Using Teensy to Record Bluetooth Audio from a BTM-308C Module to Digital Memory

jjgiachi

New member
Hi all,

I am working on a project to use a Teensy as an MCU to capture Bluetooth audio transmitted from a smartphone through a BTM-308C module. The ultimate goal is to emulate the "media-instrument" function of the OB-4 Bluetooth speaker and record the captured audio to a digital memory (e.g., an SD card).

I've already assembled the hardware components and have a basic understanding of how to program Teensy, but I'm stuck on how to configure everything to achieve audio recording.

Hardware Configuration: What is the best way to connect Teensy to the BTM-308C module? Do I need any additional components?

Libraries and Code: What Teensy libraries do you recommend for handling audio and recording to digital memory? Do you have suggestions on how I can start writing code for this project?

Synchronization: How can I make sure that the captured audio is synchronized correctly when recording to digital memory?

Formats and Codecs: What audio formats are supported and how can I configure the codec?

Any advice or suggestions would be greatly appreciated, thanks in advance!
 
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