VXi Computer Hardware VX1410A Manual De Usuario
Glossary
VX1410A & VX1420A IntelliFrame Mainframe Instruction Manual
Glossary–5
Local Bus
A daisy-chained bus that connects adjacent VXIbus slots.
Local Controller
The instrument module that performs system control and external interface
functions for the instrument modules in a VXIbus mainframe or several
mainframes. See Resource Manager.
functions for the instrument modules in a VXIbus mainframe or several
mainframes. See Resource Manager.
Local Processor
The processor on an instrument module.
Logical Address
The smallest functional unit recognized by a VXIbus system. It is often used
to identify a particular module.
to identify a particular module.
Mainframe
Card Cage. For example, the Tektronix VX1410A Mainframe, an operable
housing that includes 13 C-size VXIbus instrument module slots.
housing that includes 13 C-size VXIbus instrument module slots.
Memory Device
A storage element (such as bubble memory, RAM, and ROM) that has
configuration registers and memory attributes (such as type and access time).
configuration registers and memory attributes (such as type and access time).
Message
A series of data bytes that are treated as a single communication, with a well
defined terminator and message body.
defined terminator and message body.
Message Based Device
A VXIbus device that supports VXI configuration and communication
registers. Such devices support the word serial protocol, and possibly other
message-based protocols.
registers. Such devices support the word serial protocol, and possibly other
message-based protocols.
MODID Lines
Module/system identity lines.
Physical Address
The address assigned to a backplane slot during an access.
Power Monitor
A device that monitors backplane power and reports fault conditions.
P1
The top-most backplane connector for a given module slot in a vertical
mainframe such as the Tektronix VX1410A. The left-most backplane
connector for a given slot in a horizontal mainframe.
mainframe such as the Tektronix VX1410A. The left-most backplane
connector for a given slot in a horizontal mainframe.
P2
The bottom backplane connector for a given module slot in a vertical C-size
mainframe such as the VX1410A; or the middle backplane connector for a
given module slot in a vertical D-size mainframe.
mainframe such as the VX1410A; or the middle backplane connector for a
given module slot in a vertical D-size mainframe.