©NationalInstruments Corporation 4-1 NI5102 User Manual
4
Hardware OverviewThischapter includes an overview of the NI 5102, explains the operation of
each functionalunit making up y ourN I 5102,and d escribes the signal
connections.
Figure 4-1 showsa block diagram of the NI 5102 (PCI, PXI, ISA).
Figure4-1. NI 5102 (PCI, PXI, ISA) Block Diagram
NI5102 (PCI, ISA) TRIG<0..6>/NI-5102 (PXI) TRIG<0..5>
Serial
Communication
RTSIBus/PXITRIGLocalBus ExpansionISA, PCI, PXI
ExpansionBus Data and Control Signal
FIFO
DATA(out)
SerialControls
FIFO
DATA(in)
FIFO
DATA(in)
FIFO
DATA(out)
FIFO
Ser
Comm
NI5102
(PXI)Only
FIFO
Channel0
Data
8-Bit
20MS/s
ADC
Equivalent
Time
Sampling
PFI2
NI5102
(PCI,ISA)
Only
AUX9-Pin DIN
NI5102 (PXI)
Only
PFI1
CH1
CH0
Analog
TrigMUX
andLevel
Comparators
EEPROM
External
Trigger
AC/DC
Coupling
CH1 Out CH0 Out
CH0 Out
CH1 Out
TRIG_Out
8-Bit
20MS/s
ADC
FIFOControls
Channel1
Data
START_COUNT
STOP_COUNT
HTRIGOUT
LTRIGOUT
Trigger
Channel
Amplifier
TRIG
Channel1
AC/DCCoupling
Channel0
AC/DCCoupling
Channel0
GainStage
Channel1
GainStage
Timing
Module
ADCControl
ETSControl
AnalogTrigger
Module
Gainand
Coupling
Controls
PFIModule
SerialCOMM
Expansion
BusInterface
RTSIControl
DATA
Path
FIFO
Control
SerialDACs
GainControl
PFI2and Serial Communication