Android 6 for BPI-M4

I have a app which works on Android 6, Unfortunately I lost source of our app,

This app write and read Dec. Keys from com port (ttyS1), Our app works on Odroid-C2 android 6 without Any problem, now Odroid-C2 has been discontinued I found MPI-M4 is similar to Odroid-C2,

I want to know is there Android 6 for M4? Regards