National Instruments DIO 6533 - Manual (Page 32)

Chapter 3 Hardware Overview
© National Instruments Corporation 3-3 DIO 6533 User Manual
Figure 3-2. AT-DIO-32HS Block Diagram
DAQ-DIO
Counters
and
Timers
DMA/
Interrupt
Requests
Handshaking
and
Control
Data Latches
and
Drivers
Data Lines
Data Lines
(32)
(16)
AT Plug and Play
Interface
A
T
I/O Channel
EEPROM
20 MHz RTSI
RTSI Bus
Oscillator Interface
Control
Lines (8)
I/O
Connector Clock
Selection
Internal
FIFOs
Bus
Interface
Request
Processing