Detailed description
2.12 Block descriptions
Power Line Basic PLC Program (P3)
2-188 Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
Signal I/O Type Value range Remarks
StartErr Q Bool 1 = Interrupt number not allocated
Ref I/O Word Global variable (MW,
DBW,..)
1 word per FC 9 (for internal use)
Timing diagram
6WDUW
$FWLY
'RQH
(UURU
(1) Activation of function
(2) ASUP active
(3) Positive acknowledgment: ASUB ended
(4) Reset function activation after receipt of acknowledgment
(5) Signal change by means of FB
(6) If function activation is reset prior to receipt of acknowledgment, the output signals are not
updated without the operational sequence of the activated function being affected.
(7) Negative acknowledgment: Error has occurred
Call example
CALL FC 9 ( //Start an asynchronous subroutine
//in channel 1 interrupt number 1
Start := I 45.7,
ChanNo := 1,
IntNo := 1,
Active := M 204.0,
Done := M204.1,
Error := M 204.4,
StartErr := M 204.5,
Ref := MW 200);
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