105 lines
2.2 KiB
C
105 lines
2.2 KiB
C
/*
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******************************************************************************
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*
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* @file bat.c
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* @brief Voltage-based RC model gauge algorithm
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*
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*
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* @version 1.0
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* @date 2023/02/20 17:35:40
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* @author Alex Xu
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*
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* Copyright (c) 2013-2099,Tkplusemi Technology Co.,Ltd.
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* All Rights Reserved
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*
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* History:
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* Revision Date Author Desc
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* 1.0.0 2023/02/20 Alex build this file
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******************************************************************************
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*/
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#include "bat.h"
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#include "adc.h"
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idata uint8_t bat_level = 0;
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bit F_batlevel_low = 0; //电池低压
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#if BAT_VALUE
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#define C_offset_bat_level_MAX 50
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#define C_offset_bat_level_MIN 10
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#define C_bat_level_protect 0
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#define C_bat_level_lowpower 1
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bit F_batlevel_protect = 0; //低电保护
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idata uint8_t offset_bat_level = ( C_offset_bat_level_MAX + C_offset_bat_level_MIN ) / 2;
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#define C_batLevel_SetMax 10
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/*充电电池电压会浮高,具体电压需要测试。*/
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const uint16_t Boost_batlevel_Threshold[C_batLevel_SetMax] =
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{
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3350, //1
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3530, //2
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3580, //3
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3660, //4
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3730, //5
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3800, //6
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3900, //7
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3980, //8
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4050, //9
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4200 //10
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};
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void check_bat_level(void)
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{
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uint8_t i = 0;
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//get bat level
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#if ADC_ENABLE
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for(i=0; i < C_batLevel_SetMax; i++)
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{
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if( Vbat_Adc < Boost_batlevel_Threshold[i] )
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{
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break;
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}
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}
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#endif
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if( i > bat_level )
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{
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offset_bat_level++;
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}
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else
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{
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offset_bat_level--;
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}
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//debounce
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if( (offset_bat_level > C_offset_bat_level_MAX) || (offset_bat_level < C_offset_bat_level_MIN) )
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{
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//update
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bat_level = i;
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offset_bat_level = ( C_offset_bat_level_MAX + C_offset_bat_level_MIN ) / 2;
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}
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#if 1
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if( bat_level <= C_bat_level_protect )
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{
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F_batlevel_protect = 1;
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}
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else if( bat_level > ( C_bat_level_protect + 1 ) )
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{
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F_batlevel_protect = 0;
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}
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#endif
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if( bat_level <= C_bat_level_lowpower )
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{
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F_batlevel_low = 1;
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}
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else if( bat_level > (C_bat_level_lowpower + 1) )
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{
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F_batlevel_low = 0;
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}
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}
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#endif
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