
- •NI 5102 User Manual
- •Worldwide Technical Support and Product Information
- •National Instruments Corporate Headquarters
- •Worldwide Offices
- •Important Information
- •Warranty
- •Copyright
- •Trademarks
- •WARNING REGARDING USE OF NATIONAL INSTRUMENTS PRODUCTS
- •Contents
- •About This Manual
- •Conventions Used in This Manual
- •Related Documentation
- •About Your NI 5102
- •Acquiring Data with Your NI 5102
- •Interactively Controlling your NI 5102 with the Scope Soft Front Panel
- •NI-SCOPE Driver
- •NI Application Software
- •Using PXI with CompactPCI
- •Table 1-1. NI 5102 (PXI) J2 Pin Assignment
- •Optional Equipment
- •What You Need to Get Started
- •Unpacking
- •Installing the NI 5102
- •Table 2-1. NI 5102 (USB) LED Patterns
- •Hardware Configuration
- •Understanding Digitizers
- •Nyquist Theorem
- •Figure 3-1. Aliased Sine Wave When Waveform is Under Sampled
- •Analog Bandwidth
- •Figure 3-2. Analog Bandwidth
- •Sample Rate
- •Figure 3-3. 1 MHz Sine Wave Sample
- •Vertical Sensitivity
- •Figure 3-4. Transfer Function of a 3-Bit ADC
- •ADC Resolution
- •Record Length
- •Triggering Options
- •Making Accurate Measurements
- •Figure 3-5. Dynamic Range of an 8-Bit ADC with Three Different Gain Settings
- •Passive Probe
- •How to Compensate Your Probe
- •Figure 3-7. Connecting the Probe Compensation Cabling
- •Figure 3-8. Probe Compensation Comparison
- •Active and Current Probes
- •Figure 4-1. NI 5102 (PCI, PXI, ISA) Block Diagram
- •Figure 4-2. NI 5102 (PCMCIA, USB) Block Diagram
- •I/O Connector
- •Figure 4-3. NI 5102 (PCI, ISA) I/O Connectors
- •Figure 4-4. NI 5102 (PCMCIA) I/O Connectors
- •Figure 4-6. NI 5102 (PXI) I/O Connectors
- •Signal Connections
- •Table 4-1. I/O Connector Signal Descriptions
- •Serial Communications Port (AUX)
- •Analog Input
- •Table 4-3. AC/DC Coupling Change Settling Rates with NI Probes
- •ADC Pipeline Delay
- •Figure 4-7. Scan Clock Delay
- •Acquisition Modes
- •Posttrigger Acquisition
- •Table 4-4. Possible Number of Samples for Posttriggered Scans
- •Figure 4-8. Posttrigger Acquisition
- •Table 4-5. Posttrigger Acquisition Signals
- •Pretrigger Acquisition
- •Table 4-6. Possible Number of Samples for Pretriggered Mode
- •Figure 4-9. Pretrigger Acquisition
- •Table 4-7. Pretrigger Acquisition Signals
- •Trigger Sources
- •Figure 4-10. Scan Clock, Start Trigger, and Stop Trigger Signal Sources
- •Analog Trigger Circuit
- •Trigger Hold-off
- •Figure 4-11. Pretrigger and Posttrigger Acquisitions with Hold-off
- •Random Interleaved Sampling
- •Calibration
- •RTSI Bus Trigger and Clock Lines
- •Figure 4-12. RTSI Bus Trigger Lines
- •PFI Lines
- •PFI Lines as Inputs
- •PFI Lines as Outputs
- •Master/Slave Operation
- •Restrictions
- •Connecting Devices
- •Glossary
- •Numbers/Symbols
- •Index

Contents
About This Manual
Conventions Used in This Manual................................................................................. |
ix |
Related Documentation.................................................................................................. |
x |
Chapter 1
Introduction
About Your NI 5102 ...................................................................................................... |
1-1 |
Acquiring Data with Your NI 5102 ............................................................................... |
1-2 |
Interactively Controlling your NI 5102 with the Scope Soft Front Panel....... |
1-3 |
NI-SCOPE Driver............................................................................................ |
1-4 |
NI-DAQ API ................................................................................................... |
1-4 |
NI Application Software.................................................................................. |
1-4 |
Using PXI with CompactPCI......................................................................................... |
1-5 |
Optional Equipment....................................................................................................... |
1-6 |
Chapter 2
Installation and Configuration
What You Need to Get Started ...................................................................................... |
2-1 |
Unpacking...................................................................................................................... |
2-2 |
Installing the NI 5102 .................................................................................................... |
2-3 |
Hardware Configuration ................................................................................................ |
2-4 |
Chapter 3
Digitizer Basics
Understanding Digitizers ............................................................................................... |
3-1 |
Nyquist Theorem ............................................................................................. |
3-1 |
Analog Bandwidth........................................................................................... |
3-2 |
Sample Rate..................................................................................................... |
3-3 |
Vertical Sensitivity .......................................................................................... |
3-4 |
ADC Resolution .............................................................................................. |
3-4 |
Record Length ................................................................................................. |
3-4 |
Triggering Options .......................................................................................... |
3-5 |
Making Accurate Measurements ................................................................................... |
3-5 |
Understanding the Probe and Its Effects on Your Waveform ....................................... |
3-8 |
Passive Probe................................................................................................... |
3-8 |
How to Compensate Your Probe ...................................................... |
3-9 |
Active and Current Probes............................................................................... |
3-11 |
© National Instruments Corporation |
vii |
NI 5102 User Manual |
Contents
Chapter 4
Hardware Overview
I/O Connector ................................................................................................................ |
4-2 |
Signal Connections........................................................................................................ |
4-5 |
Serial Communications Port (AUX) ............................................................... |
4-6 |
Analog Input.................................................................................................................. |
4-6 |
ADC Pipeline Delay........................................................................................ |
4-8 |
Acquisition Modes .......................................................................................... |
4-8 |
Posttrigger Acquisition ..................................................................... |
4-8 |
Pretrigger Acquisition....................................................................... |
4-11 |
Trigger Sources ............................................................................................... |
4-14 |
Analog Trigger Circuit.................................................................................... |
4-15 |
Trigger Hold-off.............................................................................................. |
4-15 |
Random Interleaved Sampling ...................................................................................... |
4-17 |
Calibration ..................................................................................................................... |
4-17 |
RTSI Bus Trigger and Clock Lines ............................................................................... |
4-18 |
PFI Lines ....................................................................................................................... |
4-20 |
PFI Lines as Inputs.......................................................................................... |
4-20 |
PFI Lines as Outputs ....................................................................................... |
4-20 |
Master/Slave Operation ................................................................................................. |
4-22 |
Restrictions...................................................................................................... |
4-22 |
Connecting Devices ........................................................................................ |
4-22 |
Appendix A
Specifications
Appendix B
Technical Support Resources
Glossary
Index
NI 5102 User Manual |
viii |
ni.com |