ledEffects.cpp

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/*
 * ledEffects.c
 *
 *  Created on: Feb 1, 2020
 *      Author: Yannick
 */
#include "ledEffects.h"
#include "main.h"
 
Ledstruct_t sysled{
    0,0,0,LED_SYS_GPIO_Port,LED_SYS_Pin,0
};
Ledstruct_t errled{
    0,0,0,LED_ERR_GPIO_Port,LED_ERR_Pin,0
};
Ledstruct_t clipled{
    0,0,0,LED_CLIP_GPIO_Port,LED_CLIP_Pin,0
};
 
void blinkLed(Ledstruct* led,uint16_t period,uint16_t blinks){
    // Stop blinking
    if(period == 0 && blinks == 0){
        led->blinks = 0;
        led->period = 0;
        HAL_GPIO_WritePin(led->port, led->pin, led->state ? GPIO_PIN_SET : GPIO_PIN_RESET);
    }else{
        led->blinks = (blinks * 2) -1;
        led->period = period;
        led->tick = HAL_GetTick();
        HAL_GPIO_WritePin(led->port, led->pin, led->state ? GPIO_PIN_RESET : GPIO_PIN_SET);
    }
}
 
void pulseSysLed(){
    if(sysled.period == 0) // only overwrite with a pulse if not already blinking
        blinkLed(&sysled, 25, 1);
}
 
void pulseErrLed(){
    if(errled.period == 0)
        blinkLed(&errled, 250, 1);
}
 
void pulseClipLed(){
    if(clipled.period == 0)
        blinkLed(&clipled, 100, 1);
}
 
 
void blinkSysLed(uint16_t period,uint16_t blinks){
    blinkLed(&sysled, period, blinks);
}
void blinkErrLed(uint16_t period,uint16_t blinks){
    blinkLed(&errled, period, blinks);
}
void blinkClipLed(uint16_t period,uint16_t blinks){
    blinkLed(&clipled, period, blinks);
}
 
void setLed(Ledstruct_t* led,uint8_t on){
    led->state = on;
    HAL_GPIO_WritePin(led->port, led->pin, led->state ? GPIO_PIN_SET : GPIO_PIN_RESET);
}
 
void setClipLed(uint8_t on){
    setLed(&clipled,on);
}
 
void setErrLed(uint8_t on){
    setLed(&errled,on);
}
 
void setSysLed(uint8_t on){
    setLed(&sysled,on);
}
 
 
void updateLed(Ledstruct* led){
    // If led has an effect (period != 0) and time is up do something
    if(led->period != 0 && HAL_GetTick() > led->tick+led->period){
        if(led->blinks == 0){ // No blinks left. turn off
            HAL_GPIO_WritePin(led->port, led->pin, led->state ? GPIO_PIN_SET : GPIO_PIN_RESET);
            led->period = 0;
        }else{
            led->tick = HAL_GetTick();
            HAL_GPIO_TogglePin(led->port, led->pin);
        }
        // If positive decrement blink counter.
        if(led->blinks > 0){
            led->blinks--;
        }
    }
}
 
void updateLeds(){
    updateLed(&clipled);
    updateLed(&errled);
    updateLed(&sysled);
}