Omron CS1W-MCH71 -, Руководство по эксплуатации

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362
Command Details
Section 6-3
Simple Arithmetic
Operations (+,
−
, *, /,
%, ^)
This command executes the specified simple arithmetic operations.
Command type +,
−
, *, /, %, and ^: Not executed as an independent command (no type).
Format <First term> = <Second term> Operator <Third term>;
Ex: #MF1000 = # #MF0012;
Operand
Note Both immediate values and variables can use the values within the ranges
defined for each type.
• Integer immediate value:
−
2147483648 to 2147483647
• Decimal immediate value:
−
2147483648. to 2147483647.
• Bit type: 0, 1
• Word type:
−
32768 to 32767
• Long word type:
−
2147483648 to 2147483647
• Real number type:
±
(1.175E-38 to 3.402E+38), 0
• Indirect specification type: 0 to 10239
Description • The following operators are used in operations.
• If the types are different on both sides, the type on the right is converted
to that of the left.
• If the value on the right side cannot be stored in the left side, the alarm
[2005h: Operation overflow] will occur.
Operand Setting range Decimal Variable specification INC/ ABL
influ-
ence
Bit Word Long
word
Real
number
Indirect
specifi-
cation
First term Variable No No Yes Yes Yes No No
Second term Operation
numerical value
range (See
note.) Yes No Yes Yes Yes Yes No
Third term Operation
numerical value
range (See
note.) Yes No Yes Yes Yes Yes No
Operator Function Description
+ Add Adds the 2nd and 3rd terms, and assigns the result
to the 1st term.
−
Subtract Subtracts the 3rd term from the 2nd, and assigns the
result to the 1st term.
* Multiply Multiplies the 2nd and 3rd terms, and assigns the
result to the 1st term.
/ Divide Divides the 2nd term by the 3rd, and assigns the
result for the 1st term.
% Reminder Remainder from the division of the 2nd term by the
3rd is assigned to the 1st term.
^ Exponent Raises the 2nd and the 3rd terms, and assigns the
result for the 1st.