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It is also possible to enter operators in numerical values. Table 8.2 Operators lists the operators available.
Table 8.2 Operators
Operator Priority Direction of computation
()
High From left to right
- (Unary_minus)
From right to left
∗ / %
From left to right
+ - (Binary_minus)
Low From loft to right
13.
Numerical value examples are presented below.
• 123
• 123 + 0x23
• (23/4 + 3) ∗ 2
• 100B + 0aH
Symbol
The symbols are indicated by a character string that consists of numerals, upper- and lower-case alphabetical let-
ters, _(underscore), and ?, and begins with a non-numeric character.
Example symbols are presented below.
• _TASK1
• IDLE3
Function Name
The function names are indicated by a character string that consists of numerals, upper and lower-case alpha-
betical letters,'$'(dollar) and '_'(underscore), begins with a non-numeric character, and ends with '()'.
The following shows an example of a function name written in the C language.
• main()
• func()
When written in the assembly language, the start label of a module is assumed to be a function name.
Frequency
The frequency is indicated by a character string that consist of numerals and . (period), and ends with MHz. The
numerical values are significant up to six decimal places. Also note that the frequency can be entered using de-
cimal numbers only.
Frequency entry examples are presented below.
• 16MHz
• 8.1234MHz
It is also well to remember that the frequency must not begin with . (period).
Time
The time is indicated by a character string that consists of numerals and . (period), and ends with ms. The time
values are effective up to three decimal places when the character string is terminated with ms. Also note that the