pwm.h File Reference

Low-level PWM peripheral driver interface definitions. More...

Detailed Description

Low-level PWM peripheral driver interface definitions.

Author

Hauke Petersen hauke.nosp@m..pet.nosp@m.ersen.nosp@m.@fu-.nosp@m.berli.nosp@m.n.de

Definition in file pwm.h.

#include <stdint.h>
#include <limits.h>
#include "periph_cpu.h"
#include "periph_conf.h"

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Macros
#define	PWM_DEV(x)   (x)
	Default PWM access macro.
#define	PWM_UNDEF   (UINT_FAST8_MAX)
	Default PWM undefined value.

Typedefs
typedef uint_fast8_t	pwm_t
	Default PWM type definition.

Enumerations
enum	pwm_mode_t { PWM_LEFT , PWM_RIGHT , PWM_CENTER }
	Default PWM mode definition. More...

Functions
uint32_t	pwm_init (pwm_t dev, pwm_mode_t mode, uint32_t freq, uint16_t res)
	Initialize a PWM device.
uint8_t	pwm_channels (pwm_t dev)
	Get the number of available channels.
void	pwm_set (pwm_t dev, uint8_t channel, uint16_t value)
	Set the duty-cycle for a given channel of the given PWM device.
void	pwm_poweron (pwm_t dev)
	Resume PWM generation on the given device.
void	pwm_poweroff (pwm_t dev)
	Stop PWM generation on the given device.