Table Of Contents - Measurement Computing PCI-2511 User Manual

Table of Contents

Preface
About this User's Guide ....................................................................................................................... 5
What you will learn from this user's guide ......................................................................................................... 5
Conventions in this user's guide ......................................................................................................................... 5
Where to find more information ......................................................................................................................... 5
Chapter 1
Introducing the PCI-2511 ...................................................................................................................... 6
Overview: PCI-2511 features ............................................................................................................................. 6
Chapter 2
Installing the PCI-2511 .......................................................................................................................... 7
Unpacking........................................................................................................................................................... 7
Installing the software ........................................................................................................................................ 7
Installing the PCI-2511 ....................................................................................................................................... 7
Configuring the hardware ................................................................................................................................... 8
Signal connections .............................................................................................................................................. 8
Connector pinout............................................................................................................................................................... 8
Cabling ............................................................................................................................................................... 9
Field wiring and signal termination .................................................................................................................................. 9
Installing multiple boards ................................................................................................................................... 9
Chapter 3
Functional Details ............................................................................................................................... 10
PCI-2511 block diagram ................................................................................................................................... 10
Synchronous I/O - mixing analog, digital, and counter scanning .................................................................... 10
Bus mastering DMA ......................................................................................................................................... 11
Analog input ..................................................................................................................................................... 11
Analog input scanning .....................................................................................................................................................11
Digital I/O ......................................................................................................................................................... 12
Digital input scanning ......................................................................................................................................................12
Digital outputs and pattern generation .............................................................................................................................12
Triggering ......................................................................................................................................................... 12
Hardware analog triggering .............................................................................................................................................12
Digital triggering..............................................................................................................................................................13
Software-based triggering ................................................................................................................................................13
Stop trigger modes ...........................................................................................................................................................13
Pre-triggering and post-triggering modes ........................................................................................................................13
Counter inputs .................................................................................................................................................. 14
Mapped channels .............................................................................................................................................................14
Counter modes .................................................................................................................................................................14
Debounce modes ..............................................................................................................................................................15
Encoder mode ..................................................................................................................................................................18
Timer outputs .................................................................................................................................................... 21
Example: Timer outputs ...................................................................................................................................................21
Using detection setpoints for output control ..................................................................................................... 22
What are detection setpoints? ..........................................................................................................................................22
Setpoint configuration overview ......................................................................................................................................22
Setpoint configuration ......................................................................................................................................................24
Using the setpoint status register......................................................................................................................................24
Examples of control outputs ............................................................................................................................................25
Detection setpoint details .................................................................................................................................................27
FIRSTPORTC or timer update latency ............................................................................................................................27
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