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
AT 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