ST STM32F2 User Manual

UM1940
HAL I2C Generic Driver
DocID028236 Rev 2
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I2C_IT_EVT: Event interrupt enable
I2C_IT_ERR: Error interrupt enable
Return value:
None
__HAL_I2C_DISABLE_IT
__HAL_I2C_GET_IT_SOURCE
Description:
Checks if the specified I2C interrupt source
is enabled or disabled.
Parameters:
__HANDLE__: specifies the I2C Handle.
This parameter can be I2C where x: 1, 2, or
3 to select the I2C peripheral.
__INTERRUPT__: specifies the I2C
interrupt source to check. This parameter
can be one of the following values:
I2C_IT_BUF: Buffer interrupt enable
I2C_IT_EVT: Event interrupt enable
I2C_IT_ERR: Error interrupt enable
Return value:
The: new state of __INTERRUPT__ (TRUE
or FALSE).
__HAL_I2C_GET_FLAG
Description:
Checks whether the specified I2C flag is set
or not.
Parameters:
__HANDLE__: specifies the I2C Handle.
This parameter can be I2C where x: 1, 2, or
3 to select the I2C peripheral.
__FLAG__: specifies the flag to check. This
parameter can be one of the following
values:
I2C_FLAG_SMBALERT: SMBus Alert
flag
I2C_FLAG_TIMEOUT: Timeout or Tlow
error flag
I2C_FLAG_PECERR: PEC error in
reception flag
I2C_FLAG_OVR: Overrun/Underrun
flag
I2C_FLAG_AF: Acknowledge failure
flag
I2C_FLAG_ARLO: Arbitration lost flag
I2C_FLAG_BERR: Bus error flag
I2C_FLAG_TXE: Data register empty
flag
I2C_FLAG_RXNE: Data register not
empty flag

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English