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| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2009-06-01 20:54:39 +0000 |
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| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2009-06-01 20:54:39 +0000 |
| commit | 4a4940c5b1a87c2b9541a6015dc121f27cef72b4 (patch) | |
| tree | fcd310e5d9d99ca20bf7cde319fa5d22ebcb0e5b /docs/src | |
| parent | 6d9146901cd9503180ec272f5b3af12e08553277 (diff) | |
| download | ChibiOS-4a4940c5b1a87c2b9541a6015dc121f27cef72b4.tar.gz ChibiOS-4a4940c5b1a87c2b9541a6015dc121f27cef72b4.tar.bz2 ChibiOS-4a4940c5b1a87c2b9541a6015dc121f27cef72b4.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1008 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'docs/src')
| -rw-r--r-- | docs/src/main.dox | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/docs/src/main.dox b/docs/src/main.dox index f38920462..6eda34beb 100644 --- a/docs/src/main.dox +++ b/docs/src/main.dox @@ -360,11 +360,14 @@ * @details This module defines an abstract interface for digital I/O ports.
* Note that no code is present, I/O ports are just a set of macros that must
* be implemented by an @ref IOPortsLLD.<br>
+ * This system has the advantage to make the access to I/O ports platform
+ * independent from the implementation logic.<br>
* Currently the I/O ports interface does not handle physical port programming
* like direction, pull up/down resistors etc. The interface only allows input
- * and output operations but this may change in future releases.
- * This system has the advantage to make the access to I/O ports platform
- * independent from the implementation logic.
+ * and output operations but this may change in future releases.<br>
+ * Note that the @ref IOPortsLLD may also offer non standard macro and
+ * functions in order to support specific features but, of course, the use of
+ * such interfaces would not be portable.
*
* <h2>Implementation Rules</h2>
* In implementing an @ref IOPortsLLD there are some rules/behaviors that
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