2019-05-26 6:15 AM
2019-05-26 7:43 AM
You hjave tp provided these functions or use a framework that provides these function.
2019-05-26 9:00 AM
Some of the GNU/GCC chains provide a function reduced library which doesn't support floats. Review project settings for a check box item referring to printf or floats.
2019-05-26 1:35 PM
there is a switch when you start a project,
select:
NewLib-Nano with floating point support in printf
not NewLibNano with floating point support in Printf and Scanf