Glossary
©
National Instruments Corporation
G-9
NI PCI-7342 Hardware User Manual
T
toggle
changing state from high to low, back to high, and so on
torque
force tending to produce rotation
trapezoidal profile
a typical motion trajectory, where a motor accelerates up to the
programmed velocity using the programmed acceleration, traverses at the
programmed velocity, then decelerates at the programmed acceleration to
the target position
trigger
any event that causes or starts some form of data capture
TTL
transistor-transistor logic
V
V
volts
V
CC
positive voltage supply
velocity mode
move the axis continuously at the specified velocity
W
watchdog
a timer task that shuts down (resets) the motion control board if any serious
error occurs
word
the standard number of bits that a processor or memory manipulates at one
time, typically 8-, 16-, or 32-bit
