Sorry, I still have some problems. I had some ideas according to your statement before, but when I look back and continue to look at the code you provided, I do n’t know if I did n’t understand it or if your code is incomplete. In normal logic, I think your code is missing some braces. Forgive me fo...

Thank you very much！I feel you are right, I already have ideas!

I would like to inquire about using I2S to transmit voice. If using DMA, I want to generate an interrupt after the data is transmitted, but I do n’t see the DMA interrupt in the ESP32 technical manual, so I would like to ask the people who have used it to share it. Thank you very much for your exper...