JAJSKP5A December 2020 – September 2021 TAS2764
PRODUCTION DATA
The TAS2764 has a dedicated mode to loop back the DSP output.
This feature allows user to do noise cancellation or echo correction algorithms.
A block diagram is presented in the figure below.
The echo reference can be enabled by configuring AUDIO_TX bit in TDM_CFG12 register. The slot length and the time slot can be selected using AUDIO_SLEN and AUDIO_SLOT bits in TDM_CFG12 register.