Classes | Macros | Typedefs | Enumerations | Functions
gr55xx_hal_pwm.h File Reference

Header file containing functions prototypes of PWM HAL library. More...

`#include "gr55xx_hal_def.h"`
`#include "gr55xx_ll_pwm.h"`
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## Classes
struct | pwm_channel_init_t
| PWM Channel init Structure definition. More...
struct | pwm_init_t
| PWM init Structure definition. More...
struct | pwm_handle_t
| PWM handle Structure definition. More...
struct | _hal_pwm_callback
| HAL_PWM Callback function definition. More...

## Macros
#define | PWM_MODE_FLICKER LL_PWM_FLICKER_MODE
| PWM flicker mode. More...
#define | PWM_MODE_BREATH LL_PWM_BREATH_MODE
| PWM breath mode More...
#define | PWM_ALIGNED_EDGE LL_PWM_EDGE_ALIGNED
| PWM edge-aligned. More...
#define | PWM_ALIGNED_CENTER LL_PWM_CENTER_ALIGNED
| PWM center-aligned. More...
#define | PWM_DRIVEPOLARITY_NEGATIVE LL_PWM_DRIVEPOLARITY_NEGATIVE
| PWM led-negative-drive mode. More...
#define | PWM_DRIVEPOLARITY_POSITIVE LL_PWM_DRIVEPOLARITY_POSITIVE
| PWM led-positive-drive mode. More...
#define | __HAL_PWM_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->state = HAL_PWM_STATE_RESET)
| Reset PWM handle states. More...
#define | __HAL_PWM_ENABLE(__HANDLE__) SET_BITS((__HANDLE__)->p_instance->MODE, PWM_MODE_EN)
| Enable the specified PWM peripheral. More...
#define | __HAL_PWM_DISABLE(__HANDLE__) CLEAR_BITS((__HANDLE__)->p_instance->MODE, PWM_MODE_EN)
| Disable the specified PWM peripheral. More...
#define | __HAL_PWM_ENABLE_BREATH(__HANDLE__) SET_BITS((__HANDLE__)->p_instance->MODE, PWM_MODE_BREATHEN)
| Enable PWM breath mode. More...
#define | __HAL_PWM_DISABLE_BREATH(__HANDLE__) CLEAR_BITS((__HANDLE__)->p_instance->MODE, PWM_MODE_BREATHEN)
| Disable PWM breath mode. More...
#define | IS_PWM_MODE(__MODE__)
| Check if PWM mode is valid. More...
#define | IS_PWM_ALIGNMENT_MODE(__MODE__)
| Check if PWM Alignment mode is valid. More...
#define | IS_PWM_DRIVEPOLARITY(__POLARITY__)
| Check if PWM drive polarity is valid. More...

## Typedefs
typedef struct _hal_pwm_callback | hal_pwm_callback_t
| HAL_PWM Callback function definition. More...

## Enumerations
enum | hal_pwm_state_t { HAL_PWM_STATE_RESET = 0x00, HAL_PWM_STATE_READY = 0x01, HAL_PWM_STATE_BUSY = 0x02, HAL_PWM_STATE_ERROR = 0x04 }
| HAL PWM State Enumerations definition. More...
enum | hal_pwm_active_channel_t { HAL_PWM_ACTIVE_CHANNEL_A = 0x01, HAL_PWM_ACTIVE_CHANNEL_B = 0x02, HAL_PWM_ACTIVE_CHANNEL_C = 0x04, HAL_PWM_ACTIVE_CHANNEL_ALL = 0x07, HAL_PWM_ACTIVE_CHANNEL_CLEARED = 0x00 }
| HAL PWM active channel Enumerations definition. More...

## Functions
hal_status_t | hal_pwm_init (pwm_handle_t *p_pwm)
| Initialize the PWM mode according to the specified parameters in the pwm_init_t and initialize the associated handle. More...
hal_status_t | hal_pwm_deinit (pwm_handle_t *p_pwm)
| De-initialize the PWM peripheral. More...
void | hal_pwm_msp_init (pwm_handle_t *p_pwm)
| Initialize the PWM MSP. More...
void | hal_pwm_msp_deinit (pwm_handle_t *p_pwm)
| De-initialize the PWM MSP. More...
hal_status_t | hal_pwm_start (pwm_handle_t *p_pwm)
| Starts the PWM signal generation on the output. More...
hal_status_t | hal_pwm_stop (pwm_handle_t *p_pwm)
| Stops the PWM signal generation on the output. More...
hal_status_t | hal_pwm_update_freq (pwm_handle_t *p_pwm, uint32_t freq)
| Update the PWM frequency on the output. More...
hal_status_t | hal_pwm_suspend_reg (pwm_handle_t *p_pwm)
| Suspend some registers related to PWM configuration before sleep. More...
hal_status_t | hal_pwm_resume_reg (pwm_handle_t *p_pwm)
| Restore some registers related to PWM configuration after sleep. More...
hal_status_t | hal_pwm_config_channel (pwm_handle_t *p_pwm, pwm_channel_init_t *p_config, hal_pwm_active_channel_t channel)
| Initialize the PWM channels according to the specified parameters in the pwm_init_t. More...
hal_pwm_state_t | hal_pwm_get_state (pwm_handle_t *p_pwm)
| Return the PWM handle state. More...

## Detailed Description

Header file containing functions prototypes of PWM HAL library.

Author
  BLE Driver Team

Attention

  ##### Copyright (c) 2019 GOODIX

All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. Neither the name of GOODIX nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

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Definition in file gr55xx_hal_pwm.h.