Mitsubishi Electric Q172CPU, Programming Manual

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3 COMMUNICATION BETWEEN THE PLC CPU AND THE MOTION CPU IN
THE MULTIPLE CPU SYSTEM
1) PLC CPU (1 module) + Motion CPU (1 module)
The outline operation and the automatic refresh setting are shown
below.
M0
M0
M2000
M3055
M3072
M3839
M4000
M8191
M4319
M4400
M4719
M4720
D0
D640
D758
D8191
D1536
D1632
D0
D118
D758
D8191
D854
D1632
M768
M8191
M1824
M2144
M2464
CPU No.1 (PLC CPU)
Internal relays
Command device for
the Motion CPU
(768 points)
Monitor device for
the Motion CPU
(1056 points)
Command device for
the Motion CPU
(320 points)
Monitor device for
the Motion CPU
(320 points)
Data registers
Command device for
the Motion CPU
(118 points)
Monitor device for
the Motion CPU
(640 points)
Command device for
the Motion CPU
(96 points)
Monitor device for
the Motion CPU
(778 points)
CPU No.2 (Motion CPU)
Internal relays
Monitor device
(1056 points)
Command device
(768 points)
Monitor device
(320 points)
Command device
(320 points)
Data registers
Command device
(118 points)
Monitor device
(640 points)
Command device
(96 points)
Monitor device
(778 points)
•
Automatic refresh setting 1
PLC CPU (CPU No.1) Motion CPU (CPU No.2)
Send range for each CPU CPU side device Send range for each CPU CPU side device
CPU share memory G Dev. starting M0 CPU share memory G Dev. starting
*
CPU
Point Start End Start End
CPU
Point Start End Start End
No.1 48 M0 M767 No.1 48 M3072 M3839
No.2 66 M768 M1823 No.2 66 M2000 M3055
No.3 No.3
No.4 No.4
•
Automatic refresh setting 2
PLC CPU (CPU No.1) Motion CPU (CPU No.2)
Send range for each CPU CPU side device Send range for each CPU CPU side device
CPU share memory G Dev. starting D0 CPU share memory G Dev. starting
*
CPU
Point Start End Start End
CPU
Point Start End Start End
No.1 118 D0 D117 No.1 118 D640 D757
No.2 640 D118 D757 No.2 640 D0 D639
No.3 No.3
No.4 No.4