undefined symbol stdout_putchar from retarget.c

[stanzanim]

Posted on April 19, 2016 at 14:52

I created a keil MDK5.0 project based on STM32F030K6 and discovery and I check the option for retargetin stdio, getting this error

what am i missing? should i manually link some missing library? plz helpthanks

[Tesla DeLorean]

Posted on April 19, 2016 at 15:20

You'll need to supply some board specific implementation, I have no visibility into your code, so check if you have that code already, with a different name, or if there is a GNU or KEIL define missing causing it to look for a routine of one name rather than another.