Receive bluetooth data from arduino and store it into csv file or receive csv file


I want to create an app in order to exchange data with m5 stack , the data could be results of test in numbers stored in a list or a csv file , how can i do that ?

Thank you
here my .aia
BT_Basic_Setup_Receive.aia (7.2 KB)

What is an m5 stack?

a modular stackable Developer Kit based on ESP32 core processor