User Activity

Hi,
Can you please tell me why it have three files included network1 , 2 , 3?. I have only created one network in the cubemx
Can you please elaborate what is playback mode with test vectors a little? there is limited information in the document about it and how can i use it?
I want to create an application to train the neural network based on environmental sound.Can you please give me a higher level idea how to train the neural network on any platform and generate the model.
Kudos from