The remainder of this chapter describes each of the available Cx51 compiler
control directives listed in alphabetical order. They are divided into the
Abbreviation: Gives any abbreviations that may be substituted for the
Arguments: Describes and lists optional and required directive
Default: Shows the directive’s default setting.
μVision2 Control: Lists how to specify the directive.
Description: Provides a detailed description of the directive and how to
See Also: Names related directives.
Example: Shows you an example of how to use and, sometimes, the
effects of the directive.
Default: No Debug information is generated.
μVision2 Control: Options – Output – Debug Information
Description: The DEBUG directive instructs the compiler to include
debugging information in the object file. By default,
debugging information is excluded from the generated
Debug information is necessary for the symbolic testing of
programs. This information contains both global and local
variable definitions and their addresses, as well as function
names and their line numbers. Debug information contained
in each object module remains valid through the
Link/Locate procedure. This information may be used by
the μVision2 debugger or by any of the Intel-compatible
See Also: OBJECTEXTEND
Example: C51 SAMPLE.C DEBUG
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