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Overview of Low Layer drivers

UM1940

68/1371

DocID028236 Rev 2

'x' corresponds to the group index and refers to the index of the modified register

on a given bus.

Peripheral activation/deactivation management: Enable/disable a peripheral or

activate/deactivate specific peripheral features

Table 22: Peripheral activation/deactivation management

Name

Examples

LL_PPP{_CATEGORY}_Action{Item}

LL_PPP{_CATEGORY}_IsItemAction

LL_ADC_Enable ()

LL_ADC_StartCalibration();

LL_ADC_IsCalibrationOnGoing;

LL_RCC_HSI_Enable ()

LL_RCC_HSI_IsReady()

Peripheral configuration management: Set/get a peripheral configuration settings

Table 23: Peripheral configuration management

Name

Examples

LL_PPP{_CATEGORY}_Set{ or

Get}ConfigItem

LL_USART_SetBaudRate (USART2, Clock,

LL_USART_BAUDRATE_9600)

Peripheral register management: Write/read the content of a register/retrun DMA

relative register address

Table 24: Peripheral register management

Name

LL_PPP_WriteReg(__INSTANCE__, __REG__, __VALUE__)

LL_PPP_ReadReg(__INSTANCE__, __REG__)

LL_PPP_DMA_GetRegAddr (PPP_TypeDef *PPPx,{Sub Instance if any ex: Channel} , {uint32_t Propriety})

The Propriety is a variable used to identify the DMA transfer direction or the data

ST STM32F2 User Manual

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