Rockwell Automation 57C422B 2 Axis Servo Module - Manual (Page 50)

4-22 2-Axis Servo Module M/N 57C422B
4.31 Register 41: Registration Input Edge
Detection
Register 41 selects which edge (rising and falling, or falling
only) of the gearing or feedback registration input will be
recognized by the module. This register is available only on
the B/M 57422-2 module.
When bits 7 and 15 are left at the default value (0), the
module will recognize both the rising and failing edges of
registration inputs.
4.32 Register 63: Auto-Acknowledge
Register 63 is the command auto-acknowledge register.
When bit 0 is set to 1, the module will automatically clear the
command registers (66 and 67) instead of requiring an
application task to clear the command registers. The user
Figure 4.29 – Backlash Compensation Registers
Figure 4.30 – Registration Edge Detection Register