ST STM32F2 User Manual

UM1940
LL I2C Generic Driver
DocID028236 Rev 2
961/1371
Return values
None:
Notes
Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to
check whether or not SMBus feature is supported by the I2Cx
Instance.
Any of these errors will generate interrupt : Bus Error
detection (BERR) Arbitration Loss (ARLO) Acknowledge
Failure(AF) Overrun/Underrun (OVR) SMBus Timeout
detection (TIMEOUT) SMBus PEC error detection (PECERR)
SMBus Alert pin event detection (SMBALERT)
Reference Manual to
LL API cross
reference:
CR2 ITERREN LL_I2C_EnableIT_ERR
LL_I2C_DisableIT_ERR
Function name
__STATIC_INLINE void LL_I2C_DisableIT_ERR (I2C_TypeDef *
I2Cx)
Function description
Disable Error interrupts.
Parameters
I2Cx: I2C Instance.
Return values
None:
Notes
Macro IS_SMBUS_ALL_INSTANCE(I2Cx) can be used to
check whether or not SMBus feature is supported by the I2Cx
Instance.
Any of these errors will generate interrupt : Bus Error
detection (BERR) Arbitration Loss (ARLO) Acknowledge
Failure(AF) Overrun/Underrun (OVR) SMBus Timeout
detection (TIMEOUT) SMBus PEC error detection (PECERR)
SMBus Alert pin event detection (SMBALERT)
Reference Manual to
LL API cross
reference:
CR2 ITERREN LL_I2C_DisableIT_ERR
LL_I2C_IsEnabledIT_ERR
Function name
__STATIC_INLINE uint32_t LL_I2C_IsEnabledIT_ERR
(I2C_TypeDef * I2Cx)
Function description
Check if Error interrupts are enabled or disabled.
Parameters
I2Cx: I2C Instance.
Return values
State: of bit (1 or 0).
Reference Manual to
LL API cross
reference:
CR2 ITERREN LL_I2C_IsEnabledIT_ERR
LL_I2C_IsActiveFlag_TXE
Function name
__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_TXE
(I2C_TypeDef * I2Cx)
Function description
Indicate the status of Transmit data register empty flag.

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English