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CodeScopeSTM32 Libraries and SamplesHALLL_I2C_Init()

LL_I2C_Init() function

Initialize the I2C registers according to the specified parameters in I2C_InitStruct.

Syntax

from stm32f4xx_ll_i2c.h:1861

uint32_t LL_I2C_Init(I2C_TypeDef *I2Cx, LL_I2C_InitTypeDef *I2C_InitStruct);

Implemented in stm32f4xx_ll_i2c.c:144

Arguments

I2Cx

I2C Instance.

I2C_InitStruct

pointer to a LL_I2C_InitTypeDef structure.

Return value

An ErrorStatus enumeration value: - SUCCESS I2C registers are initialized - ERROR Not applicable

Examples

LL_I2C_Init() is referenced by 1 libraries and example projects.

References

Location	Text
stm32f4xx_ll_i2c.c:144	uint32_t LL_I2C_Init(I2C_TypeDef I2Cx, LL_I2C_InitTypeDef I2C_InitStruct)
stm32f4xx_ll_i2c.h:1861	uint32_t LL_I2C_Init(I2C_TypeDef I2Cx, LL_I2C_InitTypeDef I2C_InitStruct);

Call Tree

Functions called by LL_I2C_Init()

LL_I2C_Init()

LL_I2C_AcknowledgeNextData()

LL_I2C_Enable()

LL_I2C_Disable()

LL_I2C_ConfigFilters()

LL_I2C_SetOwnAddress1()

LL_I2C_SetMode()

LL_I2C_ConfigSpeed()

LL_RCC_GetSystemClocksFreq()

all items filtered out

Data read by LL_I2C_Init()

ErrorStatus::SUCCESS

LL_RCC_ClocksTypeDef::PCLK1_Frequency

LL_I2C_InitTypeDef::PeripheralMode

LL_I2C_InitTypeDef::ClockSpeed

LL_I2C_InitTypeDef::DutyCycle

LL_I2C_InitTypeDef::AnalogFilter

LL_I2C_InitTypeDef::DigitalFilter

LL_I2C_InitTypeDef::OwnAddress1

LL_I2C_InitTypeDef::TypeAcknowledge

LL_I2C_InitTypeDef::OwnAddrSize

LL_I2C_Init()::I2Cx

LL_I2C_Init()::I2C_InitStruct

LL_I2C_Init()::rcc_clocks

all items filtered out

LL_I2C_Init()

Type of LL_I2C_Init()

LL_I2C_Init()

uint32_t

LL_RCC_ClocksTypeDef

all items filtered out