5. HOW TO USE THE PROGRAM
5.5 Serial communication operation
Using the RS-422 communication function, the servo amplifier can be operated from a controller such as a
personal computer.
This section explains the data communication procedure. Refer to chapter 10 for details of the connection
between the controller and servo amplifier and of communication data.
5.5.1 Positioning operation using the program
The communication function enables to select program No., and positioning operation using program is
possible by switching on ST1.
(1) Program selection
Select program No. 1 to 16 by using the forced output (command [9] [2] and data No. [6] [0]) of the
device from the controller.
(2) Timing chart
Transmission data
Servo motor speed
5 ms or longer
1)
4)
5)
3 ms
Program No. 2
No.
Transmission data description
1)
Select program No. 2.
2)
Select program No. 1.
3)
Select program No. 3.
4)
ST1 (Forward rotation start) on
5)
ST1 (Forward rotation start) off
5 - 59
5 ms or longer
2)
4)
5)
Program No. 1
Command
[9] [2]
[9] [2]
[9] [2]
[9] [2]
[9] [2]
5 ms or longer
3)
4)
5)
Program No. 3
Data No.
[6] [0]
[6] [0]
[6] [0]
[6] [0]
[6] [0]