HP 1432A User's Guide

Glossary

Soft Front Panel (SFP)

A VXIplug&play program which provides and easy-to-use interface for the HP E1432A. It can be used in Microsoft Windows 95 or Windows NT.

SRAM

Static Random Access Memory.

summer

A circuit that outputs the sum of two input signals.

sync/trigger line

A TTL line on the VXI back plane, used for synchronization or triggering signals.

SYSRESET*

SYStem RESET line, part of the VXI Bus.

system module

The module with the lowest VXI logical address. It needs to be set to output the synchronization pulse for a multiple module group. All system sync pulses come from the system module.

tachometer

The tachometer produces a signal which is proportional to the rotation of a device. It can be programmed to produce one or more signals per revolution.

target

The ‘target’ of a library function is either a channel, a group, or (rarely) a module, depending on the nature of the call. When the same library function may be called with either a channel or a group identifier, its ‘target’ is shown by a parameter named ID.

TTL

Transistor-Transistor Logic, a standard for electrical signals.

TTLTRG

TTL TRiGger lines, part of the VXI Bus.

VEE

See HP VEE

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