cfg_clock_default_180.h File Reference
CPU » STM32

Default STM32F4 clock configuration for 180MHz boards. More...

Detailed Description

Default STM32F4 clock configuration for 180MHz boards.

Author
Hauke Petersen hauke.nosp@m..pet.nosp@m.ersen.nosp@m.@fu-.nosp@m.berli.nosp@m.n.de
Vincent Dupont vince.nosp@m.nt@o.nosp@m.takey.nosp@m.s.co.nosp@m.m
Alexandre Abadie alexa.nosp@m.ndre.nosp@m..abad.nosp@m.ie@i.nosp@m.nria..nosp@m.fr

Definition in file cfg_clock_default_180.h.

#include "kernel_defines.h"
#include "macros/units.h"
+ Include dependency graph for cfg_clock_default_180.h:

Go to the source code of this file.

Clock PLL settings (180MHz)

#define CONFIG_CLOCK_PLL_M   (4)
 
#define CONFIG_CLOCK_PLL_N   (90)
 
#define CONFIG_CLOCK_PLL_P   (2)
 
#define CONFIG_CLOCK_PLL_Q   (8)
 
#define CONFIG_CLOCK_PLL_R   (8)
 

Clock bus settings (APB1 and APB2)

#define CONFIG_CLOCK_APB1_DIV   (4) /* max 45MHz */
 
#define CONFIG_CLOCK_APB2_DIV   (2) /* max 90MHz */