Simplified Segment Directives

Important Notice

The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.

   ◄Directives►  ◄Contents►  ◄Index►
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Mnemonic       Description
.MODEL         Defines basic attributes of the module, such as memory model
.STARTUP       Declares start address and initializes registers
.EXIT          Generates code to exit from program
.CODE          Starts a code segment
.STACK         Defines stack and optionally gives size of stack
.DATA          Starts a near-data segment
.DATA?         Starts a near-data segment for uninitialized data
.CONST         Starts a near-data segment for constant data
.FARDATA       Starts a far-data segment
.FARDATA?      Starts a far-data segment for uninitialized data
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