CONFIG_CLOCK_STM32_AHB4_PRESCALER

AHB4 HCLK prescaler

Type: int

Help

HCLK4 prescaler, allowed values: 1, 2, 4, 8, 16, 64, 128, 256, 512.

Direct dependencies

SOC_SERIES_STM32WBX && !SOC_SERIES_STM32H7X && CLOCK_CONTROL_STM32_CUBE && SOC_FAMILY_STM32 && CLOCK_CONTROL

(Includes any dependencies from ifs and menus.)

Defaults

  • 1

Kconfig definition

At drivers/clock_control/Kconfig.stm32:178

Included via Kconfig:10Kconfig.zephyr:40drivers/Kconfig:50drivers/clock_control/Kconfig:28

Menu path: (Top) → Device Drivers → Hardware clock controller support → STM32 Reset & Clock Control

config CLOCK_STM32_AHB4_PRESCALER
    int "AHB4 HCLK prescaler"
    range 1 512
    default 1
    depends on SOC_SERIES_STM32WBX && !SOC_SERIES_STM32H7X && CLOCK_CONTROL_STM32_CUBE && SOC_FAMILY_STM32 && CLOCK_CONTROL
    help
      HCLK4 prescaler, allowed values: 1, 2, 4, 8, 16, 64, 128,
      256, 512.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)