/*
 ******************************************************************************
 *
 * @file     bat.c
 * @brief    Voltage-based RC model gauge algorithm 
 *                 
 *
 * @version  1.0
 * @date     2023/02/20   17:35:40
 * @author   Alex Xu
 *
 * Copyright (c) 2013-2099,Tkplusemi Technology Co.,Ltd.
 * All Rights Reserved
 *
 * History:
 * Revision          Date           Author            Desc
 * 1.0.0            2023/02/20      Alex          build this file
 ******************************************************************************
 */
#include "bat.h"
#include "adc.h"
#include "hall.h"
#include "userapp.h"
#include "system.h"
#include "sleep.h"
#include "led.h"
#include "vox_module.h"
#include "charger_module.h"

uint8_t bat_level;

uint8_t bat_level_pdata;

bit F_batlevel_low;				//电池低压

bit Vox_Chg_TX_Flag;					//电池电压≤3.6V，Vox发电量码标志位，发完清零。

#if BAT_VALUE

#define C_offset_bat_level_MAX  		190
#define C_offset_bat_level_MIN  		10


bit F_batlevel_protect;			//低电保护

bit F_batlevel_lowprotect;		//低电保护，发码不升压

uint8_t offset_bat_level;

/*充电电池电压会浮高,具体电压需要测试。*/

#define C_batLevel_SetMax   11

const uint16_t Boost_batlevel_Threshold[C_batLevel_SetMax] = 
{
#if 0

	3200,	//0			
	
	3450,	//10%		
	
	3500,	//20%		
	
	3550,	//30%		
	
	3600,	//40%		
	
	3650,	//50%		
	
	3700,	//60%		
	
	3800,	//70%			
	
	3900,	//80%		
	
	4000,	//90%		
	
	4200   	//100%  
	
#else

	3050,	//0 		

	3200,	//10%
	
	3450,	//20%		

	3500,	//30%		

	3550,	//40%		

	3600,	//50%			

	3700,	//60%		

	3800,	//70%			

	3900,	//80%		

	4000,	//90%		

	4200	//100%	

#endif
};

const uint8_t batlev_data[C_batLevel_SetMax] = 
{
#if 0

	0x0A,	//0			0b001010
	
	0x13,	//10%		0b010011
	
	0x18,	//20%		0b011000
	
	0x19,	//30%		0b011001
	
	0x1A,	//40%		0b011010
	
	0x1B,	//50%		0b011011

	0x20,	//60%		0b100000
	
	0x22,	//70%		0b100010
	
	0x28,	//80%		0b101000
	
	0x2C,	//90%		0b101100
	
	0x32   	//100%  	0b110010

#else

	0x03,   //0			0b000011

	0x0A,	//10% 		0b001010

	0x13,	//20%		0b010011

	0x18,	//30%		0b011000

	0x19,	//40%		0b011001

	0x1A,	//50%		0b011010

	0x20,	//60%		0b100000

	0x22,	//70%		0b100010

	0x28,	//80%		0b101000

	0x2C,	//90%		0b101100

	0x32	//100%		0b110010

#endif
};
	
//uint8_t bat_level_bk = 0;

void check_bat_level(void)
{
    uint8_t i = 0;
	//static uint8_t bat_level;
	static uint8_t bat_level_bk;
    //get bat level
    
#if ADC_ENABLE

	for(i=0; i < C_batLevel_SetMax; i++)
	{	
		if( Vbat_Adc < Boost_batlevel_Threshold[i] )
		{
			break;
		}
	}
	
#endif

#if 1

	/*系统重启后，快速采集电量*/
	if( RST_FLAG )
	{
		RST_FLAG = 0;
		bat_level = i;	
	}
	
#endif

	if( i > bat_level )
   	{
   	   	offset_bat_level++;
   	}
   	else 
   	{
   	   	offset_bat_level--;
   	}
    
    //debounce
   	if( (offset_bat_level > C_offset_bat_level_MAX) || (offset_bat_level < C_offset_bat_level_MIN) )
   	{
   	   	//update
   	   	bat_level = i;

		if( bat_level_bk != bat_level )
		{
			bat_level_pdata = batlev_data[i];
			
			bat_level_bk = bat_level;
		}

		if( Vbat_Adc >= Boost_batlevel_Threshold[C_batLevel_SetMax - 1] )
		{
			bat_level_pdata = 0x32;
		}
		
   	   	offset_bat_level = ( C_offset_bat_level_MAX + C_offset_bat_level_MIN ) / 2;
   	}    

	if( bat_level <= C_bat_level_lowprotect )
    {
        F_batlevel_lowprotect = 1;
    }
		
    if( bat_level <= C_bat_level_protect )
    {
        F_batlevel_protect = 1;
    }
	 
    if( bat_level <= C_bat_level_lowpower )
    {
        F_batlevel_low = 1;
    }
}

#endif