swan_r5: Increase LSE drive strength

Increase drive strength of 32kHz external crystal, in line with calculations specified in ST AN2867 sections 3.3, 3.4, and STM32L4 datasheet DS12023 Table 58. LSE oscillator characteristics.
stm32duino · Mar 1, 2023 · 82af34e · 82af34e
1 parent c4400cb
commit 82af34e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/variants/STM32L4xx/L4R5Z(G-I)Y_L4R9Z(G-I)Y_L4S5ZIY_L4S9ZIY/variant_SWAN_R5.cpp b/variants/STM32L4xx/L4R5Z(G-I)Y_L4R9Z(G-I)Y_L4S5ZIY_L4S9ZIY/variant_SWAN_R5.cpp
@@ -160,7 +160,7 @@ WEAK void SystemClock_Config(void)
   /** Configure LSE Drive Capability
   */
   HAL_PWR_EnableBkUpAccess();
-  __HAL_RCC_LSEDRIVE_CONFIG(RCC_LSEDRIVE_LOW);
+  __HAL_RCC_LSEDRIVE_CONFIG(RCC_LSEDRIVE_MEDIUMLOW);
   /** Initializes the RCC Oscillators according to the specified parameters
   * in the RCC_OscInitTypeDef structure.
   */