Measurement Computing USB-1096HFS - Manual (Page 5)

Table of Contents
About this User's Guide ......................................................................................................................vi
What you will learn from this user's guide ........................................................................................................vi
Conventions in this user's guide ........................................................................................................................vi
Where to find more information ........................................................................................................................vi
Chapter 1
Introducing the USB-1096HFS......................................................................................................... 1-1
Overview: USB-1096HFS features ................................................................................................................ 1-1
USB-1096HFS block diagram........................................................................................................................ 1-2
Software features ............................................................................................................................................ 1-2
Connecting a USB-1096HFS to your computer is easy.................................................................................. 1-3
Chapter 2
Installing the USB-1096HFS............................................................................................................. 2-1
What comes with your USB-1096HFS shipment? ......................................................................................... 2-1
Hardware ....................................................................................................................................................................... 2-1
Additional documentation.............................................................................................................................................. 2-1
Unpacking the USB-1096HFS ....................................................................................................................... 2-2
Installing the software .................................................................................................................................... 2-2
Installing the hardware ................................................................................................................................... 2-2
Connecting the external power supply ........................................................................................................................... 2-2
Connecting the USB-1096HFS to your system.............................................................................................................. 2-2
Chapter 3
Functional Details ............................................................................................................................. 3-1
Internal components ....................................................................................................................................... 3-1
USB OUT connector...................................................................................................................................................... 3-1
USB IN connector.......................................................................................................................................................... 3-1
External power connectors............................................................................................................................................. 3-2
USB LED....................................................................................................................................................................... 3-2
PWR LED...................................................................................................................................................................... 3-2
Pull-up / pull-down resistors .......................................................................................................................................... 3-2
Screw terminal wiring.................................................................................................................................................... 3-2
Digital I/O terminals (FIRSTPORTA Bit 0 to FOURTHPORTC Bit 7)........................................................................ 3-3
Power terminals ............................................................................................................................................................. 3-4
Ground terminals ........................................................................................................................................................... 3-5
Counter terminal ............................................................................................................................................................ 3-5
Daisy chaining additional modules to the USB-1096HFS.............................................................................. 3-5
Power limitations using multiple USB-1096HFS devices.............................................................................. 3-6
Supply current................................................................................................................................................................ 3-6
Voltage drop .................................................................................................................................................................. 3-6
Chapter 4
Specifications.................................................................................................................................... 4-1
Digital input / output....................................................................................................................................... 4-1
Power.............................................................................................................................................................. 4-1
Counter section............................................................................................................................................... 4-2
Environmental ................................................................................................................................................ 4-2
USB specifications ......................................................................................................................................... 4-3
Data transfer rates........................................................................................................................................... 4-3
Mechanical ..................................................................................................................................................... 4-3
Main connector and pin out ............................................................................................................................ 4-3
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