@@ -106,6 +106,48 @@ extern "C" {
   * @}
   */
 
+/* ########################## VDD Value #######################################*/
+/**
+  * @brief VDD Value.
+  */
+#if !defined  (VDD_VALUE)
+#define  VDD_VALUE             3300UL /*!< Value of VDD in mv */
+#endif /* VDD_VALUE */
+
+/* ########################## Oscillator Values adaptation ####################*/
+/**
+  * @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
+  *        This value is used by the RCC HAL module to compute the system frequency
+  *        (when HSE is used as system clock source, directly or through the PSI).
+  */
+#if !defined  (HSE_VALUE)
+#if defined(RCC_CR1_HSIDIV4ON)
+#define HSE_VALUE              16000000UL /*!< Value of the External oscillator in Hz */
+#else
+#if defined(AHB4PERIPH_BASE)
+#define HSE_VALUE              48000000UL /*!< Value of the External oscillator in Hz */
+#else
+#define HSE_VALUE              24000000UL /*!< Value of the External oscillator in Hz */
+#endif /* AHB4PERIPH_BASE */
+#endif /* RCC_CR1_HSIDIV4ON */
+#endif /* HSE_VALUE */
+
+#if !defined  (HSE_STARTUP_TIMEOUT)
+#define HSE_STARTUP_TIMEOUT    100UL   /*!< Time out for HSE start up, in ms */
+#endif /* HSE_STARTUP_TIMEOUT */
+
+/**
+  * @brief External Low Speed oscillator (LSE) value.
+  *        This value is used by the UART, RTC HAL module to compute the system frequency
+  */
+#if !defined  (LSE_VALUE)
+#define LSE_VALUE              32768UL   /*!< Value of the External oscillator in Hz*/
+#endif /* LSE_VALUE */
+
+#if !defined  (LSE_STARTUP_TIMEOUT)
+#define LSE_STARTUP_TIMEOUT    5000UL     /*!< Time out for LSE start up, in ms */
+#endif /* HSE_STARTUP_TIMEOUT */
+
 /* ########################## Peripheral configuration  ######################### */
 /**
   * @brief Include the default list of modules to be used in the HAL driver