ADLINK PCI-8258 - Manual (Page 136)

122 Motion Control Theory
Figure 4-28: Home mode 2 (Case: EZ)
Figure below set up "Home mode 2 (single EZ signal)" with negative
direction homing. After home movement is completed the control axis
stops at the edge of EZ signal.
• Relevant axis parameters setup
Axis parameters
Axis parameter
values
Description to axis parameter value
PRA_HOME_MODE 2 Employing home mode 2 (single EZ signal) homing
PRA_HOME_DIR 1 By negative direction forward homing
PRA_HOME_EZA 0 Further align with signal EZ, 0: No, 1: Yes
PRA_HOME_S 0 S-curve factor
PRA_HOME_ACC ACC
Acceleration and deceleration in unit of (distance unit
of measure/sec.
2
)
PRA_HOME_VS VS Initial speed in unit of (distance unit of measure/sec.)
PRA_HOME_VM VM
Speed of original position searching in unit of
(distance unit of measure/sec.)
PRA_HOME_VO VO
Homing speed in unit of (distance unit of
measure/sec.)
PRA_HOME_SHIFT 0
Shift amount of homing position (distance unit of
measure)
Condition B
Initial position
Home position
Condition A
VM: Home searching speed VO: Home approaching speed
Home
position