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set the tolerance to 5% if NO_SYSTICK is enabled #7070

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Merged
merged 1 commit into from
Jun 4, 2018
Merged

set the tolerance to 5% if NO_SYSTICK is enabled #7070

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12 changes: 9 additions & 3 deletions TESTS/mbed_drivers/timer/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -45,9 +45,15 @@ extern uint32_t SystemCoreClock;
* 1000 ms delay: tolerance = 20500 us
*
* */
#define DELTA_US(delay_ms) (500 + (delay_ms) * US_PER_MSEC / 50)
#define DELTA_MS(delay_ms) (1 + ((delay_ms) * US_PER_MSEC / 50 / US_PER_MSEC))
#define DELTA_S(delay_ms) (0.000500f + (((float)(delay_ms)) / MSEC_PER_SEC / 50))
#ifdef NO_SYSTICK
#define TOLERANCE 5
#else
#define TOLERANCE 2
#endif

#define DELTA_US(delay_ms) (500 + (delay_ms) * US_PER_MSEC * TOLERANCE / 100)
#define DELTA_MS(delay_ms) (1 + (delay_ms) * TOLERANCE / 100)
#define DELTA_S(delay_ms) (0.000500f + ((float)(delay_ms)) * ((float)(TOLERANCE) / 100.f) / MSEC_PER_SEC)

#define TICKER_FREQ_1MHZ 1000000
#define TICKER_BITS 32
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