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4 self-testing cdb5378, 1 noise test, Cdb5378 – Cirrus Logic CDB5378 User Manual

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CDB5378

DS639DB4

13

1.4

Self-testing CDB5378

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

First, initialize the CDB5378 evaluation system:

• Launch the evaluation software and apply power to CDB5378.

• 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: