© National Instruments Corporation 3-1 6023E/6024E/6025E User Manual
3
Hardware Overview
This chapter presents an overview of the hardware functions on your
device.
Figure 3-1 shows a block diagram for the PCI-6023E, PCI-6024E,
PCI-6025E, and PXI-6025E.
Figure 3-1. PCI-6023E, PCI-6024E, PCI-6025E, and PXI-6025E Block Diagram
Timing
PFI / Trigger
DIO (24)
I/O Connector
PCI Connector for PCI-602X, PXI Connector for PXI-6025E
Digital I/O
A/D
Converter
EEPROM
EEPROM
Configuration
Memory
PGIA
Calibration
Mux
Analog Mode
Multiplexer
Analog
Input
Muxes
Voltage
REF
Calibration
DACs
Dither
Generator
Calibration DACs
82C55A
DAC0
DAC1
Analog Output
(Not on 6023E)
DAQ - STC
Analog Input
Timing/Control
Analog Output
Timing/Control
Digital I/O
Trigger
Interface
Counter/
Timing I/O
RTSI Bus
Interface
DMA/
Interrupt
Request
Bus
Interface
(8)
(8)
AI Control
Address/Data
Control
Data
Analog
Input
Control
EEPROM
Control
DAQ - APE
MINI-
MITE
Generic
Bus
Interface
IRQ
DMA
AO Control
ADC
FIFO
Address
RTSI Connector
DIO Control
(6025E Only)
Bus
Interface
Plug
and
Play
DMA
Interface
DAQ-STC
Bus
Interface
Analog
Output
Control
82C55
DIO
Control
PCI
Bus
Interface