mirror of https://github.com/rusefi/rusefi-1.git
68 lines
1.6 KiB
C++
68 lines
1.6 KiB
C++
/**
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* @file EfiWave.h
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*
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* @date May 18, 2014
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* @author Andrey Belomutskiy, (c) 2012-2017
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*/
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#ifndef EFI_WAVE_H_
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#define EFI_WAVE_H_
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#include "engine_configuration.h"
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#define PWM_PHASE_MAX_COUNT 252
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#define PWM_PHASE_MAX_WAVE_PER_PWM 3
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/**
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* int8_t is probably less efficient then int32_t but we need
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* to reduce memory footprint
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*
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* todo: migrate to bit-array to save memory?
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* this would cost some CPU cycles. see std::vector<bool>
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*/
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typedef int8_t pin_state_t;
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/**
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* @brief PWM configuration for the specific output pin
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*/
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class single_wave_s {
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public:
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single_wave_s();
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single_wave_s(pin_state_t *pinStates);
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void init(pin_state_t *pinStates);
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pin_state_t *pinStates;
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};
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class TriggerShape;
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class multi_wave_s {
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public:
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void baseConstructor();
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multi_wave_s();
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multi_wave_s(float *st, single_wave_s *waves);
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void init(float *st, single_wave_s *waves);
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void reset(void);
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float getSwitchTime(int phaseIndex) const;
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void setSwitchTime(int phaseIndex, float value);
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void checkSwitchTimes(int size);
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int getChannelState(int channelIndex, int phaseIndex) const;
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int findAngleMatch(float angle, int size) const;
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int waveIndertionAngle(float angle, int size) const;
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/**
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* Number of signal wires
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*/
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int waveCount;
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single_wave_s *waves;
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//private:
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/**
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* values in the (0..1] range which refer to points within the period at at which pin state should be changed
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* So, in the simplest case we turn pin off at 0.3 and turn it on at 1 - that would give us a 70% duty cycle PWM
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*/
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float *switchTimes;
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};
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void checkSwitchTimes2(int size, float *switchTimes);
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#endif /* EFI_WAVE_H_ */
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