Справочник Пользователя для National Instruments 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.

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

SH100-100-F Pin Assignments ................................................ 8
R1005050 Pin Assignments...................................................... 10

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