1 files changed, 9 insertions, 0 deletions
diff --git a/Projects/P-NUCLEO-WB55.Nucleo/Applications/BLE/BLE_MeshLightingLPN/Core/Src/main.c b/Projects/P-NUCLEO-WB55.Nucleo/Applications/BLE/BLE_MeshLightingLPN/Core/Src/main.c
index 95537ac98..cbf88434b 100644
--- a/Projects/P-NUCLEO-WB55.Nucleo/Applications/BLE/BLE_MeshLightingLPN/Core/Src/main.c
+++ b/Projects/P-NUCLEO-WB55.Nucleo/Applications/BLE/BLE_MeshLightingLPN/Core/Src/main.c
@@ -90,6 +90,12 @@ static void Config_HSE(void);
  */
 int main( void )
 {
+  /**
+   * The OPTVERR flag is wrongly set at power on
+   * It shall be cleared before using any HAL_FLASH_xxx() api
+   */
+  __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_OPTVERR);
+
   HAL_Init();
 
   Reset_Device();
@@ -386,11 +392,14 @@ void SystemClock_Config(void)
    *  Configure and enable SMPS
    *
    *  The SMPS configuration is not yet supported by CubeMx
+   *  when SMPS output voltage is set to 1.4V, the RF output power is limited to 3.7dBm
+   *  the SMPS output voltage shall be increased for higher RF output power
    */
   LL_PWR_SMPS_SetStartupCurrent(LL_PWR_SMPS_STARTUP_CURRENT_80MA);
   LL_PWR_SMPS_SetOutputVoltageLevel(LL_PWR_SMPS_OUTPUT_VOLTAGE_1V40);
   LL_PWR_SMPS_Enable();
 #endif
+
   /* USER CODE END Smps */
 }