Flt/Fltl - Omron CJ - REFERENCE MANUAL 02-2010 Reference Manual

3. Instructions

FLT/FLTL

Instruction
16-BIT TO FLOATING
32-BIT TO FLOATING
Symbol
Applicable Program Areas
Function block
Area
definitions
Usage OK
Operands
Operand
S First source word
R First result word
Operand Specifications
Word addresses
Area
CIO WR HR
S
OK OK OK
R
Flags
Name
Error Flag
Equals Flag
Negative Flag
472
Mnemonic Variations
FLT @FLT
FLTL @FLTL
FLT
FLT(452)
S: Source word
S
R: First result word
R
Block program areas Step program areas
OK OK
Description
AR T C DM EM
OK OK OK OK OK
Label
ER OFF
= • ON if both the exponent and mantissa of the result are 0.
• OFF in all other cases.
N • ON if the result is negative.
• OFF in all other cases.
Function
code
Converts a 16-bit signed binary value to 32-bit
452 floating-point data and places the result in the
specified result words.
Converts a 32-bit signed binary value to 32-bit
453 floating-point data and places the result in the
specified result words.
Subroutines
OK
Data type
FLT
INT
REAL
Indirect DM/EM
addresses
Con-
stants
@DM *DM
DR
@EM *EM
OK OK
OK OK
--- ---
Operation
CS/CJ/NSJ Series Instructions Reference Manual (W474)
Function
FLTL
FLTL(453)
S: First source word
S
R: First result word
R
SFC action or
Interrupt tasks
transition programs
OK OK
Size
FLTL FLT
DINT 1
REAL 2
Registers
Pulse
TK CF
bits
Indirect
IR
using IR
--- OK --- ---
FLTL
2
2
TR
bits
--- ---