Omron SYSMAC CJ - REFERENCE MANUAL 08-2008

545
Conversion Instructions Section 3-12
The Error Flag will be turned ON if the ASCII data contains any characters
that are not hexadecimal digits. In this case, the instruction will not be exe-
cuted.
Note If the numerical data is 0, the Equals Flag will turn ON.
If the leftmost bit of the numerical data is 1, the Negative Flag will turn ON.
Restrictions The following restrictions apply to NUM8(605).
■ Restrictions on the CPU Unit
NUM8(605) can be used in CPU Units with unit version 4.0 or later only.
■ Restrictions on the CX-Programmer
NUM8(605) can be used in CX-Programmer version 7 or higher only.
Flags
3-12-24ASCII TO SIXTEEN-DIGIT NUMBER: NUM16(606)
Purpose Converts 16 characters of ASCII data to an 16-digit hexadecimal number.
This instruction is supported by CS/CJ-series CPU Units with unit version 4.0
or later only.
Ladder Symbol
Variations
31 32
33 34
35 36
37 38
1 2 4 3
5 6 8 7
15 8 7 0
15 8 7 11 12 3 4 0
ASCII
D
S
S+1
S+2
S+3
Hexadecimal
D+1
Name Label Operation
Error Flag ER ON if the source words contain any ASCII characters that
are not hexadecimal equivalents (0 to 9, a to f, or A to F).
OFF in all other cases.
Equals Flag = ON if the result is 0.
OFF in all other cases.
Negative Flag N ON when the leftmost bit of the source data is 1.
OFF in all other cases.
NUM16
S
D
S: ASCII tex
t
D: Number
Variations Executed Each Cycle for ON Condition NUM16(606)
Executed Once for Upward Differentiation @NUM16(606)
Executed Once for Downward Differentiation Not supported
Immediate Refreshing Specification Not supported