Mitsubishi FX2N-10GM, Hardware / Programming Manual

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FX Series Positioning Controllers Communication with Programmable Controller 7
7-7
7.3.2 Operation commands (start/stop)
Give various operation commands from the programmable controller.
Buffer memory No.
BFM #20 (simultaneous 2-axis, X axis), #21 (Y axis) and #27 (subtask)
Assignment of each bit is shown below.
Program example
Input timing
The single-step, start, stop, zero return, FWD and RVS commands are processed in parallel
with the external terminals of the positioning unit. Select a suitable contact for the drive input.
Continuous
paths
16-bit
command
Zero
return
Error
reset
RVS FWD
Zero return
command
M code
OFF
Stop Start
Single-
step
b13 to b9 of #20 and #21 are not defined. Only b0, b1, b2 and b7 of #27 (subtask) are defined.
The figure above indicates the bit assignment in #20 (simultaneous 2-axis, X axis), #21 (Y axis)
and #27 (subtask).
b15 b14 b8 b7 b6 b5 b4 b3 b2 b1 b0
M100
Simultaneous
2-axis or X
axis
M120
Y axis
M140
Subtask
Single-
step
M101
M121 M141 Start
M102
M122 M142 Stop
M103
M123
Error reset
M104
M124
Zero return
command
M105
M125
FWD
M106
M126
RVS
M107
M127 M147
m code OFF
(Refer to Section 7.3.5.)
M108
M128
Zero return axis control
Select a suitable contact for the drive input.
M8000
FNC 79
TO
K 0 K 20 K4M100 K 1
FNC 79
TO
K 0 K 1 K4M120 K 1
Special
unit No.0 BFM Programmable
controller transfer
destination
Number of
transfers
Operation command
(No.0:Simultaneous 2-axis or X axis)
Operation command (No.0: Y axis)
Programmable
controller
M135 to M120
→
Positioning unit
No.0 BFM #20
(M9030 to M9016)
Programmable
controller
M115 to M100
→
Positioning unit
No.0 BFM #20
(M9015 to M9000)
FNC 79
TO
K 0 K 27 K2M140 K 1
Operation command (No.0:Subtask)
Programmable
controller
M147 to M140
→
Positioning unit
No.0 BFM #20
(M9119 to M9112)