ARM Technical Support Knowledge Articles

SUPPORT FOR THE 515C EIGHT DATA POINTERS

Applies to: C51 C Compiler

Answer


Information in this article applies to:


QUESTION

How can we make the compiler use the 8 Data Pointers found on the Siemens 515C?

ANSWER

Use the compiler MOD517(NOAU) directive. The following functions will make use of the extra data pointers:

The directive may be specified in uVision using the following steps:

  1. Choose C51 Compiler from the Options menu
  2. Click on the Chip tab
  3. From the drop-down list choose '8: Siemens (MOD517)' Make sure the option to use the 80C517 Arithmetic Processor is unchecked.

MORE INFORMATION

Article last edited on: 2005-07-15 12:53:43

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