Main Page | See live article | Alphabetical index Automatic baud rate detection (ABR, autobaud) means 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. See also: Telecommunications This article (or an earlier version of it) contains material from FOLDOC, used with permission. Modify if needed. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.