Mitsubishi Electric Q172CPU Programming Manual page 614

APPENDICES
No.
1 PLC ready flag
2 All axes servo ON command
JOG operation simultaneous start
3
4 Manual pulse generator 1 enable flag
5 Manual pulse generator 2 enable flag
6 Manual pulse generator 3 enable flag
The data executed later becomes valid when the same device is executed in the Motion program
and PLC program.
Explanation of the request register
Function
(Note-1) : The range of axis No.1 to 8 is valid in the Q172CPU(N).
(Note-2) : Device area of 9 axes or more is unusable in the Q172CPU(N).
(Note-3) : Handling of D704 to D708 and D755 to D757 registers
Because cannot be turn on/off for every bit from the PLC CPU, the above bit
devices are assigned to D register, and each bit device becomes on with the
lowest rank bit 0
1 0.
Use it when the above functions are requested from the PLC CPU using the
S(P).DDRD and S(P).DDWR instruction.
(Note-4) : It can also be ordered the device of a remark column.
Bit device
M2000
M2042
M2048
M2051
M2052
M2053
1 of each register, and each bit device becomes off with
CAUTION
APP - 53
Request register
D704
D706
D708
D755
D756
D757