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599
Floating-point Math Instructions
Section 3-15
Example conversions:
A signed binary value of 3 is converted to 3.0.
A signed binary value of –3 is converted to –3.0.
Flags
Precautions
The content of S must contain signed binary data with a (decimal) value in the
range of –32,768 to 32,767.
3-15-4 32-BIT TO FLOATING: FLTL(453)
Purpose
Converts a 32-bit signed binary value to 32-bit floating-point data and places
the result in the specified result words.
Ladder Symbol
Variations
Applicable Program Areas
Operand Specifications
Name
Label
Operation
Error Flag
ER
OFF
Equals Flag
=
ON if both the exponent and mantissa of the result are 0.
OFF in all other cases.
Negative Flag
N
ON if the result is negative.
OFF in all other cases.
FLTL(453)
S
R
S
: First source word
R
: First result word
Variations
Executed Each Cycle for ON Condition
FLTL(453)
Executed Once for Upward Differentiation
@FLTL(453)
Executed Once for Downward Differentiation Not supported.
Immediate Refreshing Specification
Not supported.
Block program areas
Step program areas
Subroutines
Interrupt tasks
OK
OK
OK
OK
Area
S
R
CIO Area
CIO 0000 to CIO 6142
Work Area
W000 to W510
Holding Bit Area
H000 to H510
Auxiliary Bit Area
A000 to A958
A448 to A958
Timer Area
T0000 to T4094
Counter Area
C0000 to C4094
DM Area
D00000 to D32766
EM Area without bank
E00000 to E32766
EM Area with bank
En_00000 to En_32766
(n = 0 to C)
Indirect DM/EM
addresses in binary
@ D00000 to @ D32767
@ E00000 to @ E32767
@ En_00000 to @ En_32767
(n = 0 to C)
Содержание SYSMAC CS Series
Страница 2: ......
Страница 4: ...iv ...
Страница 30: ...xxx ...
Страница 186: ...146 List of Instructions by Function Code Section 2 4 ...
Страница 194: ...154 3 35 4 MOVE BIT MOVBC 568 1273 3 35 5 BIT COUNTER BCNTC 621 1275 3 35 6 GET VARIABLE ID GETID 286 1277 ...
Страница 1320: ...1280 Model Conversion Instructions Unit Ver 3 0 or Later Section 3 35 ...
Страница 1390: ...1350 CJ series Instruction Execution Times and Number of Steps Section 4 2 ...
Страница 1391: ...1351 Appendix A ASCII Code Table ASCII SP Four leftmost bits Four rightmost bits ...
Страница 1392: ...1352 ASCII Code Table Appendix A ...
Страница 1404: ...1364 Revision History ...