alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2025-08-24 17:36:15 +00:00
Code Issues Packages Projects Releases Wiki Activity

ledc: Add an all-in-one HAL function to set fade parameters, and refactor ledc_ll_get_max_duty function

Browse Source
This commit is contained in:
Song Ruo Jing
2023-03-28 22:55:18 +08:00
parent 64aec54308
commit fcc6514dde
12 changed files with 320 additions and 240 deletions
Download Patch File Download Diff File Expand all files Collapse all files

70
components/hal/esp32s3/include/hal/ledc_ll.h
View File

@@ -211,6 +211,21 @@ static inline void ledc_ll_get_duty_resolution(ledc_dev_t *hw, ledc_mode_t speed
*duty_resolution = hw->timer_group[speed_mode].timer[timer_sel].conf.duty_resolution;
}
/**
* @brief Get LEDC max duty
*
* @param hw Beginning address of the peripheral registers
* @param speed_mode LEDC speed_mode, high-speed mode or low-speed mode
* @param timer_sel LEDC timer index (0-3), select from ledc_timer_t
* @param max_duty Pointer to accept the max duty
*
* @return None
*/
static inline void ledc_ll_get_max_duty(ledc_dev_t *hw, ledc_mode_t speed_mode, ledc_timer_t timer_sel, uint32_t *max_duty)
{
*max_duty = (1 << (LEDC.timer_group[speed_mode].timer[timer_sel].conf.duty_resolution));
}
/**
* @brief Update channel configure when select low speed mode
*
@@ -225,22 +240,6 @@ static inline void ledc_ll_ls_channel_update(ledc_dev_t *hw, ledc_mode_t speed_m
hw->channel_group[speed_mode].channel[channel_num].conf0.low_speed_update = 1;
}
/**
* @brief Get LEDC max duty
*
* @param hw Beginning address of the peripheral registers
* @param speed_mode LEDC speed_mode, high-speed mode or low-speed mode
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param max_duty Pointer to accept the max duty
*
* @return None
*/
static inline void ledc_ll_get_max_duty(ledc_dev_t *hw, ledc_mode_t speed_mode, ledc_channel_t channel_num, uint32_t *max_duty)
{
uint32_t timer_sel = hw->channel_group[speed_mode].channel[channel_num].conf0.timer_sel;
*max_duty = (1 << (LEDC.timer_group[speed_mode].timer[timer_sel].conf.duty_resolution));
}
/**
* @brief Set LEDC hpoint value
*
@@ -316,21 +315,6 @@ static inline void ledc_ll_set_duty_direction(ledc_dev_t *hw, ledc_mode_t speed_
hw->channel_group[speed_mode].channel[channel_num].conf1.duty_inc = duty_direction;
}
/**
* @brief Get LEDC duty change direction
*
* @param hw Beginning address of the peripheral registers
* @param speed_mode LEDC speed_mode, high-speed mode or low-speed mode
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param duty_direction Pointer to accept the LEDC duty change direction, increase or decrease
*
* @return None
*/
static inline void ledc_ll_get_duty_direction(ledc_dev_t *hw, ledc_mode_t speed_mode, ledc_channel_t channel_num, ledc_duty_direction_t *duty_direction)
{
*duty_direction = hw->channel_group[speed_mode].channel[channel_num].conf1.duty_inc;
}
/**
* @brief Set the number of increased or decreased times
*
@@ -376,6 +360,30 @@ static inline void ledc_ll_set_duty_scale(ledc_dev_t *hw, ledc_mode_t speed_mode
hw->channel_group[speed_mode].channel[channel_num].conf1.duty_scale = duty_scale;
}
/**
* @brief Function to set fade parameters all-in-one
*
* @param hw Beginning address of the peripheral registers
* @param speed_mode LEDC speed_mode, low-speed mode only
* @param channel_num LEDC channel index (0-7), select from ledc_channel_t
* @param dir LEDC duty change direction, increase or decrease
* @param cycle The duty cycles
* @param scale The step scale
* @param step The number of increased or decreased times
*
* @return None
*/
static inline void ledc_ll_set_fade_param(ledc_dev_t *hw, ledc_mode_t speed_mode, ledc_channel_t channel_num, uint32_t dir, uint32_t cycle, uint32_t scale, uint32_t step)
{
typeof(hw->channel_group[speed_mode].channel[channel_num].conf1) conf1_reg;
conf1_reg.val = hw->channel_group[speed_mode].channel[channel_num].conf1.val;
conf1_reg.duty_inc = dir;
conf1_reg.duty_num = step;
conf1_reg.duty_cycle = cycle;
conf1_reg.duty_scale = scale;
hw->channel_group[speed_mode].channel[channel_num].conf1.val = conf1_reg.val;
}
/**
* @brief Set the output enable
*