Rockwell Automation 57C422B 2 Axis Servo Module - Manual (Page 69)

PROGRAMMING 4-41
4.45 Register 83: Current Velocity Status
Update Period
Register 83 contains the current velocity status update
period. This value is the number of scans (1.25 msec.
periods) during which data is accumulated before being
supplied to registers 78, 79 when the "latch status" command
is issued in register 66. The default value of R83 is 1, which
can actually be loaded as 0 or 1 into the register. Note that
this register is not accessed by the module until a "change
default setups" command is issued in R66.
4.46 Registers 84, 85: Feedback
Registration Position
Registers 84, 85 contain the feedback registration position.
The value in these registers is latched if the feedback
registration input is enabled (R72, b8) and the feedback
registration input is activated. The status is annuciated in
register 72, bit 8.
4.47 Registers 86, 87: Gearing
Registration Position
Registers 86, 87 contain the gearing registration position.
The value in these registers is latched if the gearing
registration input is enabled (R72, b9) and the gearing
registration input is actuated. The status is annunciated in
Figure 4.44 – Current Velocity Status Update Period Register
Figure 4.45 – Feedback Registration Position Registers