## Input/Output Device Driver Reference

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### Bit Rate

The bit rate determines the hardware setting for the data transfer rate, specified in bits per second, and is the speed for which the hardware is configured. See IOCtls ASYNC_SETBAUDRATE and ASYNC_GETBAUDRATE, which can be found in the OS/2 Physical Device Driver Reference.

Initial Value 1200 bps
First Level Open No effect
Mode Utility User interface to change the bit rate