Terminology - Newport ESP6000 User Manual

1.3.2 Terminology

The following is a brief description of the terms specific to motion control
and the ESP6000 controller card and UniDrive6000 universal motor driver
equipment.
API— Application Programmer Interface
Axis — a logical name for a stage/positioner/motion device
DLL — Dynamic Link Library
Encoder — a displacement measuring device, term usually used for both
linear and rotary models
ESP — Enhanced System Performance motion system comprised of
ESP6000 controller card, UniDrive universal motor driver, and compatible
stage(s). ESP is synonymous with a plug-and-play motion system.
ESP6000 — the ESP6000 controller card
ESP-compatible — refers to Newport Corporation stage with its own
firmware-based configuration parameters. Newport stages or other stages
without this feature are referred to as being not ESP-compatible and must
be uniquely configured by the user.
Home (position) — the unique point in space that can be accurately found
by an axis, also called origin
Home search — a specific motion routine used to determine the home
position
Jog — a motion of undetermined-length, initiated manually
Motion device — electro-mechanical equipment. Used interchangeably
with stage and positioner
Move — a motion to a destination, initiated manually
Origin — used interchangeably with home
PCI — Peripheral Component Interconnect (type of personal computer bus)
PID — a closed loop algorithm using proportional, integral, and derivative
gain factors.
Positioner — used interchangeably with stage and motion device
Stage — used interchangeably with motion device and positioner
UniDrive6000 — the universal motor driver used with the ESP6000 con-
troller card
Section 1 — Introduction 1 - 5
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