Mitsubishi Electric MELSERVO MR-J3 A Series, Instruction Manual

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14. ABSOLUTE POSITION DETECTION SYSTEM
M11
M10
Y31 X22
M12
Y32 X22
Y32 X22 T200
4 4
5 5
Y32 RST
M12 PLS
Y32 SET
T200
K1
M9
M6
K1 D9 K0072 H0000 DFROP
D3 D3 K D*P
D3 D9 D3 D P
M6 M24
M8 SET
K1 D3 K1154 H0000 DTOP
K1 K9003 K1150 H0000 TO
Y10 SET
Y10 X1 X4
XA
Y10 RST
7)
ABS request
control
Restoring absolute
position data.
Writing absolute
position data to
A1SD75
ABS request reset
ABS 2 bits request
ABS request set
10ms delay timer
Transmitted data read enabled
*1: Reading A1SD75 home
position address
(Note 2)
Inserting constant K for conversion
into the unit of feed per pulse
Adding home position address
to absolute position
ABS data ready
*1: Changing X-axis current
*1: Writing No. 9003 data for
Positioning start
Switching start signal off on
completion of positioning
(Continued from preceding page)
(To be continued)
ABS 2 bits
completion
Checksum 2 bits completion
ABS transfer
mode Ready to send
ABS data
ABS 2 bits request
ABS request Ready to send ABS data
10ms delay timer
Checksum
OK
(Note 1)
Checksum
OK Change
flag
Positioning
start Start com-
pletion BUSY
Error detection
position
changing current value
Note 1. When the unit setting parameter value of the A1SD75 positioning module is changed from "3" (pulse) to "0" (mm), the unit is
0.1 m for the input value. To set the unit to 1 m, add this program to multiple the feed value by 10.
2. The home position address loaded from flash ROM of normal positioning module can be obtained.
For updating the home position address by the home position setting, refer to (2) (f) Data set type home position return in this
Section.