2.1.5 - critical bugfix for 2.1.4
Fix for #256 - burn bootloader failed on all boards other than the 14-pin non-optiboot one when an internal clock derived from 16 MHz was selected (any speed other than 5/10/20 MHz).
Board manager version
Fix for #256 - burn bootloader failed on all boards other than the 14-pin non-optiboot one when an internal clock derived from 16 MHz was selected (any speed other than 5/10/20 MHz).
Board manager version