ChibiOS/HAL
6.1.0
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PWM Driver macros and structures. More...
#include "hal_pwm_lld.h"
Go to the source code of this file.
Macros | |
PWM output mode macros | |
#define | PWM_OUTPUT_MASK 0x0FU |
Standard output modes mask. More... | |
#define | PWM_OUTPUT_DISABLED 0x00U |
Output not driven, callback only. More... | |
#define | PWM_OUTPUT_ACTIVE_HIGH 0x01U |
Positive PWM logic, active is logic level one. More... | |
#define | PWM_OUTPUT_ACTIVE_LOW 0x02U |
Inverse PWM logic, active is logic level zero. More... | |
PWM duty cycle conversion | |
#define | PWM_FRACTION_TO_WIDTH(pwmp, denominator, numerator) |
Converts from fraction to pulse width. More... | |
#define | PWM_DEGREES_TO_WIDTH(pwmp, degrees) PWM_FRACTION_TO_WIDTH(pwmp, 36000, degrees) |
Converts from degrees to pulse width. More... | |
#define | PWM_PERCENTAGE_TO_WIDTH(pwmp, percentage) PWM_FRACTION_TO_WIDTH(pwmp, 10000, percentage) |
Converts from percentage to pulse width. More... | |
Macro Functions | |
#define | pwmChangePeriodI(pwmp, value) |
Changes the period the PWM peripheral. More... | |
#define | pwmEnableChannelI(pwmp, channel, width) |
Enables a PWM channel. More... | |
#define | pwmDisableChannelI(pwmp, channel) |
Disables a PWM channel. More... | |
#define | pwmIsChannelEnabledI(pwmp, channel) (((pwmp)->enabled & ((pwmchnmsk_t)1U << (pwmchnmsk_t)(channel))) != 0U) |
Returns a PWM channel status. More... | |
#define | pwmEnablePeriodicNotificationI(pwmp) pwm_lld_enable_periodic_notification(pwmp) |
Enables the periodic activation edge notification. More... | |
#define | pwmDisablePeriodicNotificationI(pwmp) pwm_lld_disable_periodic_notification(pwmp) |
Disables the periodic activation edge notification. More... | |
#define | pwmEnableChannelNotificationI(pwmp, channel) pwm_lld_enable_channel_notification(pwmp, channel) |
Enables a channel de-activation edge notification. More... | |
#define | pwmDisableChannelNotificationI(pwmp, channel) pwm_lld_disable_channel_notification(pwmp, channel) |
Disables a channel de-activation edge notification. More... | |
Typedefs | |
typedef struct PWMDriver | PWMDriver |
Type of a structure representing a PWM driver. More... | |
typedef void(* | pwmcallback_t) (PWMDriver *pwmp) |
Type of a PWM notification callback. More... | |
Enumerations |
Functions | |
void | pwmInit (void) |
PWM Driver initialization. More... | |
void | pwmObjectInit (PWMDriver *pwmp) |
Initializes the standard part of a PWMDriver structure. More... | |
void | pwmStart (PWMDriver *pwmp, const PWMConfig *config) |
Configures and activates the PWM peripheral. More... | |
void | pwmStop (PWMDriver *pwmp) |
Deactivates the PWM peripheral. More... | |
void | pwmChangePeriod (PWMDriver *pwmp, pwmcnt_t period) |
Changes the period the PWM peripheral. More... | |
void | pwmEnableChannel (PWMDriver *pwmp, pwmchannel_t channel, pwmcnt_t width) |
Enables a PWM channel. More... | |
void | pwmDisableChannel (PWMDriver *pwmp, pwmchannel_t channel) |
Disables a PWM channel and its notification. More... | |
void | pwmEnablePeriodicNotification (PWMDriver *pwmp) |
Enables the periodic activation edge notification. More... | |
void | pwmDisablePeriodicNotification (PWMDriver *pwmp) |
Disables the periodic activation edge notification. More... | |
void | pwmEnableChannelNotification (PWMDriver *pwmp, pwmchannel_t channel) |
Enables a channel de-activation edge notification. More... | |
void | pwmDisableChannelNotification (PWMDriver *pwmp, pwmchannel_t channel) |
Disables a channel de-activation edge notification. More... | |
PWM Driver macros and structures.
Definition in file hal_pwm.h.