Operation Commands (Start/Stop) - Mitsubishi FX2N-10GM Hardware / Programming Manual

FX Series Positioning Controllers
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.
b15 b14
16-bit
Continuous
paths
command
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).
Program example
Operation command
(No.0:Simultaneous 2-axis or X axis)
M8000
FNC 79
TO
Operation command (No.0: Y axis)
FNC 79
TO
Operation command (No.0:Subtask)
FNC 79
TO
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.
b8 b7 b6
Zero Error
RVS
return reset
Simultaneous
2-axis or X
Y axis
axis
M100
M120
M101
M121
M102
M122
M103
M123
M104
M124
M105
M125
M106
M126
M107
M127
M108
M128
Select a suitable contact for the drive input.
K 0 K 20 K4M100
Special BFM Programmable
unit No.0 controller transfer
destination
K 0 K 1 K4M120
K 0 K 27 K2M140
Communication with Programmable Controller 7
b5 b4 b3
M code
Zero return
FWD
command
OFF
Subtask
M140
Single-
step
M141 Start
Stop
M142
Zero return
command
FWD
RVS
Error reset
m code OFF
M147
(Refer to Section 7.3.5.)
Zero return axis control
Programmable
K 1
controller
M115 to M100
Number of
transfers
Programmable
K 1 controller
M135 to M120
Programmable
K 1 controller
M147 to M140
b2 b1 b0
Single-
Stop Start
step
→ Positioning unit
No.0 BFM #20
(M9015 to M9000)
→ Positioning unit
No.0 BFM #20
(M9030 to M9016)
→ Positioning unit
No.0 BFM #20
(M9119 to M9112)
7-7