## Input/Output Device Driver Reference

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### Break Replacement Character Processing

If Break Replacement Character Processing is enabled and the device driver detects a break condition, it places the break replacement character in the physical device driver receive queue. If Break Replacement Character Processing is disabled, the physical device driver does not place any character in the physical device driver receive queue when it detects a break condition.

Initial Value Break replacement character processing is disabled.
First Level Open Break replacement character processing is disabled.
Mode Utility No effect.