output_limit.h File Reference

Library for output limiting (PWM for example) More...

#include <stdint.h>
#include <stdbool.h>

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Classes
struct	output_limit_t

Macros
#define	INIT_TIME_US   50000
#define	RAMP_TIME_US   500000

Enumerations
enum	output_limit_state { OUTPUT_LIMIT_STATE_OFF = 0, OUTPUT_LIMIT_STATE_INIT, OUTPUT_LIMIT_STATE_RAMP, OUTPUT_LIMIT_STATE_ON }

Functions
__EXPORT void	output_limit_init (output_limit_t *limit)
__EXPORT void	output_limit_calc (const bool armed, const bool pre_armed, const unsigned num_channels, const uint16_t reverse_mask, const uint16_t *disarmed_output, const uint16_t *min_output, const uint16_t *max_output, const float *output, uint16_t *effective_output, output_limit_t *limit)

Detailed Description

Library for output limiting (PWM for example)

Author

Julian Oes julia.nosp@m.n@px.nosp@m.4.io

Definition in file output_limit.h.

Macro Definition Documentation

INIT_TIME_US

#define INIT_TIME_US   50000

Definition at line 53 of file output_limit.h.

Referenced by MixerTest::mixerTest(), and output_limit_calc().

RAMP_TIME_US

#define RAMP_TIME_US   500000

Definition at line 57 of file output_limit.h.

Referenced by MixerTest::mixerTest(), and output_limit_calc().

Enumeration Type Documentation

output_limit_state

enum output_limit_state

Enumerator
OUTPUT_LIMIT_STATE_OFF
OUTPUT_LIMIT_STATE_INIT
OUTPUT_LIMIT_STATE_RAMP
OUTPUT_LIMIT_STATE_ON

Definition at line 59 of file output_limit.h.

Function Documentation

output_limit_calc()

__EXPORT void output_limit_calc	(	const bool	armed,
		const bool	pre_armed,
		const unsigned	num_channels,
		const uint16_t	reverse_mask,
		const uint16_t *	disarmed_output,
		const uint16_t *	min_output,
		const uint16_t *	max_output,
		const float *	output,
		uint16_t *	effective_output,
		output_limit_t *	limit
	)

Definition at line 51 of file output_limit.cpp.

References disarmed, hrt_absolute_time(), hrt_abstime, hrt_elapsed_time(), INIT_TIME_US, OUTPUT_LIMIT_STATE_INIT, OUTPUT_LIMIT_STATE_OFF, OUTPUT_LIMIT_STATE_ON, OUTPUT_LIMIT_STATE_RAMP, PROGRESS_INT_SCALING, RAMP_TIME_US, output_limit_t::ramp_up, output_limit_t::state, and output_limit_t::time_armed.

Referenced by mixer_tick(), MixerTest::mixerTest(), linux_pwm_out::task_main(), snapdragon_pwm::task_main(), and MixingOutput::update().

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output_limit_init()

__EXPORT void output_limit_init

(

output_limit_t *

limit

)

Definition at line 44 of file output_limit.cpp.

References OUTPUT_LIMIT_STATE_INIT, output_limit_t::ramp_up, output_limit_t::state, and output_limit_t::time_armed.

Referenced by MixerTest::mixerTest(), MixingOutput::MixingOutput(), linux_pwm_out::task_main(), snapdragon_pwm::task_main(), and user_start().

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