Measurement Computing USB-1208HS-4AO - Manual (Page 3)

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Table of Contents
Preface
About this Manual ................................................................................................................................. 5
Conventions ........................................................................................................................................................ 5
Where to find more information ......................................................................................................................... 5
Chapter 1
Introducing the USB-1208HS-4AO ...................................................................................................... 6
Functional block diagram ................................................................................................................................... 6
Chapter 2
Installing the USB-1208HS-4AO .......................................................................................................... 7
What comes with your shipment? ....................................................................................................................... 7
Hardware .......................................................................................................................................................................... 7
Software ............................................................................................................................................................................ 7
Documentation .................................................................................................................................................................. 7
Unpacking........................................................................................................................................................... 7
Installing the software ........................................................................................................................................ 7
Installing the hardware ....................................................................................................................................... 7
Calibrating the USB-1208HS-4AO .................................................................................................................... 8
Chapter 3
Functional Details ................................................................................................................................. 9
Analog input acquisition modes ......................................................................................................................... 9
Software paced mode ........................................................................................................................................................ 9
Hardware paced mode....................................................................................................................................................... 9
External components .......................................................................................................................................... 9
Screw terminals................................................................................................................................................................10
USB connector .................................................................................................................................................................11
Activity LED ...................................................................................................................................................................11
Status LED .......................................................................................................................................................................11
Signal connections ............................................................................................................................................ 11
Analog input ....................................................................................................................................................................11
Analog output ..................................................................................................................................................................12
External clock I/O ............................................................................................................................................................12
Digital I/O ........................................................................................................................................................................13
Counter input ...................................................................................................................................................................14
Timer output ....................................................................................................................................................................14
Trigger input ....................................................................................................................................................................15
Power output ....................................................................................................................................................................15
Ground .............................................................................................................................................................................15
Chapter 4
Specifications ...................................................................................................................................... 16
Analog input ..................................................................................................................................................... 16
Analog output ................................................................................................................................................... 18
Digital input/output........................................................................................................................................... 18
External trigger ................................................................................................................................................. 19
External clock input/output............................................................................................................................... 19
Counters ............................................................................................................................................................ 20
Timer ................................................................................................................................................................ 20
Memory ............................................................................................................................................................ 20
Power ................................................................................................................................................................ 21
USB specifications ........................................................................................................................................... 21