ST STM32F2 User Manual

UM1940
LL I2C Generic Driver
DocID028236 Rev 2
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LL_I2C_IsActiveFlag_ADDR
Function name
__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_ADDR
(I2C_TypeDef * I2Cx)
Function description
Indicate the status of Address sent (master mode) or Address
matched flag (slave mode).
Parameters
I2Cx: I2C Instance.
Return values
State: of bit (1 or 0).
Notes
RESET: Clear default value. SET: When the address is fully
sent (master mode) or when the received slave address
matched with one of the enabled slave address (slave mode).
Reference Manual to
LL API cross
reference:
SR1 ADDR LL_I2C_IsActiveFlag_ADDR
LL_I2C_IsActiveFlag_ADD10
Function name
__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_ADD10
(I2C_TypeDef * I2Cx)
Function description
Indicate the status of 10-bit header sent (master mode).
Parameters
I2Cx: I2C Instance.
Return values
State: of bit (1 or 0).
Notes
RESET: When no ADD10 event occured. SET: When the
master has sent the first address byte (header).
Reference Manual to
LL API cross
reference:
SR1 ADD10 LL_I2C_IsActiveFlag_ADD10
LL_I2C_IsActiveFlag_AF
Function name
__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_AF
(I2C_TypeDef * I2Cx)
Function description
Indicate the status of Acknowledge failure flag.
Parameters
I2Cx: I2C Instance.
Return values
State: of bit (1 or 0).
Notes
RESET: No acknowledge failure. SET: When an acknowledge
failure is received after a byte transmission.
Reference Manual to
LL API cross
reference:
SR1 AF LL_I2C_IsActiveFlag_AF
LL_I2C_IsActiveFlag_STOP
Function name
__STATIC_INLINE uint32_t LL_I2C_IsActiveFlag_STOP
(I2C_TypeDef * I2Cx)
Function description
Indicate the status of Stop detection flag (slave mode).

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English