sd card cant initialize when formated fat32 but works fat16 [imported]

[facchinm]

From @cjdg on December 18, 2016 18:34

Hi i been testing many sdcards and i saw a small isue, when i format them as fat32 cannot initialize them, but if i make a fat16 volume all of them work well

Copied from original issue: arduino/Arduino#5736