A-79
Appendices
CJ2 CPU Unit Software User’s Manual
A-1 Instruction Functions
App
A-1-35 Special Function Block Instructions
STEP DEAC-
TIVATE
SE
@SE
785 Makes the specified step of subchart inactive to end execution of
the actions.
Output Required
READ SET
TIMER
TSR
@TSR
780 The present value of the Step Time specified by S is stored start-
ing at D.
Output Required
SET STEP
TIMER
TSW
@TSW
781 The present value of the Step Timer specified by S is changed to
the value specified starting at D.
Output Required
SFC ON SFCON 789 Restarts execution of an SFC task that was ended or paused
using one of the other SFC Task Control Instructions.
Output Required
SFC OFF SFCOFF 790 Ends execution of an SFC task. The status of all outputs is held.
When execution of the SFC task is restarted, it is executed from
the initial step.
Output Required
SFC PAUSE
WITH
RESET
SFCPR 793 Pauses execution of an SFC task. The status of all outputs is
reset.
Output Required
SFC PAUSE
WITH NO
RESET
SFCPRN 791 Pauses execution of an SFC task. The status of all outputs is held. Output Required
Instruction Mnemonic Code Symbol/Operand Function Location
Execution
condition
SE(784)
D
TSR(780)
S
D
TSW(781)
S
D
SFCON(789)
N
N: SFC task
number
SFCOFF(790)
N
N: SFC task
number
SFCPR(793)
N
N: SFC task
number
SFCPRN(791)
N
N: SFC task
number