CONFIG_CLOCK_STM32_APB1_PRESCALER¶
APB1 prescaler
Type: int
Help¶
APB1 Low speed clock (PCLK1) prescaler, allowed values:
1, 2, 4, 8, 16
Direct dependencies¶
!SOC_SERIES_STM32H7X && !CLOCK_CONTROL_STM32_HAS_DTS && !SOC_SERIES_STM32MP1X && CLOCK_CONTROL_STM32_CUBE && CLOCK_CONTROL
(Includes any dependencies from ifs and menus.)
Default¶
- 1 
Kconfig definition¶
At <Zephyr Driver>/clock_control/Kconfig.stm32:172
Included via Kconfig:8 → Kconfig.zephyr:42 → <Zephyr Driver>/Kconfig:56 → <Zephyr Driver>/clock_control/Kconfig:25
Menu path: (Top) → Device Drivers → Hardware clock controller support → STM32 Reset & Clock Control
config CLOCK_STM32_APB1_PRESCALER
    int "APB1 prescaler"
    range 1 16
    default 1
    depends on !SOC_SERIES_STM32H7X && !CLOCK_CONTROL_STM32_HAS_DTS && !SOC_SERIES_STM32MP1X && CLOCK_CONTROL_STM32_CUBE && CLOCK_CONTROL
    help
      APB1 Low speed clock (PCLK1) prescaler, allowed values:
      1, 2, 4, 8, 16
(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)