National Instruments PCI-4451 Instrukcja Użytkownika Pobierz pdf (Strona 82)

National Instruments Corporation B-1 PCI-4451/4452 User Manual

Pin Connections

This appendix describes the pin connections on the optional 68-pin digital

accessories for the PCI-4451 and PCI-4452 devices.

User.book Page 1 Tuesday, April 14, 1998 10:20 AM

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PCI-4451/4452 User Manual 1
Important Information 3
Contents 4
Chapter 4 5
About This Manual 8
PCI-4451/4452 User Manual x 9
Related Documentation 10
Customer Communication 10
Introduction 11
What You Need to Get Started 12
Unpacking 12
Software Programming Choices 13
Optional Equipment 14
Custom Cabling 14
Chapter 1 Introduction 15
Software Installation 16
Hardware Installation 16
Device Configuration 17
Hardware Overview 18
Figure 3-2 19
Analog Function Block Diagram 19
Analog Input 20
Table 3-1 21
Analog Output 22
Table 3-2 23
Figure 3-3 24
Chapter 3 Hardware Overview 25
PCI-4451/4452 User Manual 3-8 25
RTSI Triggers 26
Digital I/O 27
Timing Signal Routing 28
Device Configuration Issues 30
Signal Connections 31
Figure 4-1 32
Analog Pin Connections 32
Table 4-1 33
Table 4-2 34
Analog I/O Signal Summary 34
Figure 4-2 35
Digital Pin Connections 35
Table 4-3 36
Table 4-4 38
Digital I/O Signal Summary 38
Figure 4-3 39
Analog Input Stage 39
Types of Signal Sources 40
Figure 4-4 41
Analog Power Connections 42
Figure 4-5 43
Digital I/O Connections 43
Digital Power Connections 44
Timing Connections 44
CONVERT* 45
Scan Counter 45
PFI0/TRIG1 (EXT_TRIG) Signal 46
PFI1/TRIG2 (PRETRIG) Signal 47
CONVERT* Signal 47
EXTSTROBE* Signal 48
WFTRIG Signal 48
UPDATE* Signal 48
GPCTR0_SOURCE Signal 49
GPCTR0_GATE Signal 50
GPCTR0_OUT Signal 50
GPCTR0_UP_DOWN Signal 50
GPCTR1_SOURCE Signal 51
GPCTR1_GATE Signal 51
GPCTR1_OUT Signal 52
GPCTR1_UP_DOWN Signal 52
Figure 4-13 53
GPCTR Timing Summary 53
Field Wiring Considerations 54
Chapter 4 Signal Connections 55
Calibration 56
Self-Calibration 57
External Calibration 57
Traceable Recalibration 58
Theory of Analog Operation 59
Input Coupling 60
Antialias Filtering 61
PCI-4451/4452 User Manual 6-4 62
Figure 6-1 63
Input Frequency Response 63
Figure 6-2 64
Figure 6-3 65
Figure 6-4 66
Analog Output Circuitry 68
Figure 6-5 69
Signal Spectra in the DAC 69
Mute Feature 71
Specifications 72
Transfer Characteristics 73
Amplifier Characteristics 74
Dynamic Characteristics 75
Onboard Calibration Reference 76
Channel Characteristics 76
Timing I/O 79
Triggers 80
Analog Trigger 80
Digital Trigger 80
Bus Interface 80
Power Requirement 80
Physical 81
Environment 81
Pin Connections 82
Figure B-1 83
Country Telephone Fax 85
Technical Support Form 86
Configuration Form 87
Edition Date: 88
Part Number: 88
Mail to: 88
Numbers/Symbols 89
PCI-4451/4452 User Manual G-2 90
PCI-4451/4452 User Manual G-4 92
PCI-4451/4452 User Manual G-6 94
PCI-4451/4452 User Manual G-8 96
Glossary 100
PCI-4451/4452 User Manual I-2 109
PCI-4451/4452 User Manual I-4 111
PCI-4451/4452 User Manual I-6 113
PCI-4451/4452 User Manual I-8 115

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