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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 361 | andfri | 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 | /* Enable timer2 if you want to use as many PWM outputs as possible */ |
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| 15 | #define TIMER2 |
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| 16 | |||
| 408 | andfri | 17 | // Uncomment the following line to test the improved timebase implementation |
| 18 | //#define TIMEBASE_NEW_IMPLEMENTATION |
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| 19 | |||
| 361 | andfri | 20 | #define TIMEBASE_PRESCALE (64) |
| 21 | #define TIMEBASE_HITS_PER_1MS (F_CPU/TIMEBASE_PRESCALE/1000) |
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| 22 | |||
| 23 | #if TIMEBASE_HITS_PER_1MS > 255 |
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| 24 | #undef TIMEBASE_PRESCALE |
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| 25 | #define TIMEBASE_PRESCALE (256) |
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| 26 | #undef TIMEBASE_HITS_PER_1MS |
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| 27 | #define TIMEBASE_HITS_PER_1MS (F_CPU/TIMEBASE_PRESCALE/1000) // behöver denna definieras om ifall prescalern definierats om? |
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| 28 | #endif |
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| 29 | |||
| 30 | #define TIMEBASE_RELOAD ((uint8_t)(0xff-TIMEBASE_HITS_PER_1MS+1)) |
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| 31 | |||
| 32 | |||
| 33 | /*----------------------------------------------------------------------------- |
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| 34 | * Public Function Prototypes |
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| 35 | *---------------------------------------------------------------------------*/ |
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| 36 | void Timebase_Init(void); |
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| 37 | uint32_t Timebase_CurrentTime(void); |
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| 38 | uint32_t Timebase_PassedTimeMillis(uint32_t t0); |
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| 39 | |||
| 40 | |||
| 41 | #endif |