Add possibility to enable HSE Bypass mode

maxgerhardt · Jan 3, 2023 · 5c2d987 · 5c2d987
1 parent 9a24fd4
commit 5c2d987
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/stm32/cmsis/variants/stm32f1/system_stm32f10x.c b/stm32/cmsis/variants/stm32f1/system_stm32f10x.c
@@ -417,6 +417,11 @@ void SystemCoreClockUpdate (void)
   */
 static void SetSysClock(void)
 {
+#if defined(PIO_FRAMEWORK_SPL_HSE_IN_BYPASS_MODE)
+  /* enable HSE bypass mode instead of crystal oscillator mode */
+  RCC->CR |= RCC_CR_HSEBYP;
+#endif
+
 #ifdef SYSCLK_FREQ_HSE
   SetSysClockToHSE();
 #elif defined SYSCLK_FREQ_24MHz