2.2.1 C Language Standard

The MPLAB XC-DSC compiler is a fully validated tool that conforms to the ISO/IEC 9899:1990 C Programming Language Standard (referred to in this document as C90) as well the ISO/IEC 9899:1999 C Programming Language Standard (C99) for programming languages. The compiler also supports many dsPIC DSC-oriented language extensions that allow full access to the DSC device hardware capabilities, and affords fine control of the compiler's code generator.

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