278 lines
8.9 KiB
C
278 lines
8.9 KiB
C
/****************************************************************************
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Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
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This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
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be copied by any method or incorporated into another program without
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the express written consent of Aerospace C.Power. This Information or any portion
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thereof remains the property of Aerospace C.Power. The Information contained herein
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is believed to be accurate and Aerospace C.Power assumes no responsibility or
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liability for its use in any way and conveys no license or title under
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any patent or copyright and makes no representation or warranty that this
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Information is free from patent or copyright infringement.
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****************************************************************************/
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#ifndef _LEDC_HW_H_
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#define _LEDC_HW_H_
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#define SIG_OUT_LED0 GPIO_MTX_LED0_OUT
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#define LEDC_ENA_ENABLE 1
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#define LEDC_ENA_DISABLE 0
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#define TIMER_CTRL_START 1
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#define TIMER_CTRL_PAUSE 0
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#define OUT_POL_INVERT 1
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#define OUT_POL_ORIGINAL 0
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#define IDLE_LEVEL_HIGH 1
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#define IDLE_LEVEL_LOW 0
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#define DUTY_CNT_COMMON 1
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#define DUTY_CNT_OWN 0
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#define DUTY_OPT_MODE_NEW 1
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#define DUTY_OPT_MODE_OLD 0
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#define PHASE_NUM_TWO 1
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#define PHASE_NUM_ONE 0
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#define PHASE_MODE_FIXED_DUTY 0
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#define PHASE_MODE_KEEP_DARK 1
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#define PHASE_MODE_INCREASE 2
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#define PHASE_MODE_DECREASE 3
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typedef enum {
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LEDC_PORT_0 = 0,
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LEDC_PORT_1,
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LEDC_PORT_2,
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LEDC_PORT_3,
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LEDC_PORT_4,
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LEDC_PORT_5,
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LEDC_PORT_6,
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LEDC_PORT_7,
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LEDC_PORT_MAX
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} LEDC_PORT;
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typedef enum {
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COMMON_TIMER_SEL_0 = 0,
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COMMON_TIMER_SEL_1,
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COMMON_TIMER_SEL_2,
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COMMON_TIMER_SEL_3,
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COMMON_TIMER_SEL_4,
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COMMON_TIMER_SEL_5,
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COMMON_TIMER_SEL_6,
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COMMON_TIMER_SEL_7,
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COMMON_TIMER_SEL_MAX
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} COMMON_TIMER_SEL;
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typedef void (*ledc_interrrupt_cb_typedef)(uint8_t port);
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/**
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* @brief ledc_ena_rst() - 复位及使能ledc
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*/
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void ledc_ena_rst(void);
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/**
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* @brief ledc_gpio_config() - function used to set ledc gpio
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* @param port: led port number
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* @param gpio: gpio编号.
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*/
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void ledc_gpio_config(LEDC_PORT port, uint8_t gpio);
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/**
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* @brief ledc_timer_rst() - 复位ledc的定时器
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* @param port: ledc 通道
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*/
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void ledc_timer_rst(LEDC_PORT port);
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/**
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* @brief ledc_timer_init() - 初始化ledc的定时器
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* @param port: ledc 通道
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* @param div ： 分频系数，范围0-0xffff。输入定时器的时钟频率是24M。
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*/
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void ledc_timer_init(LEDC_PORT port, uint16_t div);
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/**
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* @brief ledc_timer_ctrl() - 启动或暂停ledc的定时器
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* @param port: ledc 通道
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* @param status: TIMER_CTRL_START 定时器开始计时
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* TIMER_CTRL_PAUSE 定时器暂停计时
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*/
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void ledc_timer_ctrl(LEDC_PORT port, uint8_t status);
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/**
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* @brief ledc_cnt_ena() - ledc启停控制
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* @param port: ledc 通道
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* @param status: LEDC_ENA_ENABLE 使能
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* LEDC_ENA_DISABLE 失能
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*/
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void ledc_cnt_ena(LEDC_PORT port, uint8_t status);
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/**
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* @brief ledc_polarity_sel() - ledc输出极性选择，
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* @param port: ledc 通道
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* @param polarity: OUT_POL_ORIGINAL 不反相
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* OUT_POL_INVERT 反相
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*/
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void ledc_polarity_sel(LEDC_PORT port, uint8_t polarity);
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/**
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* @brief ledc_idle_level_sel() - ledc空闲时电平状态选择，
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* 空闲是指关闭占空比的情况
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* @param port: ledc 通道
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* @param level: IDLE_LEVEL_HIGH 空闲时为高电平
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* IDLE_LEVEL_LOW 空闲时为低电平
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*/
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void ledc_idle_level_sel(LEDC_PORT port, uint8_t level);
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/**
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* @brief ledc_phase1_blink_times_set() - ledc phase1 闪烁次数设置
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* @param port: ledc 通道
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* @param times: 闪烁次数 范围0-0xffff次，特别的如果为0将一直闪烁
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*/
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void ledc_phase1_blink_times_set(LEDC_PORT port, uint16_t times);
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/**
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* @brief ledc_phase2_blink_times_set() - ledc phase2 闪烁次数设置
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* @param port: ledc 通道
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* @param times: 闪烁次数 范围0-0xffff次，特别的如果为0将一直闪烁
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*/
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void ledc_phase2_blink_times_set(LEDC_PORT port, uint16_t times);
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/**
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* @brief ledc_h2l_point_set() - 设置输出电平从高电平跳变成低电平时的阈值
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* @param port: ledc 通道
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* @param point: 阈值 范围 0-0xffff
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*/
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void ledc_h2l_point_set(LEDC_PORT port, uint16_t point);
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/**
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* @brief ledc_l2h_point_set() - 设置输出电平从低电平跳变成高电平时的阈值
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* @param port: ledc 通道
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* @param point: 阈值 范围 0-0xffff
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*/
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void ledc_l2h_point_set(LEDC_PORT port, uint16_t point);
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/**
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* @brief ledc_duty_cnt_sel() - 选择计数器
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* @param port: ledc 通道
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* @param point: DUTY_CNT_COMMON 使用共用计数器
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* DUTY_CNT_OWN 使用本ledc自己私有的计数器
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*/
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void ledc_duty_cnt_sel(LEDC_PORT port, uint8_t duty_cnt);
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/**
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* @brief ledc_thrs_set() - 计数器阈值设置，计数器大于这个值之后会重新开始计数
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* @param port: ledc 通道
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* @param thrs: 阈值，范围0-0xffff
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*/
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void ledc_thrs_set(LEDC_PORT port, uint16_t thrs);
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/**
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* @brief ledc_phase_opt_sel() - 工作模式选择
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* @param port: ledc 通道
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* @param opt: DUTY_OPT_MODE_NEW 使用新模式 ，建议使用该模式
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* DUTY_OPT_MODE_OLD 使用旧模式
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*/
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void ledc_phase_opt_sel(LEDC_PORT port, uint8_t opt);
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/**
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* @brief ledc_phase_num_sel() - phase个数选择
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* @param port: ledc 通道
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* @param num: PHASE_NUM_TWO phase1 phase2两个phase都使用
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* PHASE_NUM_ONE 仅使用phase1一个phase
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*/
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void ledc_phase_num_sel(LEDC_PORT port, uint8_t num);
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/**
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* @brief ledc_phase_num_sel() - phase1工作模式选择
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* @param port: ledc 通道
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* @param mode: PHASE_MODE_FIXED_DUTY 固定占空比
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* PHASE_MODE_KEEP_DARK 一直为暗
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* PHASE_MODE_INCREASE 占空比渐变上升（由暗变亮）
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* PHASE_MODE_DECREASE 占空比渐变下降（由亮变暗）
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*/
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void ledc_phase1_mode_sel(LEDC_PORT port, uint8_t mode);
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/**
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* @brief ledc_phase2_mode_sel() - phase1工作模式选择
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* @param port: ledc 通道
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* @param mode: PHASE_MODE_FIXED_DUTY 固定占空比
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* PHASE_MODE_KEEP_DARK 一直为暗
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* PHASE_MODE_INCREASE 占空比渐变上升（由暗变亮）
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* PHASE_MODE_DECREASE 占空比渐变下降（由亮变暗）
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*/
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void ledc_phase2_mode_sel(LEDC_PORT port, uint8_t mode);
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/**
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* @brief ledc_phase1_scale_set() - phase1的渐变幅度设置，scale为一次计数器周期中变化的count数
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* @param port: ledc 通道
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* @param scale: 范围 0-0xff
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*/
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void ledc_phase1_scale_set(LEDC_PORT port, uint8_t scale);
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/**
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* @brief ledc_phase2_scale_set() - phase2的渐变幅度设置，scale为一次计数器周期中变化的count数
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* @param port: ledc 通道
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* @param scale: 范围 0-0xff
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*/
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void ledc_phase2_scale_set(LEDC_PORT port, uint8_t scale);
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/**
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* @brief ledc_cycle_times_set() - 设置一个loop里有多少个cycle,
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* phase1 blink加上phase2 blink所使用的时间为一个cycle
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* @param port: ledc 通道
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* @param times: 范围 0-0xff
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*/
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void ledc_cycle_times_set(LEDC_PORT port, uint8_t times);
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/**
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* @brief ledc_loop_times_set() - 设置一共多少个loop
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* @param port: ledc 通道
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* @param times: 范围 0-0xff
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*/
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void ledc_loop_times_set(LEDC_PORT port, uint8_t times);
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/**
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* @brief ledc_nop_num_set() - 设置一个loop里有多少个nop计数器周期,这个时候处于空闲状态
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* @param port: ledc 通道
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* @param times: 范围 0-0xff
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*/
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void ledc_nop_num_set(LEDC_PORT port, uint16_t num);
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/**
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* @brief ledc_common_cnt_ena() - 共用计数器启停控制
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* @param en: LEDC_ENA_ENABLE 使能
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* LEDC_ENA_DISABLE 失能
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*/
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void ledc_common_cnt_ena(uint8_t en);
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/**
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* @brief ledc_common_thrs_set() - 共用计数器阈值设置，计数器大于这个值之后会重新开始计数
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* @param thrs: 阈值，范围0-0xffff
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*/
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void ledc_common_thrs_set(uint16_t thrs);
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/**
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* @brief ledc_common_thrs_set() - 共用计数器定时器选择
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* @param timer_num: 被选定的定时器枚举序号
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*/
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void ledc_common_timer_sel(COMMON_TIMER_SEL timer_num);
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/**
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* @brief ledc_interrupt_init() - 中断初始化，里面只打开了闪烁完成中断，使用请传入
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* 中断回调函数 void ledc_interrrupt_cb(uint8_t port)
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* @param port:
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*/
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void ledc_interrupt_init(uint8_t port, ledc_interrrupt_cb_typedef cb);
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#endif
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