National Instruments NI 6509 - Manual

USER GUIDE AND SPECIFICATIONS
NI 6509
The NI 6509 is a 96-bit, high-drive digital input/output (I/O) device
for PCI, PXI, and CompactPCI chassis. The NI 6509 features
96 TTL/CMOS-compatible digital I/O lines, 24 mA high-drive output,
a watchdog timer, digital filtering, and programmable power-up states.
Contents
Configuration .......................................................................................... 2
Programming Devices in Software .................................................. 3
Functional Overview............................................................................... 4
Safety Information .................................................................................. 4
Related Documentation........................................................................... 6
Features ................................................................................................... 7
Digital Filtering................................................................................ 7
Digital Filtering Example ......................................................... 8
Programmable Power-Up States ...................................................... 8
Change Detection............................................................................. 9
Change Detection Example ...................................................... 9
Watchdog Timer .............................................................................. 10
Digital I/O Connections .......................................................................... 11
Pin Assignments .............................................................................. 11
SH100-100-F Connector........................................................... 11
R1005050 Connector ................................................................ 13
Signal Descriptions .......................................................................... 14
Power Connections ................................................................................. 15
Signal Connections .......................................................................... 15
Protecting Inductive Loads .............................................................. 16
Sinking and Sourcing Examples ...................................................... 17
Driving a Relay <24 mA .......................................................... 17
Driving a Relay >24 mA .......................................................... 18
Driving SSRs ............................................................................ 18
Accessories.............................................................................................. 19
Specifications .......................................................................................... 19