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De-initialization function

De-initialization function
[RCC Exported Functions]

Functions

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

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 and PLLSAIxSource 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:
AnErrorStatus enumeration value:

  • SUCCESS: RCC registers are de-initialized
  • ERROR: not applicable

Definition at line 171 of file stm32l4xx_ll_rcc.c.