/*****************************************************************************
 * Copyright (c) 2022, Nsing Technologies Pte. Ltd.
 *
 * All rights reserved.
 * ****************************************************************************
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the disclaimer below.
 *
 * Nsing' name may not be used to endorse or promote products derived from
 * this software without specific prior written permission.
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 * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY Nsing "AS IS" AND ANY EXPRESS OR
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/**
 * @file bsp_Tim_38K.c
 * @author Nsing
 * @version V1.2.2
 *
 * @copyright Copyright (c) 2022, Nsing Technologies Pte. Ltd. All rights reserved.
 */

#include "bsp_Tim_38K.h"

void ADVANCE_TIM_GPIO_Config(void)
{
    GPIO_InitType GPIO_InitStructure;

    /* Enable GPIO clock */
    RCC_EnableAPB2PeriphClk(PORTx_CLK, ENABLE);
    /* Initialize GPIO_InitStructure */
    GPIO_InitStruct(&GPIO_InitStructure);

    /* Configure PD9 as Out_PP */
    GPIO_InitStructure.Pin = PORTx_PIN;
    GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    GPIO_InitPeripheral(PORTx, &GPIO_InitStructure);
}

static void ADVANCE_TIM_NVIC_Config(void)
{
    NVIC_InitType NVIC_InitStructure;
    NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0);
    NVIC_InitStructure.NVIC_IRQChannel = ADVANCE_TIM_IRQ;
    NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
    NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;
    NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
    NVIC_Init(&NVIC_InitStructure);
}

static void ADVANCE_TIM_Mode_Config(void)
{
    TIM_TimeBaseInitType TIM_TimeBaseStructure;

    ADVANCE_TIM_APBxClock_FUN(ADVANCE_TIM_CLK, ENABLE);
    TIM_InitTimBaseStruct(&TIM_TimeBaseStructure);
    TIM_TimeBaseStructure.Period = ADVANCE_TIM_Period;
    TIM_TimeBaseStructure.Prescaler = ADVANCE_TIM_Prescaler;
    TIM_TimeBaseStructure.ClkDiv = TIM_CLK_DIV1;
    TIM_TimeBaseStructure.CntMode = TIM_CNT_MODE_UP;
    TIM_TimeBaseStructure.RepetCnt = 0;
    TIM_InitTimeBase(ADVANCE_TIM, &TIM_TimeBaseStructure);

    TIM_ClearFlag(ADVANCE_TIM, TIM_FLAG_UPDATE);
    TIM_ConfigInt(ADVANCE_TIM, TIM_INT_UPDATE, ENABLE);

    TIM_Enable(ADVANCE_TIM, ENABLE);
}

void ADVANCE_TIM_Init(void)
{
    ADVANCE_TIM_GPIO_Config();
    ADVANCE_TIM_NVIC_Config();
    ADVANCE_TIM_Mode_Config();
}

void ADVANCE_TIM_IRQHandler(void)
{
    if (TIM_GetIntStatus(ADVANCE_TIM, TIM_INT_UPDATE) != RESET)
    {
        TIM_ClrIntPendingBit(ADVANCE_TIM, TIM_FLAG_UPDATE);
        digitalToggle(PORTx, PORTx_PIN);
    }
}
