libopencm3
A free/libre/open-source firmware library for various ARM Cortex-M3 microcontrollers.
Macros
RCC_CFGR AHB prescale factors
STM32F4xx Defines » RCC Defines | STM32F4xx Defines » RCC Defines » RCC Registers » RCC_CFGR values
Collaboration diagram for RCC_CFGR AHB prescale factors:

Macros

#define RCC_CFGR_HPRE_NODIV   0x0
 
#define RCC_CFGR_HPRE_DIV2   (0x8 + 0)
 
#define RCC_CFGR_HPRE_DIV4   (0x8 + 1)
 
#define RCC_CFGR_HPRE_DIV8   (0x8 + 2)
 
#define RCC_CFGR_HPRE_DIV16   (0x8 + 3)
 
#define RCC_CFGR_HPRE_DIV64   (0x8 + 4)
 
#define RCC_CFGR_HPRE_DIV128   (0x8 + 5)
 
#define RCC_CFGR_HPRE_DIV256   (0x8 + 6)
 
#define RCC_CFGR_HPRE_DIV512   (0x8 + 7)
 

Detailed Description

Macro Definition Documentation

◆ RCC_CFGR_HPRE_DIV128

#define RCC_CFGR_HPRE_DIV128   (0x8 + 5)

Definition at line 234 of file f4/rcc.h.

◆ RCC_CFGR_HPRE_DIV16

#define RCC_CFGR_HPRE_DIV16   (0x8 + 3)

Definition at line 232 of file f4/rcc.h.

◆ RCC_CFGR_HPRE_DIV2

#define RCC_CFGR_HPRE_DIV2   (0x8 + 0)

Definition at line 229 of file f4/rcc.h.

◆ RCC_CFGR_HPRE_DIV256

#define RCC_CFGR_HPRE_DIV256   (0x8 + 6)

Definition at line 235 of file f4/rcc.h.

◆ RCC_CFGR_HPRE_DIV4

#define RCC_CFGR_HPRE_DIV4   (0x8 + 1)

Definition at line 230 of file f4/rcc.h.

◆ RCC_CFGR_HPRE_DIV512

#define RCC_CFGR_HPRE_DIV512   (0x8 + 7)

Definition at line 236 of file f4/rcc.h.

◆ RCC_CFGR_HPRE_DIV64

#define RCC_CFGR_HPRE_DIV64   (0x8 + 4)

Definition at line 233 of file f4/rcc.h.

◆ RCC_CFGR_HPRE_DIV8

#define RCC_CFGR_HPRE_DIV8   (0x8 + 2)

Definition at line 231 of file f4/rcc.h.

◆ RCC_CFGR_HPRE_NODIV

#define RCC_CFGR_HPRE_NODIV   0x0

Definition at line 228 of file f4/rcc.h.