National Instruments AT E Series - Manual (Page 31)

Chapter 3 Hardware Overview
© National Instruments Corporation 3-5 AT E Series User Manual
Figure 3-5 shows a block diagram for the AT-AI-16XE-10.
Figure 3-5. AT-AI-16XE-10 Block Diagram
Timing
PFI / Trigger
I/O
Connector
3
2
2
RTSI Bus
AT
–
I/O
Channel
Digital I/O (8)
16-Bit
Sampling
A/D
Converter
EEPROM
Configuration
Memory
REF
Buffer
+
Programmable
Gain
Amplifier
–
Calibration
Mux
Mux Mode
Selection
Switches Analog
Muxes
Voltage
REF
Calibration
DACs
7
DAQ - STC
Analog Input
Timing/Control
Analog Output
Timing/Control
Digital I/O
Trigger
Counter/
Timing I/O
RTSI Bus
Interface
DMA/
Interrupt
Request
Bus
Interface
(8)
(8)
8
AI Control
Analog
Input
Control
EEPROM
Control
DMA
Interface
DAQ-PnP
DAQ-STC
Bus
Interface
Plug
and
Play
Analog
Output
Control 8255
DIO
Control
Bus
Interface
IRQ
DMA
Data
(16)
Trigger Level
DACs
Analog
Trigger
Circuitry
Data
Transceivers
ADC
FIFO
Trigger
Data (16)