automatic baud rate detection(redirected from Autobaud rate)
Also found in: Dictionary, Medical, Wikipedia.
automatic baud rate detection(communications)
(ABR, autobaud) A process by which a receiving device determines the speed, code level, and stop bits of incoming data by examining the first character, usually a preselected sign-on character. ABR allows the receiving device to accept data from a variety of transmitting devices operating at different speeds without needing to establish data rates in advance.