ds18b20-MODBUS/john103C6T6NewVer/linkBlink/linkBlink.c

#include "linkBlink.h"


static uint32_t GetTick(LedBlinker_HandleTypeDef* hblinker) {
    if (hblinker->htim != NULL) {
        return __HAL_TIM_GET_COUNTER(hblinker->htim);
    }
    return HAL_GetTick();  // Èñïîëüçóåì ñèñòåìíûé òàéìåð åñëè ñâîé íå çàäàí
}

HAL_StatusTypeDef LedBlinker_Init(LedBlinker_HandleTypeDef* hblinker,
                                   GPIO_TypeDef* led_port, uint16_t led_pin,
                                   GPIO_TypeDef* de_re_port, uint16_t de_re_pin,
                                   TIM_HandleTypeDef* htim) {
    if (hblinker == NULL || led_port == NULL) {
        return HAL_ERROR;
    }
    
    // Èíèöèàëèçàöèÿ ïîëåé
    hblinker->led_port = led_port;
    hblinker->led_pin = led_pin;
    hblinker->de_re_port = de_re_port;
    hblinker->de_re_pin = de_re_pin;
    hblinker->htim = htim;
    hblinker->blink_duration = 100;
    hblinker->last_blink_tick = 0;
    hblinker->led_state = false;
    hblinker->blinking = false;
    hblinker->blink_count = 0;
    hblinker->target_blink_count = 1;
    hblinker->last_packet_tick = 0;
    
    // Íàñòðîéêà ïèíà ñâåòîäèîäà
    GPIO_InitTypeDef GPIO_InitStruct = {0};
    GPIO_InitStruct.Pin = led_pin;
    GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    HAL_GPIO_Init(led_port, &GPIO_InitStruct);
    
    // Âûêëþ÷àåì ñâåòîäèîä
    HAL_GPIO_WritePin(led_port, led_pin, GPIO_PIN_RESET);
    
    // Íàñòðîéêà ïèíà óïðàâëåíèÿ RS485 åñëè èñïîëüçóåòñÿ
    if (de_re_port != NULL && de_re_pin != 0) {
        GPIO_InitStruct.Pin = de_re_pin;
        GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
        GPIO_InitStruct.Pull = GPIO_NOPULL;
        GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
        HAL_GPIO_Init(de_re_port, &GPIO_InitStruct);
        
        // Ðåæèì ïðèåìà ïî óìîë÷àíèþ
        HAL_GPIO_WritePin(de_re_port, de_re_pin, GPIO_PIN_RESET);
    }
    
    return HAL_OK;
}

void LedBlinker_Update(LedBlinker_HandleTypeDef* hblinker) {
    if (hblinker == NULL || !hblinker->blinking) return;
    
    uint32_t current_tick = HAL_GetTick(); 
    
    if ((current_tick - hblinker->last_blink_tick) >= hblinker->blink_duration) {
        hblinker->last_blink_tick = current_tick;
        
        // Ïåðåêëþ÷àåì ñîñòîÿíèå ñâåòîäèîäà
        hblinker->led_state = !hblinker->led_state;
        HAL_GPIO_WritePin(hblinker->led_port, hblinker->led_pin,
                         hblinker->led_state ? GPIO_PIN_SET : GPIO_PIN_RESET);
        
        // Åñëè ñâåòîäèîä âûêëþ÷èëñÿ, óìåíüøàåì ñ÷åò÷èê
        if (!hblinker->led_state) {
            hblinker->blink_count++;
            if (hblinker->blink_count >= hblinker->target_blink_count) {
                hblinker->blinking = false;
                HAL_GPIO_WritePin(hblinker->led_port, hblinker->led_pin, GPIO_PIN_RESET);
            }
        }
    }
}

void LedBlinker_ProcessPacket(LedBlinker_HandleTypeDef* hblinker, 
                              uint8_t* data, uint16_t len) {
    if (hblinker == NULL || data == NULL || len == 0) return;
    
    hblinker->last_packet_tick = HAL_GetTick(); 
    
    // Àíàëèç ïàêåòà è âûáîð ïàòòåðíà ìèãàíèÿ
    if (len >= 1) {
        // Ïðèìåð: ïåðâûé áàéò îïðåäåëÿåò êîëè÷åñòâî ìèãàíèé
        uint8_t blink_count = data[0];
        if (blink_count == 0) blink_count = 1;
        if (blink_count > 20) blink_count = 20; // Îãðàíè÷åíèå
        
        // Âòîðîé áàéò ìîæåò îïðåäåëÿòü äëèòåëüíîñòü (åñëè åñòü)
        uint32_t duration = 100;
        if (len >= 2) {
            duration = 50 + (data[1] * 10);
            if (duration > 1000) duration = 1000;
        }
        
        LedBlinker_BlinkPattern(hblinker, blink_count, duration);
    }
    
    // Äîïîëíèòåëüíûå ïàòòåðíû â çàâèñèìîñòè îò äàííûõ
    if (len >= 4 && data[0] == 0xFF) {
        // Ñïåöèàëüíûé ïàòòåðí äëÿ êîìàíä
        LedBlinker_BlinkPattern(hblinker, 5, 50);
    }
}

void LedBlinker_BlinkOnce(LedBlinker_HandleTypeDef* hblinker, uint32_t duration) {
    if (hblinker == NULL) return;
    
    hblinker->blink_duration = duration;
    hblinker->target_blink_count = 1;
    hblinker->blink_count = 0;
    hblinker->blinking = true;
    hblinker->led_state = false;
    hblinker->last_blink_tick = GetTick(hblinker);
    
    // Íåìåäëåííîå âêëþ÷åíèå
    HAL_GPIO_WritePin(hblinker->led_port, hblinker->led_pin, GPIO_PIN_SET);
    hblinker->led_state = true;
}

void LedBlinker_BlinkPattern(LedBlinker_HandleTypeDef* hblinker, 
                             uint8_t count, uint32_t duration) {
    if (hblinker == NULL || count == 0) return;
    
    hblinker->blink_duration = duration;
    hblinker->target_blink_count = count;
    hblinker->blink_count = 0;
    hblinker->blinking = true;
    hblinker->led_state = false;
    hblinker->last_blink_tick = HAL_GetTick(); 
    
    // Íåìåäëåííîå âêëþ÷åíèå
    HAL_GPIO_WritePin(hblinker->led_port, hblinker->led_pin, GPIO_PIN_SET);
    hblinker->led_state = true;
}

void LedBlinker_SetRS485Mode(LedBlinker_HandleTypeDef* hblinker, bool transmit) {
    if (hblinker == NULL || hblinker->de_re_port == NULL) return;
    
    HAL_GPIO_WritePin(hblinker->de_re_port, hblinker->de_re_pin,
                     transmit ? GPIO_PIN_SET : GPIO_PIN_RESET);
}

bool LedBlinker_IsBlinking(LedBlinker_HandleTypeDef* hblinker) {
    return (hblinker != NULL) ? hblinker->blinking : false;
}

uint32_t LedBlinker_GetTimeSinceLastPacket(LedBlinker_HandleTypeDef* hblinker) {
    if (hblinker == NULL) return 0;
    
    if (hblinker->last_packet_tick == 0) return 0;
    
    return GetTick(hblinker) - hblinker->last_packet_tick;
}