Bitcraze Forums

Posted: **Thu Jun 20, 2019 10:49 am**

hi,

I want to enable UART1 for printf some information, then rewrite config.mk, add :

CFLAGS += -DENABLE_UART1
CFLAGS += -DDEBUG_PRINT_ON_UART

after compile completely, then make flash, but the system fail.
hope help, thanks!

Posted: **Mon Jul 22, 2019 11:44 am**

Sorry for the late reply, but did you manage to find a solution yet?

If not, it would be probably best to start an issue/ticket on https://github.com/bitcraze/crazyflie-firmware.

after enable UART1 for DEBUG PIRNT, system start fail