3. Instructions
474
CS/CJ/NSJ Series Instructions Reference Manual (W474)
FLT/FLTL
Applicable Program Areas
Operands
z Operand Specifications
Flags
Instruction Mnemonic Variations
Function
code
Function
16-BIT TO FLOATING FLT @FLT 452
Converts a 16-bit signed binary value to 32-bit
floating-point data and places the result in the
specified result words.
32-BIT TO FLOATING FLTL @FLTL 453
Converts a 32-bit signed binary value to 32-bit
floating-point data and places the result in the
specified result words.
Symbol
FLT FLTL
Area
Function block
definitions
Block program areas Step program areas Subroutines Interrupt tasks
SFC action or
transition programs
Usage OK OK OK OK OK OK
Operand Description
Data type Size
FLT FLTL FLT FLTL
S First source word INT DINT 1 2
R First result word REAL REAL 2 2
Area
Word addresses
Indirect DM/EM
addresses
Con-
stants
Registers
TK CF
Pulse
bits
TR
bits
CIO WR HR AR T C DM EM
@DM
@EM
*DM
*EM
DR IR
Indirect
using IR
S
OK OK OK OK OK OK OK OK OK OK
OK OK
--- OK --- --- --- ---
R --- ---
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.
S: Source word
R: First result word
FLT(452)
S
R
S: First source word
R: First result word
FLTL(453)
S
R
To Next Page
Loading...
Need help?
General
