6 POSITIONING CONTROL

[Processing in the Motion SFC Program]

1.Transfer the start address to word devices of the Motion CPU before starting.

2.Calculate the target address by applying the travel value to the address before starting.

3.Calculate the residual travel value by subtracting the stop address from the target address.

4.Store the residual travel value in the servo program for travel value register.

5.Perform the servo program.

Axis 2

Stop position by stop command [Address 2 (start address after stop)]

 

 

 

 

 

Travel value from

 

 

 

 

 

 

 

Address 2 (Note)

Travel

Address 1

 

 

 

 

 

 

 

 

value from

(start address)

 

 

 

 

 

 

 

 

Address 1

 

 

 

 

 

 

 

 

 

 

 

 

 

Axis 1

 

 

 

 

 

 

 

 

 

 

Travel value from

 

 

 

 

 

 

 

 

 

 

 

Address 2 (Note)

 

 

 

 

 

 

 

 

 

 

 

 

 

Travel value from Address 1

(Note): Store in registers for travel value.

 

 

 

 

 

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