__HAL_I2C_CLEAR_FLAG macro

Clears the I2C pending flags which are cleared by writing 0 in a specific bit.

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Declaration

from stm32f4xx_hal_i2c.h:489

#define __HAL_I2C_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR1 = ~((__FLAG__) & I2C_FLAG_MASK))

Arguments

Argument

Description

__HANDLE__

specifies the I2C Handle.

__FLAG__

specifies the flag to clear. This parameter can be any combination of the following values: @arg I2C_FLAG_OVR: Overrun/Underrun flag (Slave mode) @arg I2C_FLAG_AF: Acknowledge failure flag @arg I2C_FLAG_ARLO: Arbitration lost flag (Master mode) @arg I2C_FLAG_BERR: Bus error flag

__HAL_I2C_CLEAR_FLAG macro

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