National Instruments DIO 6533 - Manual (Page 31)

Chapter 3 Hardware Overview
DIO 6533 User Manual 3-2 © National Instruments Corporation
Figure 3-1. PCI-DIO-32HS/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
20 MHz RTSI
RTSI/PXI Trigger Bus
Oscillator Interface
Control
Lines (8)
I/O
Connector Clock
Selection
Internal
FIFOs
Bus
Interface
Request
Processing