esp-idf/components/soc/include/hal/ledc_hal.h

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// Copyright 2019 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/*******************************************************************************
* NOTICE
* The hal is not public api, don't use in application code.
* See readme.md in soc/include/hal/readme.md
******************************************************************************/
// The HAL layer for LEDC.
// There is no parameter check in the hal layer, so the caller must ensure the correctness of the parameters.
#pragma once
#include "hal/ledc_ll.h"
#include "hal/ledc_types.h"
/**
* Context that should be maintained by both the driver and the HAL
*/
typedef struct {
ledc_dev_t *dev;
ledc_mode_t speed_mode;
} ledc_hal_context_t;
/**
* @brief Set LEDC low speed timer clock
*
* @param hal Context of the HAL layer
* @param slow_clk_sel LEDC low speed timer clock source
*
* @return None
*/
#define ledc_hal_set_slow_clk_sel(hal, slow_clk_sel) ledc_ll_set_slow_clk_sel((hal)->dev, slow_clk_sel)
/**
* @brief Get LEDC low speed timer clock
*
* @param hal Context of the HAL layer
* @param slow_clk_sel LEDC low speed timer clock source
*
* @return None
*/
#define ledc_hal_get_slow_clk_sel(hal, slow_clk_sel) ledc_ll_get_slow_clk_sel((hal)->dev, slow_clk_sel)
/**
* @brief Update LEDC low speed timer
*
* @param hal Context of the HAL layer
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
*
* @return None
*/
#define ledc_hal_ls_timer_update(hal, timer_sel) ledc_ll_ls_timer_update((hal)->dev, (hal)->speed_mode, timer_sel)
/**
* @brief Reset LEDC timer
*
* @param hal Context of the HAL layer
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
*
* @return None
*/
#define ledc_hal_timer_rst(hal, timer_sel) ledc_ll_timer_rst((hal)->dev, (hal)->speed_mode, timer_sel)
/**
* @brief Pause LEDC timer
*
* @param hal Context of the HAL layer
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
*
* @return None
*/
#define ledc_hal_timer_pause(hal, timer_sel) ledc_ll_timer_pause((hal)->dev, (hal)->speed_mode, timer_sel)
/**
* @brief Resume LEDC timer
*
* @param hal Context of the HAL layer
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
*
* @return None
*/
#define ledc_hal_timer_resume(hal, timer_sel) ledc_ll_timer_resume((hal)->dev, (hal)->speed_mode, timer_sel)
/**
* @brief Set LEDC timer clock divider
*
* @param hal Context of the HAL layer
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
* @param clock_divider Timer clock divide value, the timer clock is divided from the selected clock source
*
* @return None
*/
#define ledc_hal_set_clock_divider(hal, timer_sel, clock_divider) ledc_ll_set_clock_divider((hal)->dev, (hal)->speed_mode, timer_sel, clock_divider)
/**
* @brief Get LEDC timer clock divider
*
* @param hal Context of the HAL layer
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
* @param clock_divider Timer clock divide value, the timer clock is divided from the selected clock source
*
* @return None
*/
#define ledc_hal_get_clock_divider(hal, timer_sel, clock_divider) ledc_ll_get_clock_divider((hal)->dev, (hal)->speed_mode, timer_sel, clock_divider)
/**
* @brief Set LEDC timer clock source
*
* @param hal Context of the HAL layer
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
* @param clk_src Timer clock source
*
* @return None
*/
#define ledc_hal_set_clock_source(hal, timer_sel, clk_src) ledc_ll_set_clock_source((hal)->dev, (hal)->speed_mode, timer_sel, clk_src)
/**
* @brief Get LEDC timer clock source
*
* @param hal Context of the HAL layer
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
* @param clk_src Pointer to accept the timer clock source
*
* @return None
*/
#define ledc_hal_get_clock_source(hal, timer_sel, clk_src) ledc_ll_get_clock_source((hal)->dev, (hal)->speed_mode, timer_sel, clk_src)
/**
* @brief Set LEDC duty resolution
*
* @param hal Context of the HAL layer
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
* @param duty_resolution Resolution of duty setting in number of bits. The range of duty values is [0, (2**duty_resolution)]
*
* @return None
*/
#define ledc_hal_set_duty_resolution(hal, timer_sel, duty_resolution) ledc_ll_set_duty_resolution((hal)->dev, (hal)->speed_mode, timer_sel, duty_resolution)
/**
* @brief Get LEDC duty resolution
*
* @param hal Context of the HAL layer
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
* @param duty_resolution Pointer to accept the resolution of duty setting in number of bits.
*
* @return None
*/
#define ledc_hal_get_duty_resolution(hal, timer_sel, duty_resolution) ledc_ll_get_duty_resolution((hal)->dev, (hal)->speed_mode, timer_sel, duty_resolution)
/**
* @brief Get LEDC max duty
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param max_duty Pointer to accept the max duty
*
* @return None
*/
#define ledc_hal_get_max_duty(hal, channel_num, max_duty) ledc_ll_get_max_duty((hal)->dev, (hal)->speed_mode, channel_num, max_duty)
/**
* @brief Get LEDC hpoint value
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param hpoint_val Pointer to accept the LEDC hpoint value(max: 0xfffff)
*
* @return None
*/
#define ledc_hal_get_hpoint(hal, channel_num, hpoint_val) ledc_ll_get_hpoint((hal)->dev, (hal)->speed_mode, channel_num, hpoint_val)
/**
* @brief Set LEDC the integer part of duty value
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param duty_val LEDC duty value, the range of duty setting is [0, (2**duty_resolution)]
*
* @return None
*/
#define ledc_hal_set_duty_int_part(hal, channel_num, duty_val) ledc_ll_set_duty_int_part((hal)->dev, (hal)->speed_mode, channel_num, duty_val)
/**
* @brief Set the output enable
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param sig_out_en The output enable status
*
* @return None
*/
#define ledc_hal_set_sig_out_en(hal, channel_num, sig_out_en) ledc_ll_set_sig_out_en((hal)->dev, (hal)->speed_mode, channel_num, sig_out_en)
/**
* @brief Set the duty start
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param duty_start The duty start
*
* @return None
*/
#define ledc_hal_set_duty_start(hal, channel_num, duty_start) ledc_ll_set_duty_start((hal)->dev, (hal)->speed_mode, channel_num, duty_start)
/**
* @brief Set output idle level
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param idle_level The output idle level
*
* @return None
*/
#define ledc_hal_set_idle_level(hal, channel_num, idle_level) ledc_ll_set_idle_level((hal)->dev, (hal)->speed_mode, channel_num, idle_level)
/**
* @brief Set fade end interrupt enable
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param fade_end_intr_en The fade end interrupt enable status
*
* @return None
*/
#define ledc_hal_set_fade_end_intr(hal, channel_num, fade_end_intr_en) ledc_ll_set_fade_end_intr((hal)->dev, (hal)->speed_mode, channel_num, fade_end_intr_en)
/**
* @brief Set timer index of the specified channel
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
*
* @return None
*/
#define ledc_hal_bind_channel_timer(hal, channel_num, timer_sel) ledc_ll_bind_channel_timer((hal)->dev, (hal)->speed_mode, channel_num, timer_sel)
/**
* @brief Get timer index of the specified channel
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param timer_sel Pointer to accept the LEDC timer index
*
* @return None
*/
#define ledc_hal_get_channel_timer(hal, channel_num, timer_sel) ledc_ll_get_channel_timer((hal)->dev, (hal)->speed_mode, channel_num, timer_sel)
/**
* @brief Init the LEDC hal. This function should be called first before other hal layer function is called
*
* @param hal Context of the HAL layer
* @param speed_mode speed_mode Select the LEDC speed_mode, high-speed mode and low-speed mod
*
* @return None
*/
void ledc_hal_init(ledc_hal_context_t *hal, ledc_mode_t speed_mode);
/**
* @brief Update channel configure when select low speed mode
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
*
* @return None
*/
void ledc_hal_ls_channel_update(ledc_hal_context_t *hal, ledc_channel_t channel_num);
/**
* @brief Set LEDC hpoint value
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param hpoint_val LEDC hpoint value(max: 0xfffff)
*
* @return None
*/
void ledc_hal_set_hpoint(ledc_hal_context_t *hal, ledc_channel_t channel_num, uint32_t hpoint_val);
/**
* @brief Get LEDC duty value
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param duty_val Pointer to accept the LEDC duty value
*
* @return None
*/
void ledc_hal_get_duty(ledc_hal_context_t *hal, ledc_channel_t channel_num, uint32_t *duty_val);
/**
* @brief Set LEDC duty change direction
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param duty_direction LEDC duty change direction, increase or decrease
*
* @return None
*/
void ledc_hal_set_duty_direction(ledc_hal_context_t *hal, ledc_channel_t channel_num, ledc_duty_direction_t duty_direction);
/**
* @brief Set the number of increased or decreased times
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param duty_num The number of increased or decreased times
*
* @return None
*/
void ledc_hal_set_duty_num(ledc_hal_context_t *hal, ledc_channel_t channel_num, uint32_t duty_num);
/**
* @brief Set the duty cycles of increase or decrease
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param duty_cycle The duty cycles
*
* @return None
*/
void ledc_hal_set_duty_cycle(ledc_hal_context_t *hal, ledc_channel_t channel_num, uint32_t duty_cycle);
/**
* @brief Set the step scale of increase or decrease
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param duty_scale The step scale
*
* @return None
*/
void ledc_hal_set_duty_scale(ledc_hal_context_t *hal, ledc_channel_t channel_num, uint32_t duty_scale);
/**
* @brief Get interrupt status of the specified channel
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param intr_status Pointer to accept the interrupt status
*
* @return None
*/
void ledc_hal_get_fade_end_intr_status(ledc_hal_context_t *hal, uint32_t *intr_status);
/**
* @brief Clear interrupt status of the specified channel
*
* @param hal Context of the HAL layer
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
*
* @return None
*/
void ledc_hal_clear_fade_end_intr_status(ledc_hal_context_t *hal, ledc_channel_t channel_num);
/**
* @brief Get clock config of LEDC timer
*
* @param hal Context of the HAL layer
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
* @param clk_cfg Pointer to accept clock config
*
* @return None
*/
void ledc_hal_get_clk_cfg(ledc_hal_context_t *hal, ledc_timer_t timer_sel, ledc_clk_cfg_t *clk_cfg);
/**
* @brief Config low speed timer clock source with clock config
*s
* @param hal Context of the HAL layer
* @param clk_cfg clock config
*
* @return None
*/
void ledc_hal_set_slow_clk(ledc_hal_context_t *hal, ledc_clk_cfg_t clk_cfg);