Mitsubishi Melsec-L Series User Manual page 388

App. - 59
(b) Data communication using the nonprocedural or bidirectional protocol
• Sending procedure
1) Write the send data to the link register W of the CPU module to write
the send data to the C24 buffer memory.
2) Issue a send request by receiving the send request (Y0/Y7).
3) After execution of the send request is completed, the transmission
normal completion (X0/X7) turns on.
APPENDIXES
App. - 59