mira_pwm.h File Reference

MiraOS PWM driver. More...

#include <stdint.h>

Go to the source code of this file.

Enumerations
enum	MiraPwmChannel { MIRA_PWM_A = 0, MIRA_PWM_B = 1 }
	Supported PWM channels. More...
enum	MiraPwmMode { MIRA_PWM_NORMAL = 0, MIRA_PWM_INVERT = 1 }
	Supported PWM modes. More...

Functions
void	mira_pwm_init (MiraPwmChannel channel, MiraPwmMode mode, uint32_t period_counts, uint32_t active_counts)
	Initialize the PWM driver. More...
void	mira_pwm_set (MiraPwmChannel channel, uint32_t period_counts, uint32_t active_counts)
	Updates PWM for a channel. More...
void	mira_pwm_start (MiraPwmChannel channel)
	Start the PWM channel. More...
void	mira_pwm_stop (MiraPwmChannel channel)
	Stop the PWM channel. More...

Detailed Description

MiraOS PWM driver.

Author

LumenRadio AB

Date

17 Jan 2016 The MiraOS library provides functions for controlling the Mira radio module, sending/receiving messages, controlling peripherals, etc.

See also

http://docs.lumenrad.io/mira

Enumeration Type Documentation

enum MiraPwmChannel

Supported PWM channels.

Enumerator
MIRA_PWM_A	PWM channel A
MIRA_PWM_B	PWM channel B

enum MiraPwmMode

Supported PWM modes.

Enumerator
MIRA_PWM_NORMAL	Normal: active high
MIRA_PWM_INVERT	Inverted: active low

Function Documentation

void mira_pwm_init	(	MiraPwmChannel	channel,
		MiraPwmMode	mode,
		uint32_t	period_counts,
		uint32_t	active_counts
	)

Initialize the PWM driver.

Parameters

channel	PWM channel to set up
mode	PWM mode: normal/inverted
period_counts	Period cycle in 16MHz ticks
active_counts	Active period in 16MHz ticks

Returns

void

void mira_pwm_set	(	MiraPwmChannel	channel,
		uint32_t	period_counts,
		uint32_t	active_counts
	)

Updates PWM for a channel.

Parameters

channel	PWM channel to set up
period_counts	Period cycle in 16MHz ticks
active_counts	Active period in 16MHz ticks

Returns

void

void mira_pwm_start

(

MiraPwmChannel

channel

)

Start the PWM channel.

Parameters

channel

PWM channel to start

Returns

void

void mira_pwm_stop

(

MiraPwmChannel

channel

)

Stop the PWM channel.

Parameters

channel

PWM channel to stop

Returns

void