National Instruments 653 Series User Manual page 105

Hardware Considerations
Block Diagrams
Data Lines
Plug and Play
EEPROM
© National Instruments Corporation
This appendix covers several hardware considerations for your NI 653X.
As an advancbed user, you can use these sections to understand how your
NI 653X hardware works.
(16)
Interface
AT
Interrupt
Interface
Requests
Counters
Timers
20 MHz
Oscillator
Bus Internal
FIFOs
DMA/
DAQ-DIO
Clock
and
Selection
RTSI Bus
Figure D-1. NI AT-DIO-32HS Block Diagram
D-1
Data Lines
(32)
Data Latches
and
Drivers
Control
Lines (8)
Handshaking
and
Control
Request
Processing
RTSI
Interface
NI 653X User Manual
D