Digilent WaveForms User Manual download pdf (Page 58)

WaveForms™ SDK Reference Manual

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9 Digital In (Logic Analyzer)

The Digital In instrument states:

The states are defined in dwf.h DwfState type.

- Ready: Initial state. After FDwfDigitalInConfigure or any FDwfDigitalIn*Set function call goes to this state. With

FDwfDigitalInConfigure, reconfigure goes to Configure state.

- Configure: The digital in auto trigger is reset.

- Prefill: Prefills the buffer with samples need before trigger.

- Armed: It waits for trigger.

- Running: For single acquisition mode remains in this state to acquire samples after trigger set by

FDwfDigitalInTriggerPositionSet. Scan screen and shift modes remain until configure or any set function of this

instrument.

- Done: Final state.

See the following examples: DigitalIn_Acquisition/Record.py.

Start?

Reconfigure?

Trigger?

Start?

Ready

Armed

Running

Done

Instrument configuration or setting

Prefill

Configure

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Digilent WaveForms User Manual Page 58