-#define STM32_ADCPRE STM32_ADCPRE_DIV4\r
-#define STM32_ADCSW STM32_ADCSW_HSI14\r
-#define STM32_USBSW STM32_USBSW_HSI48\r
-#define STM32_CECSW STM32_CECSW_HSI\r
-#define STM32_I2C1SW STM32_I2C1SW_HSI\r
-#define STM32_USART1SW STM32_USART1SW_PCLK\r
-#define STM32_RTCSEL STM32_RTCSEL_LSI\r
+#define STM32_RTCSEL STM32_RTCSEL_HSEDIV\r
+#define STM32_PVD_ENABLE FALSE\r
+#define STM32_PLS STM32_PLS_LEV0\r
+\r
+/*\r
+ * IRQ system settings.\r
+ */\r
+#define STM32_IRQ_EXTI0_PRIORITY 6\r
+#define STM32_IRQ_EXTI1_PRIORITY 6\r
+#define STM32_IRQ_EXTI2_PRIORITY 6\r
+#define STM32_IRQ_EXTI3_PRIORITY 6\r
+#define STM32_IRQ_EXTI4_PRIORITY 6\r
+#define STM32_IRQ_EXTI5_9_PRIORITY 6\r
+#define STM32_IRQ_EXTI10_15_PRIORITY 6\r
+#define STM32_IRQ_EXTI16_PRIORITY 6\r
+#define STM32_IRQ_EXTI17_PRIORITY 6\r
+#define STM32_IRQ_EXTI18_PRIORITY 6\r
+#define STM32_IRQ_EXTI19_PRIORITY 6\r