Inverting The Sign Of Single-Precision Real Number - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

Inverting the sign of single-precision real number

ENEG(P)
RnPCPU RnPCPU
RnCPU RnENCPU
(Process) (Redundant)
These instructions invert the sign of single-precision real number data.
Ladder
(d)
FBD/LD
EN ENO
d
■Execution condition
Instruction
ENEG
ENEGP
Setting data
■Description, range, data type
Operand Description
(d) Start device containing the single-precision real number
data subject to sign inversion
EN Execution condition
ENO Execution result
■Applicable devices
Operand Bit
X, Y, M, L, J\
SM, F, B, SB,
FX, FY
 
(d)
Processing details
• These instructions invert the sign of the single-precision real number in the device specified by (d) and store the inverted
data in the device specified by (d).
(d)+1 (d)
1.2345
Single-precision real number
• The instructions are used to invert positive and negative signs.
Operation error
Error code Description
(SD0)
The value input to (d) is -0, a subnormal number, NaN (not a number), or .
3402H
RnSFCPU RnSFCPU
(Standard) (Safety)
Execution condition
Word
T, ST, C, D, W, U\G, J\,
SD, SW, FD, R, U3E\(H)G
ZR, RD
 
(d)+1 (d)
-1.2345
Single-precision real number
ST
ENO:=ENEG(EN,d);
ENO:=ENEGP(EN,d);
Range Data type

Single-precision real
number

Bit

Bit
Double word Indirect
Z LT, LST, LZ
LC
  
7 APPLICATION INSTRUCTIONS
Data type (label)
ANYREAL_32
BOOL
BOOL
Constant Others
specification
K, H E $
    
7.9 Real Number Instructions
7
767