Chapter 3 hardware overview, Figure 3-1. daqcard-ai-16e-4 block diagram, Figure 3-1. daqcard-ai-16e-4 block diagram -1 – National Instruments E Series User Manual
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National Instruments Corporation
3-1
DAQCard E Series User Manual
Hardware Overview
Chapter
3
This chapter presents an overview of the hardware functions on your
DAQCard E Series card.
Figure 3-1 shows the block diagram for the DAQCard-AI-16E-4.
Figure 3-1.
DAQCard-AI-16E-4 Block Diagram
Timing
PFI / Trigger
I/O Connector
3
PCMCIA Connector
Digital I/O (8)
12-Bit
Sampling
A/D
Converter
Configuration
Memory
+
NI-PGIA
Gain
Amplifier
–
Calibration
Mux
Mux Mode
Selection
Switches
Analog
Muxes
Voltage
REF
Calibration
DACs
Dither
Circuitry
Trigger
Analog
Trigger
Circuitry
2
Trigger Level
DACs
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)
AI Control
Data (16)
Analog
Input
Control
EEPROM
Control
DMA
Interface
DAQ-PCMCIA
DAQ-STC
Bus
Interface
Analog
Output
Control
Bus
Interface
IRQ
DMA
Data
Transceivers
ADC
FIFO
EEPROM
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