bms/Application/app/sox/health.h

#ifndef _HEALTH_H__
#define _HEALTH_H__
#include <stdint.h>
#include "bsp/shark_bsp.h"

#define MAX_CURRENT_FOR_CHARGER (30*1000) //最大充电电流20A
#define SIGLE_CELL_MAX_CHARGER_VOLTAGE (3650)//最大允许充电电压，3.9v,考虑到采样的误差取 3.88
#define MAX_CURRENT_FOR_DISCHARGER (120 * 1000) //软件采样的电流保护
#define AUX_SHORT_REAL_DIFF_VOLTAGE (5) //判断小电流是否真实短路的，端口压差
#define AUX_SHORT_DIFF_VOLTAGE (7.5f) //判断小电流是否保护，28欧姆上的电压,能抗300mA

/* 
 * xxx_over_temp: 表示过高温(温度过高)
 * xxx_under_temp: 表示过低温(温度过低)
*/
typedef struct {
	union {
		uint32_t i_status;
		struct {
			uint32_t charger_over_voltage:1;
			uint32_t discharger_lower_voltage:1; //关闭大电流输出
			uint32_t small_current_short:1;
			uint32_t load_current_short:1; //大电短路保护

			uint32_t charger_current:1; //不需要
			uint32_t discharger_current:1;
			uint32_t charger_over_current:1;
			uint32_t discharger_over_current:1;

			uint32_t res1 :1;//ST_TOTAL_CHRG
			uint32_t charger_cells_vol_diff_over:1; //充电cell的电压差异超过阈值
			uint32_t power_save:1;
			uint32_t powerdown_lower_voltage:1;

			uint32_t charger_lower_temp:1;
			uint32_t discharger_lower_temp:1;
			uint32_t charger_over_temp:1;
			uint32_t discharger_over_temp:1;

			uint32_t sigle_cell_lower_voltage:1; //关闭大电流输出
			uint32_t sigle_cell_over_voltage:1;
			uint32_t discharger_shutpower_voltage:1; //关闭动力
			uint32_t discharger_cell_shutpower_voltage:1; //关闭动力

			uint32_t hall_is_detected:1;
			uint32_t lower_temp_deny_charger:1;
			uint32_t lower_temp_deny_discharger:1;
			uint32_t over_temp_deny_charger:1;
			uint32_t over_temp_deny_discharger:1;

			uint32_t is_work_temp_normal:1;
			uint32_t small_current_real_short:1; //真实短路
		};
	};
	uint8_t    internal_resistance[CELLS_NUM];   //cell's internal resistance
	uint32_t      pd_time;
	uint32_t      b_flags;
}bms_health_t;

#define B_FLAGS_SINGLE_LOW_CURRENT 0x1
#define B_FLAGS_SINGLE_MID_CURRENT 0x2
#define B_FLAGS_SINGLE_BIG_CURRENT 0x4
#define B_FLAGS_SINGLE_LARGER_CURRENT 0x8

#define B_FLAGS_PACK_LOW_CURRENT 0x10
#define B_FLAGS_PACK_MID_CURRENT 0x20
#define B_FLAGS_PACK_BIG_CURRENT 0x40
#define B_FLAGS_PACK_LARGER_CURRENT 0x80


typedef struct {
	uint32_t soft_current_short;
	uint32_t hard_current_short;
	uint32_t aux_short;
	uint32_t aux_real_short;
	uint32_t cell_under_voltage;
	uint32_t pack_under_voltage;
	uint32_t discharger_high_temp;
	uint32_t discharger_lower_temp;
	uint32_t charger_high_temp;
	uint32_t charger_lower_temp;
	uint32_t uart_crc_error;
	uint32_t uart_len_error;
	uint32_t uart_dir_error;
}error_counts_t;

bms_health_t *bms_health(void);
void health_init(void);
void check_current_state(void);
void check_voltage_state(void);
void check_temp_state(void);
void health_process_aux_lock(void);
void health_stop_aux_detect(void);
uint32_t bms_health_pack_lower_voltage(void);
uint32_t bms_health_cell_lower_voltage(void);
void health_log(void);
#define health_is_low_current() (bms_health()->b_flags & (B_FLAGS_SINGLE_LOW_CURRENT | B_FLAGS_PACK_LOW_CURRENT))
#define health_is_mid_current() (bms_health()->b_flags & (B_FLAGS_SINGLE_MID_CURRENT | B_FLAGS_PACK_MID_CURRENT))
#define health_is_big_current() (bms_health()->b_flags & (B_FLAGS_SINGLE_BIG_CURRENT | B_FLAGS_PACK_BIG_CURRENT)) 
#define health_is_larger_current() (bms_health()->b_flags & (B_FLAGS_SINGLE_LARGER_CURRENT | B_FLAGS_PACK_LARGER_CURRENT)) 

#endif /* _HEALTH_H__ */