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Added SELECT/CASE/DEFAULT to documentation

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Curtis F Kaylor 2018-02-05 22:40:00 -05:00
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C02 for C programmers C02 for C programmers
TYPES TYPES
C02 only supports one data type: unsigned char. C02 only supports one data type: unsigned char.
POINTERS POINTERS
C02 does not support pointer type variables or parameters. However, the C02 does not support pointer type variables or parameters. However, the
address-of operator may be used in function calls. address-of operator may be used in function calls and the inline
statement.
DECLARATIONS
DECLARATIONS
Variable and function names may be no more than six characters in length.
Multiple variable declarations separated by commas are allowed. Variable and function names may be no more than six characters in length.
Multiple variable declarations separated by commas are allowed.
A variable in a declaration may be initialized by following it with an
equal sign and a constant, however this declaration is done at compile A variable in a declaration may be initialized by following it with an
time, so no re-initialization will occur during code execution. equal sign and a constant, however this declaration is done at compile
time, so no re-initialization will occur during code execution.
Array declarations using bracket syntax specify the upper bound, rather
than the array size. Therefore, the array will be allocated with one more Array declarations using bracket syntax specify the upper bound, rather
element than the specified number. than the array size. Therefore, the array will be allocated with one more
element than the specified number.
EXPRESSIONS
EXPRESSIONS
C02 supports the addition, subtraction, bitwise-and, bitwise-or, and
exclusive-or operators. The multiplication, division, and binary shift C02 supports the addition, subtraction, bitwise-and, bitwise-or, and
operators are not supported. These can be implemented through functions. exclusive-or operators. The multiplication, division, and binary shift
operators are not supported. These can be implemented through functions.
STATEMENTS
Instead of the switch statement, C02 uses the select statement. The
select statement works almost identically to the switch statement except
that case blocks do not fall through and the break statement does not
exit a case block.