ATY_LIB/LED_BREATH_ATY.c

/**
* @file LED_BREATH_ATY.c
*
* @param Project DEVICE_GENERAL_ATY_LIB
*
* @author ATY
*
* @copyright
*       - Copyright 2017 - 2025 MZ-ATY
*       - This code follows:
*           - MZ-ATY Various Contents Joint Statement -
*               <a href="https://mengze.top/MZ-ATY_VCJS">
*                        https://mengze.top/MZ-ATY_VCJS</a>
*           - CC 4.0 BY-NC-SA -
*               <a href="https://creativecommons.org/licenses/by-nc-sa/4.0/">
*                        https://creativecommons.org/licenses/by-nc-sa/4.0/</a>
*       - Your use will be deemed to have accepted the terms of this statement.
*
* @brief functions of LED for all embedded device
*
* @version
*       - 1_01_250814 > ATY
*           -# Preliminary version, first Release
********************************************************************************
*/

#ifndef __LED_BREATH_ATY_C
#define __LED_BREATH_ATY_C

#include "LED_BREATH_ATY.h"

/******************************* For user *************************************/

/******************************************************************************/


void SetLedBreathMode(struct LED_BREATH_ATY_Dev* dev, LedBreathMode_t mode)
{
    dev->breathMode = mode;
    dev->breathTimer = 0;
    dev->breathDir = 1;
    dev->breathVal = 0;

    dev->breathPauseCnt = 0;
}

void LedBreath(struct LED_BREATH_ATY_Dev* dev)
{
    dev->breathUpdate = 0;
    dev->breathTimer++;

    switch(dev->breathMode)
    {
        case BREATH_MODE_SMOOTH:
            if(dev->breathTimer >= BREATH_LED_SPEED_MID * 2) { dev->breathUpdate = 1; }
            break;
        case BREATH_MODE_STEP:
            if(dev->breathTimer >= BREATH_LED_SPEED_MID * 2) { dev->breathStep = 10; dev->breathUpdate = 1; }
            break;
        case BREATH_MODE_FAST:
            if(dev->breathTimer >= BREATH_LED_SPEED_MID / 4) { dev->breathUpdate = 1; }
            break;
        case BREATH_MODE_SLOW:
            if(dev->breathTimer >= BREATH_LED_SPEED_MID * 4) { dev->breathUpdate = 1; }
            break;
        case BREATH_MODE_PAUSE_TOP:
            if(dev->breathTimer >= BREATH_LED_SPEED_MID * 2) { dev->breathUpdate = 1; }
            if(dev->breathVal == dev->breathMax && dev->breathPauseCnt < 10) {
                dev->breathPauseCnt++;
                dev->breathUpdate = 0;
            }
            else if(dev->breathVal == dev->breathMax) {
                dev->breathPauseCnt = 0;
            }
            break;
        case BREATH_MODE_PAUSE_BOTTOM:
            if(dev->breathTimer >= BREATH_LED_SPEED_MID * 2) { dev->breathUpdate = 1; }
            if(dev->breathVal == dev->breathMin && dev->breathPauseCnt < 10) {
                dev->breathPauseCnt++;
                dev->breathUpdate = 0;
            }
            else if(dev->breathVal == dev->breathMin) {
                dev->breathPauseCnt = 0;
            }
            break;
        case BREATH_MODE_PULSE:
            if(dev->breathDir == -1){
                dev->breathVal = 1;
                dev->breathUpdate = 1;
            }
            else{
                if(dev->breathTimer >= BREATH_LED_SPEED_MID * 2) { dev->breathUpdate = 1; }
            }

        default:
            if(dev->breathTimer >= BREATH_LED_SPEED_MID * 2) { dev->breathUpdate = 1; }
            break;
    }

    if(dev->breathUpdate) {
        dev->breathTimer = 0;
        dev->breathVal += (dev->breathDir * dev->breathStep);

        if(dev->breathVal >= dev->breathMax) {
            dev->breathVal = dev->breathMax;
            dev->breathDir = -1;
        }
        else if(dev->breathVal <= dev->breathMin) {
            dev->breathVal = dev->breathMin;
            dev->breathDir = 1;
        }

        dev->pwmSet(dev->breathVal);
    }

}

#endif /* __LED_BREATH_ATY_C */

/************************************ etc *************************************/
/* init */
// void LED_1_Breath_PWM_SET(uint8_t breathVal){
//     // __HAL_TIM_SET_COUNTER(&htim2, 0);
//     __HAL_TIM_SET_COMPARE(&htim2, TIM_CHANNEL_2, breathVal * 65535 / 100);
// }
// struct LED_BREATH_ATY_Dev LED_BREATH_ATY_t_2 = {
//     .breathMode = BREATH_MODE_FAST,
//     .breathTimer = 0,
//     .breathDir = 1,
//     .breathVal = 0,
//     .breathPauseCnt = 0,
//     .breathStep = 1,
//     .breathMax = BREATH_LED_MAX,
//     .breathMin = BREATH_LED_MIN,
//     .breathUpdate = 0,
//     .pwmSet = LED_2_Breath_PWM_SET,
//     .lock = _ATY_UNLOCKED,
//     .debugEnable = 0,
//     .LOG = printf
// };

/* use */
// LedBreath(&LED_BREATH_ATY_t_1); // put at 1ms cycle

/******************************************************************************/


/******************************** End Of File *********************************/