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STEPPER_TIMER_RATE might call a function

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This commit is contained in:
Scott Lahteine 2020-04-28 07:48:32 -05:00
parent 56e3106b63
commit 4b35ff1f07
1 changed files with 2 additions and 2 deletions
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Marlin/src/module/stepper.cpp
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@ -416,10 +416,10 @@ xyze_int8_t Stepper::count_direction{0};
#endif #endif
#define CYCLES_TO_NS(CYC) (1000UL * (CYC) / ((F_CPU) / 1000000)) #define CYCLES_TO_NS(CYC) (1000UL * (CYC) / ((F_CPU) / 1000000))
constexpr uint32_t NS_PER_PULSE_TIMER_TICK = 1000000000UL / (STEPPER_TIMER_RATE); #define NS_PER_PULSE_TIMER_TICK (1000000000UL / (STEPPER_TIMER_RATE))
// Round up when converting from ns to timer ticks // Round up when converting from ns to timer ticks
constexpr uint32_t NS_TO_PULSE_TIMER_TICKS(uint32_t NS) { return (NS + (NS_PER_PULSE_TIMER_TICK) / 2) / (NS_PER_PULSE_TIMER_TICK); } #define NS_TO_PULSE_TIMER_TICKS(NS) (((NS) + (NS_PER_PULSE_TIMER_TICK) / 2) / (NS_PER_PULSE_TIMER_TICK))
#define TIMER_SETUP_NS (CYCLES_TO_NS(TIMER_READ_ADD_AND_STORE_CYCLES)) #define TIMER_SETUP_NS (CYCLES_TO_NS(TIMER_READ_ADD_AND_STORE_CYCLES))