Hardware Overview
2.1.1.3
External
In this mode, the audio serial interface clocks for the evaluation board are provided through connector J7
from an external source. This architecture allows the use of an external system to communicate with the
evaluation board, such as a different host processor or test equipment (for instance, Audio Precision
PSIA). The clocks generated from the USB interface and PCM9211 are isolated with this setting.
shows the AC-MB audio setting for the external mode of operation.
6
ADCx140EVM-PDK
Figure 4. AC-MB External Audio Setting
Copyright © 2019, Texas Instruments Incorporated
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Figure 4
ON
S1
SBAU335 – May 2019
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