gnitnaw

userApp

16

- If I use UART4 to connect, then the screen will print lots of " � ", is it correct? Thanks.

L4_Sleep can work?

1

Here is my code: https://github.com/gnitnaw/f9-kernel/blob/master/user/apps/led/main.c It works well. At line 23 I would like to use L4_Sleep(L4_TimePeriod(1000)); to replace for loop. But I found it doesn't work. Is is normal?...

Static memory allocation on userland

14

I'm creating an app. for stm32f429 discovery. Here is my code: https://github.com/gnitnaw/f9-kernel/blob/master/user/apps/led/main.c I would like to ask how to write the part "DECLARE_USER" and "DECLARE_FPAGE". Another question: I have one...

Do you consider using SVC exception to deal with the privilege of resource access? When I look at the user app. lcd_test, I have this issue because my own app....