2017-09-18-ubuntu-16.04-mate-desktop-beta-bpi-m2m-sd-emmc.img.zip
google drive:
https://drive.google.com/file/d/0B_YnvHgh2rwjdENlZ2FsREM4Qjg/view?usp=sharing
baidu cloud:
http://pan.baidu.com/s/1hrLoX6W
M2M (R16/A33) runs a small OLED 128*64 through SPI interface