Mitsubishi Electric MELSEC iQ-R Series - Page 712

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7 APPLICATION INSTRUCTIONS
7.9 Real Number Instructions
Processing details
• These instructions compare the single-precision real number data specified by (s1) with the single-precision real number
data specified by (s2), and according to the result (small, equal, or large), (d), (d)+1, or (d)+2 is turned on.
Operation error
Error code
(SD0)
Description
3402H The value input to (s1) and (s2) is -0, a subnormal number, NaN (not a number), or .
ECMP (s1) (s2) (d)
(d)
X0
(d)+1
(d)+2
Turns on when [(s1), (s1)+1] > [(s2), (s2)+1]
Turns on when [(s1), (s1)+1] = [(s2), (s2)+1]
Turns on when [(s1), (s1)+1] < [(s2), (s2)+1]