National Instruments NI 5672 User Manual
NI RF Signal Generators Getting Started Guide
26
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PFI 0
Bidirectional SMB connectors. As an input, the PFI terminals can accept
a trigger from an external source to start or step through signal generation.
a trigger from an external source to start or step through signal generation.
PFI 1
DIGITAL DATA &
CONTROL
CONTROL
Routes the 16-bit digital pattern outputs, digital pattern clock output,
trigger outputs, trigger inputs, and a clock input.
trigger outputs, trigger inputs, and a clock input.
Table 6. NI 5421/5441 AWG Module Front Panel LEDs
LED
Indications
ACCESS
Indicates the basic hardware status of the NI 5421/5441 AWG module.
This LED functions identically to the ACCESS LED on the
NI 5610 upconverter module front panel.
This LED functions identically to the ACCESS LED on the
NI 5610 upconverter module front panel.
OFF—The module is not yet functional or has detected a problem with a power
rail.
rail.
AMBER—The module is being accessed.
GREEN—The module is ready to be programmed.
ACTIVE
Indicates the state of the NI 5421/5441 AWG module.
OFF—The module is not armed or triggered.
AMBER—The module is armed and waiting for a Start trigger.
GREEN—The module has received a Start trigger and is generating a waveform.
RED—The module has detected an error state; this may indicate PLL unlocking,
self-test failure, or calibration failure.
self-test failure, or calibration failure.
Table 5. NI 5421/5441 AWG Module Front Panel Connectors (Continued)
Connector
Purpose