511
FX3G/FX3U/FX3GC/FX3UC Series
Programming Manual - Basic & Applied Instruction Edition
18 Floating Point – FNC110 to FNC139
18.17 FNC129 – INT / Floating Point to Integer Conversion
11
FNC30-FNC39
Rotation and
Shift
12
FNC40-FNC49
Data Operation
13
FNC50-FNC59
High-Speed
Processing
14
FMC60-FNC69
Handy
Instruction
15
FNC70-FNC79
External FX I/O
Device
16
FNC80-FNC89
External FX
Device
17
FNC100-FNC109
Data
Transfer 2
18
FNC110-FNC139
Floating Point
19
FNC140-FNC149
Data
Operation 2
20
FNC150-FNC159
Positioning
Control
Related devices
→ For the methods of zero, borrow and carry flags, refer to Subsection 6.5.2.
Caution
1. Caution in the operation
• Values after the decimal point are rounded.
Device Name Description
M8020 Zero flag Turns ON when the operation result is 0
M8021 Borrow flag Turns ON when the conversion result is cut in the decimal part.
M8022 Carry flag
Turns ON when the operation result is outside the range from −32768 to 32767
(in 16-bit operation) or from −2,147,483,648 to 2,147,483,647 (in 32-bit operation) and overflow
occurs. (The operation result is not reflected.)
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