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Comparison Instructions (32-bit Real Numbers) - Siemens CPU 412-1 Instruction Manual

S7-400; cpu 412 series; cpu 414 series; cpu 416 series; cpu 417 series;.
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Comparison Instructions (32-Bit Real Numbers)

Comparing the 32-bit real numbers in ACCU1 and ACCU2. RLO = 1 if the condition is satisfied.
Instruc-
Instruc-
Address
Address
tion
ID
==R
ACCU2=ACCU1
<>R
ACCU20ACCU1
<R
ACCU2<ACCU1
<=R
ACCU2<=ACCU1
>R
ACCU2>ACCU1
>=R
ACCU2>=ACCU1
Status word for:
==R, <>R, <R, <=R,
>R, >=R
Instruction evaluates:
Instruction affects:
S7-400 Instruction List
A5E00267845-01
Length
Length
Description
Description
in
in
Words
1
1
1
1
1
1
BR
CC1
Yes
Comparison Instructions (32-Bit Real Numbers)
Execution Time in ms
CPU 412
CPU 414
0.1
0.06
0.1
0.06
0.1
0.06
0.1
0.06
0.1
0.06
0.1
0.06
CC0
OV
OS
Yes
Yes
Yes
CPU 416
CPU 417
0.04
0.03
0.04
0.03
0.04
0.03
0.04
0.03
0.04
0.03
0.04
0.03
OR
STA
RLO
0
Yes
Yes
/FC
1
74

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