De-initialization function

Functions
ErrorStatus	LL_RCC_DeInit (void)
	Reset the RCC clock configuration to the default reset state.

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Function Documentation

ErrorStatus LL_RCC_DeInit

(

void

)

Reset the RCC clock configuration to the default reset state.

Note:

The default reset state of the clock configuration is given below:

• MSI ON and used as system clock source
• HSE, HSI, PLL, PLLSAI1 and PLLSAI2 OFF
• AHB, APB1 and APB2 prescaler set to 1.
• CSS, MCO OFF
• All interrupts disabled

This function doesn't modify the configuration of the

• Peripheral clocks
• LSI, LSE and RTC clocks

Return values:

An	ErrorStatus enumeration value: SUCCESS: RCC registers are de-initialized ERROR: not applicable

Definition at line 192 of file stm32l4xx_ll_rcc.c.

References LL_RCC_ClearResetFlags(), LL_RCC_HSE_DisableBypass(), LL_RCC_HSI_SetCalibTrimming(), LL_RCC_MSI_Enable(), LL_RCC_MSI_IsReady(), LL_RCC_MSI_SetCalibTrimming(), LL_RCC_MSI_SetRange(), LL_RCC_MSIRANGE_6, LL_RCC_ReadReg, and LL_RCC_WriteReg.