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Chapter 5 Data Used for Positioning Control
Storage item Storage details Reading the monitor value
Starting history (Up to 16 records can be stored)
[Md.3]
Start
information
[Storage details] This area stores the start information (restart flag, start origin, and start
axis):
Restart flag: Indicates whether the operation has or has not been
halted and restarted.
Start origin : Indicates the source of the start signal.
Start axis : Indicates the started axis.
Refresh cycle: At start
[Reading the monitor value]
Monitoring is carried out with a hexadecimal display.
Not used
00000
b15 b12 b8 b4 b0
Buffer
memory
Monitor
value
PLC CPU
Stored contents Storage value
00
01
10
External signal
GX Works2
Start origin
Restart flag OFF
0
1
Restart flag ON
Restart flag
Start axis
Stored contents Storage value
Storage value
5
3
1
2
4
10
Stored contents
Axis 1
Axis 2
Axis 3
Axis 4
Axis 5
Axis 16
: Valid for the range from axis 1 to axis 2
in the QD77MS2, from axis 1 to axis 4
in the QD77MS4.
[Md.4]
Start No.
The starting No. is stored.
Refresh cycle: At start
Monitoring is carried out with a hexadecimal display.
Position control mode continuous operation to
torque control mode switching
Simultaneous start
JOG operation
Machine OPR
Manual pulse generator
Fast OPR
Current value changing
b15 b12 b8 b4 b0
B
A
CD
Buffer
memory
Monitor value
Positioning operation
Stored contents
Storage value
Reference
(Decimal)
Start No.
A
000
to
B
C
D
1
001
2 3 2 C 9004
23
32
9010
2
333
9011
2
32
99001
2
32A
9002
2
32B
9003
1
B
58
02
5
8
7000
1B
5
97001
1B
5
A7002
1
B5B
7003
1 B 5 C 7004
600
Position control mode
speed control mode switching
Position control mode
torque control mode switching
Speed control mode
torque control mode switching
Torque control mode
speed control mode switching
Speed control mode
position control mode switching
Torque control mode
position control mode switching
2
3
4
6
9030
2
3
4
7
9031
2
3
4
8
9032
2
3
4
9
9033
2 3 4 A 9034
23
4
B 9035
2 3 4 C 9036
Outside the range of control mode setting
Synchronous control operation
2
33C
9020
Speed control mode continuous operation to
torque control mode switching
Continuous operation to torque control mode
speed control mode switching
Torque control mode continuous operation to
torque control mode switching
Continuous operation to torque control mode
torque control mode switching
Continuous operation to torque control mode
position control mode switching
2
34D
9037
2 3 4 E 9038
2 3 4 F 9039
2 3 5 0 9040
2 3 5 1 9041
2 3 5 2 9042
Note: If a start signal is issued against an operating axis, a record relating to this event may be output before a record
relating to an earlier start signal is output.