Table Of Contents - Measurement Computing USB-1208FS User Manual

Table of Contents

Preface
About this User's Guide ....................................................................................................................... 7
What you will learn from this user's guide ......................................................................................................... 7
Conventions in this user's guide ......................................................................................................................... 7
Where to find more information ......................................................................................................................... 7
Chapter 1
Introducing the USB-1208FS................................................................................................................ 8
USB-1208FS block diagram ............................................................................................................................... 9
Software features ................................................................................................................................................ 9
Connecting a USB-1208FS to your computer is easy....................................................................................... 10
Chapter 2
Installing the USB-1208FS .................................................................................................................. 11
What comes with your USB-1208FS shipment? .............................................................................................. 11
Hardware .........................................................................................................................................................................11
Additional documentation ................................................................................................................................................11
Unpacking the USB-1208FS ............................................................................................................................ 11
Installing the software ...................................................................................................................................... 12
Installing the hardware ..................................................................................................................................... 12
Chapter 3
Functional Details ............................................................................................................................... 13
Theory of operation - analog input acquisition modes ..................................................................................... 13
Software paced mode .......................................................................................................................................................13
Continuous scan mode .....................................................................................................................................................13
External components ........................................................................................................................................ 13
USB connector .................................................................................................................................................................14
LED .................................................................................................................................................................................14
Screw terminal wiring ......................................................................................................................................................14
Main connector and pin out .............................................................................................................................................15
Analog input terminals (CH0 IN - CH7 IN).....................................................................................................................15
Analog output terminals (D/A OUT 0 and D/A OUT 1) ..................................................................................................18
Digital I/O terminals (Port A0 to A7, and Port B0 to B7) ................................................................................................18
Power terminals ...............................................................................................................................................................19
Calibration terminal .........................................................................................................................................................19
Ground terminals .............................................................................................................................................................20
External trigger terminal ..................................................................................................................................................20
SYNC terminal ................................................................................................................................................................20
Counter terminal ..............................................................................................................................................................20
Accuracy ........................................................................................................................................................... 20
USB-1208FS channel gain queue feature ......................................................................................................... 23
Synchronizing multiple units ............................................................................................................................ 23
Chapter 4
Specifications ...................................................................................................................................... 25
Analog input ..................................................................................................................................................... 25
Analog output ................................................................................................................................................... 27
Digital input/output........................................................................................................................................... 27
External trigger ................................................................................................................................................. 28
External clock input/output............................................................................................................................... 28
Counter ............................................................................................................................................................. 29
Non-volatile memory ........................................................................................................................................ 29
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