Omron CJ - INSTRUCTIONS

1. Basic Understanding of Instructions
1-3 Data Formats
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CS/CJ/NSJ Series Instructions Reference Manual (W474)
1-3 Data Formats
The following table shows the data formats that the CJ Series can handle.
Data type Data format Decimal 4-digit
hexadecimal
Unsigned
binary
&0 to
&65535
#0000 to
#FFFF
Signed
binary
The data is treated as signed binary 16-bit data using the leftmost bit as the
sign bit. The value is expressed in 4-digit hexadecimal.
Positive numbers: If the leftmost bit is OFF, it indicates a non-negative value.
For 4-digit hexadecimal, the value will be 0000 to 7FFF hex.
Negative numbers: If the leftmost bit is ON, it indicates a negative value. For
4-digit hexadecimal, the value be 8000 to FFFF hex and it will be expressed
as the 2's complement of the absolute value of the negative value (decimal).
0 to −32768
0 to +32767
Negative:
#8000 to
#FFFF
Positive:
#0000 to #7FFF
BCD
(binary
coded
decimal)
#0 to #9999 #0000 to #9999
1415 13 11 12 10 8976 35210
2
14
2
15
2
13
2
11
2
12
2
10
2
8
2
9
2
7
2
6
2
3
2
5
2
2
2
1
2
0
4
2
4
32768 16384 8192 4096 2048 1024 512 256 128 64 32 16 8 4 2 1
2
2
2
3
2
1
2
3
2
0
2
2
2
0
2
1
2
3
2
2
2
3
2
1
2
2
2
1
2
0
2
0
Hex
Decimal
Binary
1415 13 11 12 10 8976 35 210
2
14
2
15
2
13
2
11
2
12
2
10
2
8
2
9
2
7
2
6
2
3
2
5
2
2
2
1
2
0
4
2
4
-32768 1638 8192 4096 2048 1024 512 256 128 64 32 16 8 4 2 1
2
2
2
3
2
1
2
3
2
0
2
2
2
0
2
1
2
3
2
2
2
3
2
1
2
2
2
1
2
0
2
0
Sign bit: 0: Positive, 1: Negative
Binary
Decimal
Hex
1415 13 1112 10 8976 35210
2
2
2
3
2
1
2
3
2
0
2
2
2
0
2
1
2
3
2
2
2
3
2
1
2
2
2
1
2
0
4
2
0
Decimal
0 to 9
0 to 9
0 to 9
Binary
0 to 9