National Instruments NI 6225 - Page 11

Contents
© National Instruments Corporation xi M Series User Manual
Synchronization Modes ...................................................................................7-38
80 MHz Source Mode .......................................................................7-39
Other Internal Source Mode..............................................................7-39
External Source Mode.......................................................................7-39
Chapter 8
PFI
Using PFI Terminals as Timing Input Signals...............................................................8-2
Exporting Timing Output Signals Using PFI Terminals ...............................................8-3
Using PFI Terminals as Static Digital I/Os ...................................................................8-3
Connecting PFI Input Signals ........................................................................................8-4
PFI Filters ......................................................................................................................8-4
I/O Protection.................................................................................................................8-6
Programmable Power-Up States....................................................................................8-6
Chapter 9
Digital Routing and Clock Generation
Clock Routing ................................................................................................................9-1
80 MHz Timebase ...........................................................................................9-2
20 MHz Timebase ...........................................................................................9-2
100 kHz Timebase...........................................................................................9-2
External Reference Clock................................................................................9-2
10 MHz Reference Clock ................................................................................9-3
Synchronizing Multiple Devices ...................................................................................9-3
Real-Time System Integration (RTSI)...........................................................................9-4
RTSI Connector Pinout ...................................................................................9-4
Using RTSI as Outputs....................................................................................9-6
Using RTSI Terminals as Timing Input Signals .............................................9-6
RTSI Filters .....................................................................................................9-7
PXI Clock and Trigger Signals......................................................................................9-8
PXI_CLK10.....................................................................................................9-8
PXI Triggers ....................................................................................................9-8
PXI_STAR Trigger .........................................................................................9-9
PXI_STAR Filters ...........................................................................................9-9
Chapter 10
Bus Interface
DMA Controllers and USB Signal Stream ....................................................................10-1
PXI Considerations ........................................................................................................10-2
PXI Clock and Trigger Signals........................................................................10-2
PXI and PXI Express.......................................................................................10-2
Using PXI with CompactPCI ..........................................................................10-3