/***********************************************************************************************************************
* DISCLAIMER
* This software is supplied by Renesas Electronics Corporation and is only intended for use with Renesas products.
* No other uses are authorized. This software is owned by Renesas Electronics Corporation and is protected under all
* applicable laws, including copyright laws. 
* THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIESREGARDING THIS SOFTWARE, WHETHER EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NON-INFRINGEMENT.  ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED.TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY
* LAW, NEITHER RENESAS ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE FOR ANY DIRECT,
* INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR
* ITS AFFILIATES HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
* Renesas reserves the right, without notice, to make changes to this software and to discontinue the availability 
* of this software. By using this software, you agree to the additional terms and conditions found by accessing the 
* following link:
* http://www.renesas.com/disclaimer
*
* Copyright (C) 2015 Renesas Electronics Corporation. All rights reserved.
***********************************************************************************************************************/

/***********************************************************************************************************************
* File Name    : r_cg_icu.c
* Version      : Code Generator for RX231 V1.00.00.03 [10 Jul 2015]
* Device(s)    : R5F52318AxFP
* Tool-Chain   : CCRX
* Description  : This file implements device driver for ICU module.
* Creation Date: 2015/08/17
***********************************************************************************************************************/

/***********************************************************************************************************************
Pragma directive
***********************************************************************************************************************/
/* Start user code for pragma. Do not edit comment generated here */
/* End user code. Do not edit comment generated here */

/***********************************************************************************************************************
Includes
***********************************************************************************************************************/
#include "r_cg_macrodriver.h"
#include "r_cg_icu.h"
/* Start user code for include. Do not edit comment generated here */
/* End user code. Do not edit comment generated here */
#include "r_cg_userdefine.h"

/***********************************************************************************************************************
Global variables and functions
***********************************************************************************************************************/
/* Start user code for global. Do not edit comment generated here */
/* End user code. Do not edit comment generated here */

/***********************************************************************************************************************
* Function Name: R_ICU_Create
* Description  : This function initializes ICU module.
* Arguments    : None
* Return Value : None
***********************************************************************************************************************/
void R_ICU_Create(void)
{
    /* Disable IRQ0~7 interrupts */
    ICU.IER[0x08].BYTE = _00_ICU_IRQ0_DISABLE | _00_ICU_IRQ1_DISABLE | _00_ICU_IRQ2_DISABLE | _00_ICU_IRQ3_DISABLE | 
                         _00_ICU_IRQ4_DISABLE | _00_ICU_IRQ5_DISABLE | _00_ICU_IRQ6_DISABLE | _00_ICU_IRQ7_DISABLE;

    /* Set IRQ settings */
    ICU.IRQCR[1].BYTE = _04_ICU_IRQ_EDGE_FALLING;
    ICU.IRQCR[4].BYTE = _04_ICU_IRQ_EDGE_FALLING;

    /* Set IRQ1 priority level */
    IPR(ICU,IRQ1) = _0F_ICU_PRIORITY_LEVEL15;

    /* Set IRQ4 priority level */
    IPR(ICU,IRQ4) = _0F_ICU_PRIORITY_LEVEL15;

    /* Set IRQ1 pin */
    MPC.P31PFS.BYTE = 0x40U;
    PORT3.PDR.BYTE &= 0xFDU;
    PORT3.PMR.BYTE &= 0xFDU;

    /* Set IRQ4 pin */
    MPC.P34PFS.BYTE = 0x40U;
    PORT3.PDR.BYTE &= 0xEFU;
    PORT3.PMR.BYTE &= 0xEFU;
}
/***********************************************************************************************************************
* Function Name: R_ICU_IRQ1_Start
* Description  : This function enables IRQ1 interrupt.
* Arguments    : None
* Return Value : None
***********************************************************************************************************************/
void R_ICU_IRQ1_Start(void)
{
    /* Enable IRQ1 interrupt */
    IEN(ICU,IRQ1) = 1U; 
}
/***********************************************************************************************************************
* Function Name: R_ICU_IRQ1_Stop
* Description  : This function disables IRQ1 interrupt.
* Arguments    : None
* Return Value : None
***********************************************************************************************************************/
void R_ICU_IRQ1_Stop(void)
{
    /* Disable IRQ1 interrupt */
    IEN(ICU,IRQ1) = 0U; 
}
/***********************************************************************************************************************
* Function Name: R_ICU_IRQ4_Start
* Description  : This function enables IRQ4 interrupt.
* Arguments    : None
* Return Value : None
***********************************************************************************************************************/
void R_ICU_IRQ4_Start(void)
{
    /* Enable IRQ4 interrupt */
    IEN(ICU,IRQ4) = 1U; 
}
/***********************************************************************************************************************
* Function Name: R_ICU_IRQ4_Stop
* Description  : This function disables IRQ4 interrupt.
* Arguments    : None
* Return Value : None
***********************************************************************************************************************/
void R_ICU_IRQ4_Stop(void)
{
    /* Disable IRQ4 interrupt */
    IEN(ICU,IRQ4) = 0U; 
}

/* Start user code for adding. Do not edit comment generated here */

/*******************************************************************************
* Function Name: R_ICU_IRQIsFallingEdge
* Description  : This function returns 1 if the specified ICU_IRQ is set to
*                falling edge triggered, otherwise 0.
* Arguments    : uint8_t irq_no
* Return Value : 1 if falling edge triggered, 0 if not
*******************************************************************************/
uint8_t R_ICU_IRQIsFallingEdge (const uint8_t irq_no)
{
    uint8_t falling_edge_trig = 0x0;

    if (ICU.IRQCR[irq_no].BYTE & _04_ICU_IRQ_EDGE_FALLING)
    {
        falling_edge_trig = 1;
    }

    return falling_edge_trig;

}

/*******************************************************************************
* End of function R_ICU_IRQIsFallingEdge
*******************************************************************************/

/*******************************************************************************
* Function Name: R_ICU_IRQSetFallingEdge
* Description  : This function sets/clears the falling edge trigger for the
*                specified ICU_IRQ.
* Arguments    : uint8_t irq_no
*                uint8_t set_f_edge, 1 if setting falling edge triggered, 0 if
*                clearing
* Return Value : None
*******************************************************************************/
void R_ICU_IRQSetFallingEdge (const uint8_t irq_no, const uint8_t set_f_edge)
{
    if (1 == set_f_edge)
    {
        ICU.IRQCR[irq_no].BYTE |= _04_ICU_IRQ_EDGE_FALLING;
    }
    else
    {
        ICU.IRQCR[irq_no].BYTE &= (uint8_t) ~_04_ICU_IRQ_EDGE_FALLING;
    }
}

/******************************************************************************
* End of function R_ICU_IRQSetFallingEdge
*******************************************************************************/

/*******************************************************************************
* Function Name: R_ICU_IRQSetRisingEdge
* Description  : This function sets/clear the rising edge trigger for the
*                specified ICU_IRQ.
* Arguments    : uint8_t irq_no
*                uint8_t set_r_edge, 1 if setting rising edge triggered, 0 if
*                clearing
* Return Value : None
*******************************************************************************/
void R_ICU_IRQSetRisingEdge (const uint8_t irq_no, const uint8_t set_r_edge)
{
    if (1 == set_r_edge)
    {
        ICU.IRQCR[irq_no].BYTE |= _08_ICU_IRQ_EDGE_RISING;
    }
    else
    {
        ICU.IRQCR[irq_no].BYTE &= (uint8_t) ~_08_ICU_IRQ_EDGE_RISING;
    }
}

/******************************************************************************
* End of function R_ICU_IRQSetRisingEdge
*******************************************************************************/

/* End user code. Do not edit comment generated here */