/*
 ******************************************************************************
 *
 * @file     key.c
 * @brief    key module
 *                 
 *
 * @version  1.0
 * @date     2022/08/04   15:00:40
 * @author   Alex Xu
 *
 * Copyright (c) 2013-2099,Tkplusemi Technology Co.,Ltd.
 * All Rights Reserved
 *
 * History:
 * Revision          Date           Author            Desc
 * 1.0.0            2022/08/04      Alex          build this file
 ******************************************************************************/
 /*_____ I N C L U D E S ____________________________________________________*/
#include "key.h"
#include "system.h"
#include "led.h"
#include "sleep.h"

#if KEY_HALL_ENABLE
/******************************************************************************\
                          Macro definitions
\******************************************************************************/

/******************************************************************************\
                             Variables definitions
\******************************************************************************/
idata KEY_EVENT_E Event_key = 0;
 
bit Key_Press_short_irq = 0;
bit Key_Press_l_irq = 0;
bit Key_Press_ll_irq = 0;

//bit Key_short_Flag = 0;
bit Key_l_Flag = 0;
//bit Key_ll_Flag = 0;

bit Hall_Positive_Flg = 0;
bit Hall_Negative_Flg = 0;


/******************************************************************************\
                             Functions definitions
\******************************************************************************/

/*
 *******************************************************************************
 *             void Key_Init(void)
 *
 * Description : Hey Initialization
 *
 * Arguments   :

 * Returns     :

 * Notes       :
 *
 *******************************************************************************
 */
#if 0 
 void Key_Init(void)
{

	SFRADDR = MFP_CTL1;		//Set P05 as key Function
	SFRDATA &= ~0x3C;		
	SFRDATA |= 0x14;

	SFRADDR = PMU_CTL0;
	SFRDATA |= 0x02;		//Key Detect Enable

	//KEY_CTL = 0x04;	//Set all of the functions about KEY are enable.
}
#endif

/*
 *******************************************************************************
 *             void KEY_irq(void)
 *
 * Description : INT4 中断处理函数。判断按键中断类型。
 *
 * Arguments   : NONE

 * Returns     : NONE

 * Notes       : NONE
 *
 *******************************************************************************
 */
 void KEY_irq(void)
 {
 	uint8_t IRQ7_Status = 0;

	IRQ7_Status = IRQ_FLAG7;
	IRQ_FLAG7 = IRQ7_Status;
	
	if( IRQ7_Status & 0x10 )			//Key short press for 16ms-1s interrupt flag 
	{
		Key_Press_short_irq = 1;
		Event_key = KEY_EVENT_SHORT;
	}
	
	if( IRQ7_Status & 0x20 )			//Key long press for 2s interrupt flag and Key release interrupt flag
	{
		Key_Press_l_irq = 1;
		Event_key = KEY_EVENT_L_2S;
	}
	
	if( IRQ7_Status & 0x40 )			//Key super long press for 8s interrupt flag 
	{
		Key_Press_ll_irq = 1;	
		Key_Press_l_irq = 0;
		Event_key = KEY_EVENT_LL_8;
	}

	if( IRQ7_Status & 0x08 ) 
	{
		if( Key_Press_l_irq )
		{
			Key_Press_l_irq = 0;
			Key_l_Flag = 1;
		}
	}
	
	if( (IRQ7_Status & 0xF0) == 0xF0 )
	{
		gIrq_Event_Type |= KEY_IRQ_EVENT;
	}	
 }
/*
 *******************************************************************************
 *             void Key_Handler(void)
 *
 * Description : Key Handler --- 主循环中调用，调用周期10ms。其中长按(按键时间大于2s(or 3s))需要判断抬键动作才触发。
 					CoverStatus --- 充电仓盖子状态。（本函数提供对应Key事件标志位，后续应用待定）
 *
 * Arguments   : NONE

 * Returns     : NONE

 * Notes       : NONE
 *
 *******************************************************************************
 */

 void Key_Handler(void)
 {
	
	if( Key_l_Flag )
	{
		Key_Press_l_irq = 0;
		Key_l_Flag = 0;
		
		Event_key = KEY_EVENT_L_2S;

#ifdef LED_DISPLAY			

		LED_R_FLASH(500,8);

#endif

#ifdef _DEBUG_KEY		
		printf("long press\r\n");
#endif
	}

	if( Key_Press_ll_irq )
	{
		Key_Press_ll_irq = 0;
		
		Event_key = KEY_EVENT_LL_8;

#ifdef LED_DISPLAY		

		LED_R_FLASH(500,5);
#endif

#ifdef _DEBUG_KEY
		printf("supper long press\r\n");
#endif
	}	

	if( Key_Press_short_irq )
	{
		Key_Press_short_irq = 0;

		Event_key = KEY_EVENT_SHORT;

#ifdef LED_DISPLAY		
		LED_R_FLASH(500,3);
#endif

#ifdef _DEBUG_KEY
		printf("short press\r\n");
#endif

	}	
 }
/*
 *******************************************************************************
 *              void EX4_isr(void) interrupt Interrupt_Vector_IE4
 *
 * Description : System External Intterupt 4 
 *
 * Arguments   : NONE

 * Returns     : NONE

 * Notes       : NONE
 *
 *******************************************************************************
 */
 void EX4_isr(void) interrupt Interrupt_Vector_IE4
{	
	uint8_t IRQ10_Status = 0;

	IRQ10_Status = IRQ_FLAG10;
	IRQ_FLAG10 = IRQ10_Status;

	KEY_irq();
	
	if(IRQ10_Status & 0x08)
	{
		Hall_Negative_Flg = 1;
	}	
	else
	if(IRQ10_Status & 0x04)
	{
		Hall_Positive_Flg = 1;
	}
	
	if(IRQ10_Status & 0x0C)
	{
		gIrq_Event_Type |= HALL_IRQ_EVENT;		
	}
#if 0		
	if(!Enter_Sleep_Cnt_Restart_Flag)
	{
		Enter_Sleep_Cnt_Restart_Flag = 1;
	}
#endif
}

 #endif