Mitsubishi MELSEC-Q Series User Manual page 263

8
STARTING UP THE MULTIPLE CPU SYSTEM
(2) Example of bit & word data transmission from CPU No. 1 to No. 2
Program example
Program by which bit and word data are sent from CPU No. 1 to CPU No. 2
CPU No. 1
Transmission
instruction
CPU No. 2
SM400
CPU No.1
Normally ON
transmission
(bit)
Diagram 8.13 Program example for sending bit and word data from CPU No. 1 to CPU No. 2
8.3.1 Program examples for the Basic model QCPU, High Performance model QCPU and Process CPU
Table8.1 Auto refresh devices used in each CPU module
Auto refresh devices used in CPU No. 1
M0
D0,D1
8.3 Communication program examples using auto refresh
Auto refresh devices used in CPU No. 2
M0
D0,D1
CPU No.1
transmission
(word)
1
2
3
CPU No.1
transmission
(bit)
CPU No.1
transmission
4
(word)
CPU No.2
reception
(bit)
5
CPU No.2
reception
(word)
6
7
8
8
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