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by haoye94
Fri Sep 01, 2017 2:24 am
Forum: ESP-IDF
Topic: A-law, μ-law and CVSD digital audio CODEC in PCM interface
Replies: 0
Views: 3017

A-law, μ-law and CVSD digital audio CODEC in PCM interface

Hi, I am trying to use the BT stack library from bluekitchen to implement a bluetooth device that transfers audio to a bluetooth headset using the HSP profile. However, HSP profile uses CVSD modulation for the audio signals. If I am getting audio signals from an external CODEC that gives me PCM data...