105
- Getting Started with DIO Applications in Software
  106
Chapter 7 Counters

107
- Counter Input Applications
  108
- Counter Output Applications
  125
  - Simple Pulse Generation
    125
    
    Single Pulse Generation
    125
    
    Single Pulse Generation with Start Trigger
    126
    
    Retriggerable Single Pulse Generation
    127
- Pulse Train Generation
  127
  - Continuous Pulse Train Generation
    127
- Frequency Generation
  128
  - Using the Frequency Generator
    128
- Frequency Division
  130
- Pulse Generation for ETS
  130
- Counter Timing Signals
  131
- Default Counter/Timer Pinouts
  136
- Counter Triggering
  137
  - Arm Start Trigger
    137
  - Start Trigger
    138
  - Pause Trigger
    138
- Other Counter Features
  139
  - Cascading Counters
    139
  - Counter Filters
    139
  - Prescaling
    140
  - Duplicate Count Prevention
    141
    
    Example Application that Works Correctly (no Duplicate Counting)
    141
    
    Example Application that Prevents Duplicate Count
    142
    
    Example Application that Works Incorrectly (Duplicate Counting)
    142
    
    When to Use Duplicate Count Prevention
    143
    
    Enabling Duplicate Count Prevention in NI-Daqmx
    144
    
    Synchronization Modes
    144
    
    80 Mhz Source Mode
    145
    
    External Source Mode
    145
    
    Other Internal Source Mode
    145
Chapter 8 PFI

146
- Using PFI Terminals as Timing Input Signals
  147
- Exporting Timing Output Signals Using PFI Terminals
  148
- Using PFI Terminals as Static Digital I/Os
  148
- Connecting PFI Input Signals
  149
- PFI Filters
  149
- I/O Protection
  151
- Programmable Power-Up States
  151
Chapter 9 Digital Routing and Clock Generation

152
- Clock Routing
  152
  - 80 Mhz Timebase
    153
  - 100 Khz Timebase
    153
  - External Reference Clock
    153
  - 10 Mhz Reference Clock
    154
- Synchronizing Multiple Devices
  154
- Real-Time System Integration (RTSI)
  155
  - RTSI Connector Pinout
    155
  - Using RTSI as Outputs
    157
  - Using RTSI Terminals as Timing Input Signals
    157
  - RTSI Filters
    158
- PXI Clock and Trigger Signals
  159
  - Pxi_Clk10
    159
  - PXI Triggers
    159
  - PXI_STAR Trigger
    160
  - PXI_STAR Filters
    160
Chapter 10 Bus Interface

162
- DMA Controllers and USB Signal Stream
  162
- PXI Considerations
  163
  - PXI Clock and Trigger Signals
    163
  - PXI and PXI Express
    163
  - Using PXI with Compactpci
    164
- Data Transfer Methods
  165
  - Changing Data Transfer Methods
    166
Chapter 11 Triggering

167
Appendix D

198
Appendix E

198

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National Instruments M Series User Manual

National Instruments NI 6221 User Manual (299 pages)

Multifunction I/O Modules and Devices

Brand: National Instruments | Category: Data Loggers | Size: 3.45 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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