National Instruments 653X User Manual
Page 107
Appendix D
Hardware Considerations
© National Instruments Corporation
D-3
Figure D-3. PCI-DIO-32HS, PCI/PXI-7030/6533, and PXI-6533 Block Diagram
DAQ-DIO
Counters
and
Timers
DMA/
Interrupt
Requests
Handshaking
and
Control
Data Latches
and
Drivers
Data Lines
Data Lines
(32)
(32)
MITE PCI
Interface
PCI I/O Channel
EEPROM
RTSI/PXI Trigger Bus
RTSI
Interface
Control
Lines (8)
I/O
Connector
Clock
Selection
Internal
FIFOs
Bus
Interface
Request
Processing
20 MHz
Oscillator
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