Mitsubishi Electric MELSEC iQ-R RD78G4 - Page 85

3 CAM FUNCTION
3.2 Create Cam Data
83
3
*1 The operation from the engineering tool is executed toward cam storage area.
*2 Writing to cam open area is transmitted in the following timing.
- Power supply turn ON
- Write to cam storage area
- PLC READY [Y0] OFF to ON
*3 Data in the cam storage area is cleared when the power supply is turned ON again or reset.
Coordinate data
Buffer memory
Coordinate data
Stroke ratio
data
Auto-generation data
• Rotary cutter
Engineering tool
1) Operation with an engineering tool
Write
*1
Read/
Verify
*1
2) Operation with buffer memory
[Cd.600] Cam data operation
request (1: Read)
[Cd.600] Cam data operation
request (1: Read)
Auto-generation data
• Rotary cutter
Stroke ratio
data
Coordinate data
Stroke ratio
data
Cam control
Cam open area
(1024k bytes)
*3
Cam storage area
*2
*2
[Cd.608]
Cam auto-
generation
request
[Cd.600]
Cam data
operation request
(2: Write)
[Cd.600]
Cam data
operation request
(2: Write)
[Cd.608]
Cam auto-
generation
request
[Cd.600]
Cam data
operation
request
(3: Write)
[Cd.600]
Cam data
operation
request
(3: Write)
Motion module