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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 60 | jimmy | 1 | #ifndef timebase_h_ |
| 2 | #define timebase_h_ |
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| 3 | |||
| 4 | |||
| 5 | /*----------------------------------------------------------------------------- |
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| 6 | * Includes |
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| 7 | *---------------------------------------------------------------------------*/ |
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| 8 | #include <inttypes.h> |
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| 9 | |||
| 10 | |||
| 11 | /*----------------------------------------------------------------------------- |
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| 12 | * Defines |
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| 13 | *---------------------------------------------------------------------------*/ |
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| 14 | #define TIMEBASE_PRESCALE (64) |
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| 15 | #define TIMEBASE_HITS_PER_1MS (F_OSC/TIMEBASE_PRESCALE/1000) |
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| 219 | arune | 16 | |
| 17 | #if TIMEBASE_HITS_PER_1MS > 255 |
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| 18 | #undef TIMEBASE_PRESCALE |
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| 19 | #define TIMEBASE_PRESCALE (256) |
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| 20 | #undef TIMEBASE_HITS_PER_1MS |
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| 21 | #define TIMEBASE_HITS_PER_1MS (F_OSC/TIMEBASE_PRESCALE/1000) // behöver denna definieras om ifall prescalern definierats om? |
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| 22 | #endif |
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| 23 | |||
| 60 | jimmy | 24 | #define TIMEBASE_RELOAD ((uint8_t)(0xff-TIMEBASE_HITS_PER_1MS+1)) |
| 25 | |||
| 26 | |||
| 27 | /*----------------------------------------------------------------------------- |
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| 28 | * Public Function Prototypes |
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| 29 | *---------------------------------------------------------------------------*/ |
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| 127 | jimmy | 30 | void Timebase_Init(void); |
| 31 | uint32_t Timebase_CurrentTime(void); |
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| 32 | uint32_t Timebase_PassedTimeMillis(uint32_t t0); |
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| 60 | jimmy | 33 | |
| 34 | |||
| 35 | #endif |