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setDDCData

Sets the state of the I2C data line on a bus.

Declaration

virtual void setDDCData(
 IOIndexbus,
 UInt32value );

Parameters

  • bus:

    Index of the bus.

  • value:

    One of kIODDCLow, kIODDCHigh, kIODDCTristate.

Overview

Framebuffers making use of the IOFramebuffer::doI2CRequest() software implementation of I2C should implement this method to set the state of the I2C data line on the given bus. Otherwise may be unimplemented.

See Also

Miscellaneous