ST STM32F2

UM1940
LL I2C Generic Driver
DocID028236 Rev 2
957/1371
Notes
Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to
check whether or not SMBus feature is supported by the I2Cx
Instance.
Reference Manual to
LL API cross
reference:
CR1 ENPEC LL_I2C_DisableSMBusPEC
LL_I2C_IsEnabledSMBusPEC
Function name
__STATIC_INLINE uint32_t LL_I2C_IsEnabledSMBusPEC
(I2C_TypeDef * I2Cx)
Function description
Check if SMBus Packet Error Calculation (PEC) is enabled or
disabled.
Parameters
I2Cx: I2C Instance.
Return values
State: of bit (1 or 0).
Notes
Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to
check whether or not SMBus feature is supported by the I2Cx
Instance.
Reference Manual to
LL API cross
reference:
CR1 ENPEC LL_I2C_IsEnabledSMBusPEC
LL_I2C_EnableIT_TX
Function name
__STATIC_INLINE void LL_I2C_EnableIT_TX (I2C_TypeDef *
I2Cx)
Function description
Enable TXE interrupt.
Parameters
I2Cx: I2C Instance.
Return values
None:
Reference Manual to
LL API cross
reference:
CR2 ITEVTEN LL_I2C_EnableIT_TX
CR2 ITBUFEN LL_I2C_EnableIT_TX
LL_I2C_DisableIT_TX
Function name
__STATIC_INLINE void LL_I2C_DisableIT_TX (I2C_TypeDef *
I2Cx)
Function description
Disable TXE interrupt.
Parameters
I2Cx: I2C Instance.
Return values
None:
Reference Manual to
LL API cross
reference:
CR2 ITEVTEN LL_I2C_DisableIT_TX
CR2 ITBUFEN LL_I2C_DisableIT_TX