Asynchronous Mode - Mitsubishi A1SJ61BT11 User Manual

15 FUNCTIONS (FUNCTION VERSION B OR LATER)

15.4.2 Asynchronous mode

END
Send
LS : Link scan
Receive Receive
No receiving
Output transmission delay (SM + LS
Sequence
scan
END
Send
Link scan
Receive
Output transmission delay (SM + LS
Performs data link without synchronizing with the sequence program. The operation
overview in the asynchronous mode is shown in Figure 15.2.
Sequence scan > link scan
1
SM : Sequence scan
END
Send
Receive
3)
Sequence scan < link scan
2
END END
Send
Send
Receive
3)
Figure 15.2 Operation overview in the asynchronous mode
END
Receive
No
receiving
Update data after completing send
END END
Send
Send
Receive
Update data after completing send
15 - 5
Send
Receive
Input transmission delay
(SM+LS 2)
END END
Send
Send
Receive
Input transmission delay
(SM+LS 2)
MELSEC-A
END
Send
Receive
END END
Send Send
Receive