11 PROCESS CONTROL INSTRUCTIONS
11.3 Control Operation Instructions
1289
11
The S.LLAG instruction performs the following operations.
Condition BW (output value)
e1 = 0
However, BW = 0 when T+T = 0.
e1 = 1 BW = E1 (The input value is output as is.)
Error code
(SD0)
Description
3400H An invalid operation (such as division by zero) is performed.
3402H The value specified by (s1), (d1), (s2), or (d2) is a subnormal number or NaN (not a number).
3403H An overflow has occurred.
3405H Lag time (T
1
) < 0 or lead time (T
2
) < 0
The execution cycle (T) setting is less than 0.
BW=
×{T
2
×(E1-E1
n-1
)+T
1
×Last BW value+©T×E1}
T
1
+©T
1
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