VXI VT1433B User Manual

Page 194

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kSamples/s

Kilosamples per second.

LED

Light Emitting Diode.

Local Bus

A high-speed port that is defined as a standard byte-wide ECL protocol which can
transfer measurement data at up to 2.62 MSamples per second from left to right
on the VXI backplane.

logical address

The VXI logical address identifies where each module is located in the memory
map of the VXI system.

message-based VXI device

Message-based devices communicate with the VXI Bus using high-level ASCII
commands. Programming is easier and more sophisticated, but communication is
slower than with register-based devices. Message-based devices can also be
programmed at the register level. The VT1432A and VT1433B are register-based
VXI devices.

module-dependent commands

Commands that are module-dependent change a parameter for all channels of the
module; even when only one channel has been specified in the channel list.

MXI bus

A bus standard which can be used to connected multiple VXI mainframes.

overlap block mode

A mode of data-collecting in used in the VT1432A and VT1433B. It is similar to
block mode except that it allows additional arms and triggers to occur before an
already-acquired block is sent to the host.

pipeline mode

A Local Bus mode in which data is sent through a module and on to the next
one.

Plug&Play

See VXIplug&play

RAM

Random Access Memory.

VT1433B User's Guide
Glossary

G-4

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