
282
6 BASIC INSTRUCTIONS
6.5 Data Conversion Instructions
Two's complement of 16-bit binary data (sign inversion)
NEG(P)
These instructions invert the sign of the 16-bit binary data in the device specified by (d), and store the resultant data in the
device specified by (d).
Setting data
■
Descriptions, ranges, and data types
■
Applicable devices
Processing details
• These instructions invert the sign of the 16-bit binary data in the device specified by (d), and store the resultant data in the
device specified by (d).
• They are used when a positive or negative sign is to be inverted.
Precautions
Note that data is inverted in every operation cycle in a continuous operation type (NEG) instruction.
Operation error
There is no operation error.
Ladder diagram
Structured text
ENO:=NEG(EN,d);
ENO:=NEGP(EN,d);
Operand
Description
Range
Data type
Data type (label)
(d)
Head device for storing the data that performs two's
complement
-32768 to +32767
16-bit signed binary
ANY16
Operand
Bit
Word
Double word
Indirect
specification
Constant
Others
X, Y, M, L,
SM, F, B, SB
U
\G
T, ST,
C, LC
T, ST, C, D,
W, SD, SW, R
U
\G
Z
LC
LZ
K, H
E
$
(d)
(d)
1
(d)
(d)
···
b15
b0
1
0
1
1
0
0
1
0
1
1
0
0
1
0
1
0
···
b15
b0
0
1
0
0
1
1
0
1
0
0
1
1
0
1
1
0
1
0
1
1
0
0
1
0
1
1
0
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-
··· -21846
··· 21846
Before execution
Sign conversion
After execution
16 bits
Summary of Contents for MELSEC iQ-F FX5 series
Page 1: ...MELSEC iQ F FX5 Series Programming Manual Instructions Standard Functions Function Blocks ...
Page 2: ......
Page 21: ...19 PART 1 PART 1 OVERVIEW Part 1 consists of the following chapter 1 OVERVIEW ...
Page 98: ...96 4 STANDARD FUNCTIONS FUNCTION BLOCKS 4 2 Standard Function Blocks MEMO ...
Page 840: ...838 23 TIME DATA FUNCTIONS 23 4 Division MEMO ...
Page 887: ......