diff --git a/libraries/AP_HAL_ChibiOS/hwdef/common/stm32h7_mcuconf.h b/libraries/AP_HAL_ChibiOS/hwdef/common/stm32h7_mcuconf.h index 3abf537e704c3..e615ce33ab6ea 100644 --- a/libraries/AP_HAL_ChibiOS/hwdef/common/stm32h7_mcuconf.h +++ b/libraries/AP_HAL_ChibiOS/hwdef/common/stm32h7_mcuconf.h @@ -202,6 +202,9 @@ #if HAL_CUSTOM_MCU_CLOCKRATE == 480000000 #define STM32_PLL1_DIVN_VALUE 120 #define STM32_PLL1_DIVQ_VALUE 12 +#elif HAL_CUSTOM_MCU_CLOCKRATE == 200000000 +#define STM32_PLL1_DIVN_VALUE 50 +#define STM32_PLL1_DIVQ_VALUE 5 #else #error "Unable to configure custom clockrate" #endif