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4 self-testing crd5378, 1 noise test, Crd5378 – Cirrus Logic CRD5378 User Manual

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CRD5378

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DS639RD2

1.4

Self-Testing CRD5378

Noise and distortion self-tests can be performed once hardware and software setup is complete.

First, initialize the CRD5378 reference design:

• Launch the evaluation software and apply power to CRD5378.

• Click ‘OK’ on the About panel to get to the Setup panel.

• On the Setup panel, select Open Target on the USB Port sub-panel.

• When connected, the Board Name and MCU code version will be displayed.

1.4.1

Noise Test

Noise performance of the measurement channel can be tested as follows:

• Set the controls on the Setup panel to match the picture: