beautypg.com

Yaskawa MP940 User Manual

Page 338

background image

Absolute Position Detection

7.3.2 Infinite Length Mode Axis

7-24

Execute the following flowchart when Position Data Re-Setup Request is ON.

Follow the procedure below to set up position data again.

NO

YES

NO

YES

YES

NO

YES

NO

YES

NO

YES

NO

1

1

Start the high-speed

scan drawing.

First scan after the start of high-speed

scan or signal indicating that the servo

power supply was turned back ON?

Toggle Buffer Enabled Flag = 1?

Position Data Re-setup Request

Flag = 1

Position Data Re-setup Request

Flag = 0

Operation preparation completed?

Position Data Re-setup Request Flag = 1?

ABS System Infinite Length Posi-

tion Control Data Initialization

Request Flag = 0?

Toggle Buffer Selection Flag = 1?

Copy monitor parameters

copied to buffer 1.

Copy monitor parameters

copied to buffer 0.

ABS System Infinite Length Position

Control Data Initialization Request

Flag = 1

ABS System Infinite Length Posi-

tion Control Data Initialization

Request Flag = 0

Position Data Re-setup Enabled

Flag OFF

Exit the high-speed

scan drawing.