Glossary – Schneider Electric Modicon BM85 User Manual
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Glossary
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Glossary
acknowledgement
An LLC frame that indicates that a data frame has been received
correctly.
address
On a network, the identification of a station. In a frame, a
grouping of bits that identifies the frame's source or destination.
ASCII
American Standard Code for Information Interchange. A digital
coding of alphanumeric and control characters as established by the
American National Standards Institute.
baud rate
The speed of data transmission in serial data communications,
approximately equal to the number of code elements (bits) per
second.
bit
Binary Digit. The smallest unit of data, which can at any time be in
one of two possible states, represented by a value of 0 or 1.
bridge
A device that interconnects two or more networks.
Bridge Multiplexer
A Modicon device that interconnects a Modbus Plus network with
up to four Modbus devices or networks, or up to four RS232 or
RS485 serial devices. See CoĆProcessor.