+ *#* Revision 1.35 2007/01/27 20:47:12 batt
+ *#* Add clear status.
+ *#*
+ *#* Revision 1.34 2006/11/20 15:07:40 batt
+ *#* Revert unneeded locked functions.
+ *#*
+ *#* Revision 1.33 2006/11/17 17:03:58 batt
+ *#* Implement ser_setstatus and ser_getstatus as functions to avoid race conditions.
+ *#*
+ *#* Revision 1.32 2006/11/17 16:01:12 batt
+ *#* Serial status MUST be volatile.
+ *#*
+ *#* Revision 1.31 2006/09/13 18:22:48 bernie
+ *#* Typo.
+ *#*
+ *#* Revision 1.30 2006/09/13 18:21:23 bernie
+ *#* Add configurable SPI pin mapping.
+ *#*
+ *#* Revision 1.29 2006/09/13 13:59:11 bernie
+ *#* Documentation fixes.
+ *#*
+ *#* Revision 1.28 2006/07/21 10:58:00 batt
+ *#* Use timer_clock() instead of obsolete timer_ticks().
+ *#*