USB Data Link Adapter
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Glossary of Terms
9.
Glossary of Terms
A
application software
A level of software that makes a product (hardware) perform desired functions for
the end user.
C
CAN
Controller Area Network
CAN High
One of the wires used in the shielded twisted-pair cable, which provides the positive
signal that, when connected with CAN Low, provides a complete CAN differential
signal.
CAN Low
One of the wires used in the shielded twisted-pair cable, which provides the negative
signal that, when connected with CAN High, provides a complete CAN differential
signal.
CAN Shield
A shielding that wraps around the CAN High and CAN Low wires (twisted-pair),
completing the shielded twisted-pair cable.
Controller Area Network
A computer network protocol designed for the heavy equipment and automotive
environment that allows microcontrollers and other devices to communicate with
each other without using a host computer; also known as CAN.
D
Data Link Adaptor (DLA)
A development tool that connects the CAN bus to a personal computer (through a
USB or RS232 port), so that programming and diagnostics can be performed on the
product before installing it in a vehicle.
driver (software)
A block of software that provides access to different hardware components.
R
RS232
An inexpensive type of serial communication used on most PC and laptop
computers that doesn't define the communication protocol, making it attractive for
