Mitsubishi FX3G Series Programming Manual page 496

FX /FX /FX /FX
3G 3U 3GC 3UC
Programming Manual - Basic & Applied Instruction Edition
2) In the program shown below, a character string stored in D10 and later is converted into binary floating point, and
stored to D100 and D101 when X000 turns ON
X000
Operations at overflow, underflow and zero
Condition
The absolute value of the conversion
result is less than "2
The absolute value of the conversion
result is not less than "2
The conversion result is true "0".
(The mantissa part is "0".)
494
Series
FNC117
D10
DEVALP
b15 b8 b7
D10 20H(space)
2EH(.)
D11
D12 33H(3)
35H(5)
D13
2DH(-)
D14
D15 32H(2)
D16
1 2 3 4 5
Ignored.
The value of
−126
".
M8021 turns ON.
The value of
128
".
turns ON.
The zero flag M8020 turns ON.
18.5 FNC117 – EVAL / Character String to Floating Point Conversion
D100
END
b0
20H(space)
31H(1)
32H(2)
34H(4)
45H(E)
30H(0)
00H
E 0 2
Rounded.
Operation
D is the minimum value (2
D
is the maximum value (2
18 Floating Point – FNC110 to FNC139
D101 D100
1.2345E−2
−126
) of 32-bit real numbers and the borrow flag
128
) of 32-bit real numbers and the carry flag M8022