ULA replacement firmware: timer.h Source File

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00001 /*@{*//*@}*/
00009 
00010 #ifndef TIMER_H
00011 #define TIMER_H
00012 
00013 #ifdef EXPORT
00014   #define EXTERN
00015 #else
00016   #define EXTERN extern
00017 #endif
00018 
00019 /******************************************************************************/
00020 /* Constants (#define)                *//*@{*/
00021 
00023 #define NO_TICK   0U
00024 
00026 #define TICK128   1U
00027 
00029 #define TICK256   2U
00030 
00032 #define TICK512   4U
00033 
00035 #define TICK1024  8U
00036 
00037 /* End: define Constants                                                *//*@}*/
00038 /******************************************************************************/
00039 
00040 /******************************************************************************/
00041 /* Macro definitions (#define)           *//*@{*/
00042 
00044 #define TIMER_IS_TICK128()   ((timer_GetTicks() & TICK128)  != NO_TICK)
00045 
00047 #define TIMER_IS_TICK256()   ((timer_GetTicks() & TICK256)  != NO_TICK)
00048 
00050 #define TIMER_IS_TICK512()   ((timer_GetTicks() & TICK512)  != NO_TICK)
00051 
00053 #define TIMER_IS_TICK1024()  ((timer_GetTicks() & TICK1024) != NO_TICK)
00054 
00055 /* End: Macro definitions (#define)                                     *//*@}*/
00056 /******************************************************************************/
00057 
00058 /******************************************************************************/
00059 /* Basic types (typedef)                 *//*@{*/
00060 /* End: Basic types (typedef)                                           *//*@}*/
00061 /******************************************************************************/
00062 
00063 /******************************************************************************/
00064 /* Global variables/constan.  *//*@{*/
00065 /* End: Global variables                                                *//*@}*/
00066 /******************************************************************************/
00067 
00068 /******************************************************************************/
00069 /* Prototype declarations                                                     */
00070 
00071 EXTERN void   timer_Init          (void);
00072 EXTERN UINT32 timer_GetSystemTime (void);
00073 EXTERN void   timer_LockTicks     (void);
00074 EXTERN UINT8  timer_GetTicks      (void);
00075 
00076 /* End: Prototype declarations                                                */
00077 /******************************************************************************/
00078 
00079 #undef EXTERN
00080 #endif /* TIMER_H */
00081 
00082 /**** Last line of code                                                    ****/