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USER GUIDE AND SPECIFICATIONS
NI USB-6509
This document contains information about using the National Instruments
USB-6509 data acquisition (DAQ) device with NI-DAQmx 8.7 and later.
The NI USB-6509 is a bus-powered 96-channel, digital input/output (I/O)
device. The NI USB-6509 features 96 TTL/CMOS-compatible digital I/O
lines, a watchdog timer, digital input filtering and change detection, and
output programmable power-up states. The NI USB-6509 also features an
optional external DC power supply that can increase the I/O drive strength.
Contents
Getting Started ........................................................................................ 2
Installing Software........................................................................... 2
Installing the Hardware.................................................................... 3
USB Cable Strain Relief.................................................................. 3
Mounting the NI USB-6509 ............................................................3
Desktop Use..............................................................................3
DIN Rail Mounting...................................................................4
Panel Mounting.........................................................................5
Hardware Overview................................................................................6
Programming Devices in Software.........................................................7
Related Documentation....................................................................8
I/O Connector..........................................................................................8
Pin Assignments ..............................................................................8
SH100-100-F Pin Assignments ................................................8
R1005050 Pin Assignments......................................................10
Signal Descriptions..........................................................................11
Digital I/O ...............................................................................................12
Static DIO on NI USB-6509 Devices..............................................12
Digital I/O Circuitry.........................................................................12
I/O Protection...................................................................................12
I/O State at Power-On/Power-Off/Suspend.....................................13
I/O Pull-Up/Pull-Down Resistor......................................................13
High DIO State.........................................................................13
Low DIO State..........................................................................14
Increasing Current Drive on NI USB-6509 Devices .......................15