NB_APP_Code/src/UartTask.c

/****************************************************************************
 *
 * Copy right:   Qx.
 * File name:    UartTask.c
 * Description:  串口任务
 * History:      2021-03-05
 *
 * 2021-04-11:可以通过Ota线路升级Bms保护板
 ****************************************************************************/
#include "bsp.h"
#include "bsp_custom.h"
#include "osasys.h"
#include "ostask.h"
#include "queue.h"
#include "ps_event_callback.h"
#include "cmisim.h"
#include "cmimm.h"
#include "cmips.h"
#include "sockets.h"
#include "psifevent.h"
#include "ps_lib_api.h"
#include "lwip/netdb.h"
//#include <cis_def.h>
#include "debug_log.h"
#include "slpman_ec616.h"
#include "plat_config.h"
#include "ec_tcpip_api.h"
#include "hal_module_adapter.h"
#include "UartTask.h"
#include "MainTask.h"
#include <stdlib.h>
#include "app.h"
#include "numeric.h"
#include "Fota.h"
#include "signal.h"
//全局变量输入区
extern UINT32 Timer_count;
extern volatile BOOL Sleep_flag; 
extern AppNVMDataType AppNVMData;
extern AppDataBody AppDataInfo;
//全局变量输出区
BOOL UartBattInfoRecvFlag  = false;
QueueHandle_t UartWriteCmdHandle = NULL;
UINT8 BattChrgEndFlag;
//

extern ARM_DRIVER_USART Driver_USART1;
static ARM_DRIVER_USART *USARTdrv = &Driver_USART1;
volatile bool isRecvTimeout = false;
volatile bool isRecvComplete = false;

//线程声明区
static StaticTask_t             gProcess_Uart_Task_t;
static UINT8                  gProcess_Uart_TaskStack[PROC_UART_TASK_STACK_SIZE];
static osThreadId_t           UartTaskId = NULL;
static process_Uart             gProcess_Uart_Task = PROCESS_UART_STATE_IDLE;
#define PROC_UART_STATE_SWITCH(a)  (gProcess_Uart_Task = a)

//函数声明区
void USART_callback(uint32_t event);
UINT8 Uart_DataRecv_func(UINT8* Uart_Read_Msg,UINT8* Uart_Recv_Buffer);
static BOOL uartBattInfoDecode(UINT8* dataPtr);
UINT8 Uart_WriteCmd_func(Uart_Write_Data_Type UartWriteData);
UINT16 crc_chk(UINT8* data, UINT8 length);
void battSOCDisplay(void);
void battErrorStateDisplay(void);
void battWarningStateDisplay(void);
void battLockStateDisplay(UINT8 lockState);
void relayPWMControl(void);
void SP_BMS_Update_Service(void);
BOOL BattHeaterSwitch(UINT8* heaterSwitch);
UINT16  encryptionAlgorithm (UINT16 plainText);
UINT8  decryptionAlgorithm (UINT16 cipherText);
UINT8 Uart_Encrypt_Send(void);

//BMS升级函数声明
UINT8 SP_BMS_Update_CheckSUM(UINT8* pSendData,UINT8 len);
void SP_BMS_Update_Service();
UINT8 SP_BMS_Update_Query(UINT8* pSend,UINT32 sendLen, UINT8* pRead, UINT32 readLen, UINT32 timeout);

//Uart线程任务区
static void UartTask(void* arg)
{
    USARTdrv->Initialize(USART_callback);
    USARTdrv->PowerControl(ARM_POWER_FULL);
    USARTdrv->Control(ARM_USART_MODE_ASYNCHRONOUS |
                      ARM_USART_DATA_BITS_8 |
                      ARM_USART_PARITY_NONE |
                      ARM_USART_STOP_BITS_1 |
                      ARM_USART_FLOW_CONTROL_NONE, 9600);
    PROC_UART_STATE_SWITCH(PROCESS_UART_STATE_ENCRYPT);
    UINT16  Reg_Num = 0;
    UINT16  Uart_Uds_LEN;
    UINT16  Uart_Recv_LEN;
	UINT32  currentTimerCount=0;
	BOOL uartReadSuccessFlag = false;
    Uart_Read_Msg_Type Uart_Read_Msg;
    Uart_Write_Data_Type UartWriteData; //Uart控制命令
    UartReadMsgType UartReadMsg;
    memset(&(UartReadMsg.UartFlag),0x00,sizeof(UartReadMsgType));
    if(UartWriteCmdHandle == NULL)//Uart控制命令传输指针
	{
		UartWriteCmdHandle = osMessageQueueNew(3,sizeof(Uart_Write_Data_Type), NULL);
	}
    //上电起始控制区域
    while (1)
    {
        switch (gProcess_Uart_Task)
        {
			case PROCESS_UART_STATE_ENCRYPT:
			{
				UINT8 EncryptFlag=0x00;
				UINT8 EncryptCount=0;
				while(EncryptFlag!=0x01&&EncryptCount<=3)
				{
					EncryptFlag = Uart_Encrypt_Send();
					EncryptCount++;
				}
				PROC_UART_STATE_SWITCH(PROCESS_UART_STATE_IDLE);
				break;
			}
            case PROCESS_UART_STATE_IDLE:
            {
                osDelay(100);
                if(Sleep_flag)
                {
                    PROC_UART_STATE_SWITCH(PROCESS_UART_STATE_SLEEP);
                }
                else if(Timer_count%10==0)
                {
                    #ifdef USING_PRINTF
                        printf("[%d]Uart Timer 5s:%d,Header:%x\n",__LINE__,Timer_count,UartReadMsg.Header[2]);
                    #endif
                    if(osMessageQueueGet(UartWriteCmdHandle,&UartWriteData,0,0)==osOK)
                    {
                        #ifdef USING_PRINTF
                            printf("[%d]UartWriteCmdHandle :%x\n",__LINE__,UartWriteData.WriteCmd);
                        #endif
                        PROC_UART_STATE_SWITCH(PROCESS_UART_STATE_WRITE);
                    }
                    else
                        PROC_UART_STATE_SWITCH(PROCESS_UART_STATE_READ);
                }
				if(UartReadMsg.Header[2]>0)
				{
					uartReadSuccessFlag = true;
				}
				else
				{
					uartReadSuccessFlag = false;
				}
				if(Timer_count-currentTimerCount >= 1)
				{
					if(AppNVMData.isBattLocked != 0)
					{
						battLockStateDisplay(TRUE);
					}
					if(uartReadSuccessFlag)
					{
						battSOCDisplay();
						battErrorStateDisplay();
					}
					// else
					// {
					// 	#ifdef USING_PRINTF
					// 		printf("battWarningStateDisplay\n");
					// 	#endif
					// 	battWarningStateDisplay();
					// }
				}
				currentTimerCount = Timer_count;
				if(BMS_Fota_update_flag)
				{
					PROC_UART_STATE_SWITCH(PROCESS_UART_STATE_UPDATE);
				}
				if(AppNVMData.isBattLocked==TRUE && ((UartReadMsg.data[(0x09+BATT_CELL_VOL_NUM+BATT_TEMP_NUM+2)*2+1])>>1)&0x03!=0x00)
				{
					UartWriteData.WriteCmd = 0x01;
					UartWriteData.Data[0] = 0x00;
					UartWriteData.Data[1] = 0x00;
					osMessageQueuePut(UartWriteCmdHandle,&UartWriteData,0,1000);
					PROC_UART_STATE_SWITCH(PROCESS_UART_STATE_READ);
				}
				else if (AppNVMData.isBattLocked==FALSE && ((UartReadMsg.data[(0x09+BATT_CELL_VOL_NUM+BATT_TEMP_NUM+2)*2+1])>>1)&0x03==0x00)
				{
					UartWriteData.WriteCmd = 0x01;
					UartWriteData.Data[0] = 0x00;
					UartWriteData.Data[1] = 0x03;
					osMessageQueuePut(UartWriteCmdHandle,&UartWriteData,0,1000);
					PROC_UART_STATE_SWITCH(PROCESS_UART_STATE_READ);
				}
                break;
            }
            case PROCESS_UART_STATE_READ:
            {
                
                Reg_Num = 0x21+BATT_CELL_VOL_NUM+BATT_TEMP_NUM + 2;//按照协议里面的0x21+X+N的结束地址
                Uart_Read_Msg.Bms_Address = BMS_ADDRESS_CODE;
                Uart_Read_Msg.Bms_Funcode = UART_READ_CODE;
                Uart_Read_Msg.Reg_Begin_H = 0x00;
                Uart_Read_Msg.Reg_Begin_L= 0x00;
                Uart_Read_Msg.Reg_Num_H = Reg_Num>>8;
                Uart_Read_Msg.Reg_Num_L = Reg_Num;
                Uart_Uds_LEN = Reg_Num*2;
                memset(UartReadMsg.Header,0x00,Uart_Uds_LEN);
                Uart_Recv_LEN = Uart_DataRecv_func((UINT8 *)&Uart_Read_Msg,UartReadMsg.Header);
				//osMutexRelease(UartMutex);
				if(Uart_Recv_LEN>0)
				{
					UartBattInfoRecvFlag =  TRUE;
					uartBattInfoDecode(UartReadMsg.data);
				}
				else
				{
					UartBattInfoRecvFlag =  FALSE;
				}
                UartReadMsg.len = Uart_Recv_LEN;
                PROC_UART_STATE_SWITCH(PROCESS_UART_STATE_IDLE);
                if( battWorkState ==0x02)
                {
                    BattChrgEndFlag=TRUE;
                }
                else
                {
                    BattChrgEndFlag=FALSE;
                }
				#ifdef USING_PRINTF1
					printf("\nUart_Recv_buffer:  ");
					for(int i=0;i<Uart_Recv_LEN;i++)
					{
						printf("%x ",*((UINT8 *)&UartReadMsg.Header+i));
					}
					printf("\n");
				#endif
                break;
            }
            case PROCESS_UART_STATE_WRITE:
            {
                Uart_WriteCmd_func(UartWriteData);
                PROC_UART_STATE_SWITCH(PROCESS_UART_STATE_IDLE);
                break;
            }
			case PROCESS_UART_STATE_UPDATE:
				SP_BMS_Update_Service();
				PROC_UART_STATE_SWITCH(PROCESS_UART_STATE_IDLE);
				BMS_Fota_update_flag = FALSE;
				break;
            case PROCESS_UART_STATE_SLEEP:
            {
                USARTdrv->PowerControl(ARM_POWER_LOW);
                while(TRUE)
                {
                    osDelay(60000/portTICK_PERIOD_MS);
                }
				osThreadExit();
                break;
            }

        }
    }
}




//Uart 接收的数据解码
static BOOL uartBattInfoDecode(UINT8* dataPtr)
{
	//BattInfoType battInfo;
	UINT8 i,temp=0;
    UINT8 TEMP_NUM = BATT_TEMP_NUM + BATT_OTHER_TEMP_NUM;
    UINT16 Batt_current;
    for(i=0;i<BATT_CELL_VOL_NUM;i++)
    {
		battCellU[i] = (dataPtr[(0x02+i)*2] << 8) | dataPtr[(0x02+i)*2 + 1];
    }
    
    battWorkState = (dataPtr[(0x03+BATT_CELL_VOL_NUM)*2+1])&0x03;//电池状态(原始数据)，0表示静置，1表示放电，2表示充电
    
    for(i=0; i<BATT_TEMP_NUM; i++)
    {
	    battCellTemp[i] = dataPtr[(0x06+BATT_CELL_VOL_NUM+i)*2+1];
    }
    MOSTemp = dataPtr[(0x06+BATT_CELL_VOL_NUM+BATT_TEMP_NUM)*2+1];
   	packTemp = dataPtr[(0x06+BATT_CELL_VOL_NUM+BATT_TEMP_NUM+1)*2+1];
    
    Batt_current = (dataPtr[(0x02+BATT_CELL_VOL_NUM)*2]<<8)|(dataPtr[(0x02+BATT_CELL_VOL_NUM)*2+1]);
    #ifdef USING_PRINTF
		printf("Batt_current = %x\n",Batt_current);
	#endif
    //原始数据：充电为负，放电为正
	if(battWorkState==0x02&&Batt_current>0x8000)
	{
		AppDataInfo.BattCurrentNegFlag = 1;
	}
	if(battWorkState==0x02&&Batt_current<0x8000)
	{
		AppDataInfo.BattCurrentNegFlag = -1;
	}
    if (Batt_current>0x8000) //为负，充电数据
    {
        Batt_current = (UINT16)((UINT16)(~(Batt_current))+1);
        Batt_current = Batt_current/10;
        Batt_current = -Batt_current*AppDataInfo.BattCurrentNegFlag + 0x2710;//平台数据：充电为负
        //Batt_current = Batt_current;
    }
    else  //为正，数据
    {
        Batt_current = Batt_current/10;
        Batt_current = Batt_current*AppDataInfo.BattCurrentNegFlag + 0x2710;//平台数据：充电为负
        //Batt_current = Batt_current;
    }
    battI = Batt_current;
	#ifdef USING_PRINTF
		printf("battI = %x\n",battI);
	#endif
    //bit0 ~ bit31 represent cell0 ~ cell31
    battBalanceoInfo  = dataPtr[(0x06+BATT_CELL_VOL_NUM+TEMP_NUM)*2+1] | (dataPtr[(0x06+BATT_CELL_VOL_NUM+TEMP_NUM)*2] <<8) + (dataPtr[(0x07+BATT_CELL_VOL_NUM+TEMP_NUM)*2+1]<<16) | (dataPtr[(0x07+BATT_CELL_VOL_NUM+TEMP_NUM)*2] <<24);

    bmsHwVersion = dataPtr[(0x08+BATT_CELL_VOL_NUM+TEMP_NUM)*2+1]; 
    bmsSwVersion = dataPtr[(0x08+BATT_CELL_VOL_NUM+TEMP_NUM)*2];    

    temp = ((dataPtr[(0x09+BATT_CELL_VOL_NUM+TEMP_NUM)*2+1])>>1)&0x03;    
    battMOSSwitchState = ((temp&0x01)<<1)|((temp&0x02)>>1);	
    if(AppNVMData.isBattLocked==TRUE)
    {
        battMOSSwitchState = battMOSSwitchState |(0x01<<2);
    }
    else
    {
        battMOSSwitchState = battMOSSwitchState |(0x00<<2);
    }
	battWarningState = (dataPtr[(0x09+BATT_CELL_VOL_NUM+TEMP_NUM)*2+0]<<16) | (dataPtr[(0x0A+BATT_CELL_VOL_NUM+TEMP_NUM)*2+0] << 8) |(dataPtr[(0x0A+BATT_CELL_VOL_NUM+TEMP_NUM)*2+1]);
    battSOC = dataPtr[(0x0B+BATT_CELL_VOL_NUM+TEMP_NUM)*2+1];
    battSOH = dataPtr[(0x0C+BATT_CELL_VOL_NUM+TEMP_NUM)*2+1];
	battPackVol =((dataPtr[(0x18+BATT_CELL_VOL_NUM+TEMP_NUM)*2])<<8|(dataPtr[(0x18+BATT_CELL_VOL_NUM+TEMP_NUM)*2+1]))/10;  //uint 100mV
	maxCellVol = (dataPtr[(0x19+BATT_CELL_VOL_NUM+TEMP_NUM)*2] << 8) | dataPtr[(0x19+BATT_CELL_VOL_NUM+TEMP_NUM)*2 + 1];
	minCellVol = (dataPtr[(0x1A+BATT_CELL_VOL_NUM+TEMP_NUM)*2] << 8) | dataPtr[(0x1A+BATT_CELL_VOL_NUM+TEMP_NUM)*2 + 1];

    battHeatEnableState = dataPtr[(0x1C+BATT_CELL_VOL_NUM+TEMP_NUM)*2+1]&0x01;
    
	
	
	maxCellTemp = 0x00;
	minCellTemp = 0xFF;
	for(i=0;i<BATT_TEMP_NUM;i++)
	{
		maxCellTemp = max(maxCellTemp,battCellTemp[i]);
		minCellTemp = min(minCellTemp,battCellTemp[i]);		
	}
	nbSwVersion = APPSWVERSION;
	nbHwVersion = HWVERSION;
	
    return true;
}






//Uart线程初始化
void UartTaskInit(void *arg)
{
    osThreadAttr_t task_attr;
    memset(&task_attr,0,sizeof(task_attr));
    memset(gProcess_Uart_TaskStack, 0xA5, PROC_UART_TASK_STACK_SIZE);
    task_attr.name = "Uart_Task";
    task_attr.stack_mem = gProcess_Uart_TaskStack;
    task_attr.stack_size = PROC_UART_TASK_STACK_SIZE;
    task_attr.priority = osPriorityBelowNormal7;
    task_attr.cb_mem = &gProcess_Uart_Task_t;
    task_attr.cb_size = sizeof(StaticTask_t);
    UartTaskId = osThreadNew(UartTask, NULL, &task_attr);
}
void UartTaskDeInit(void *arg)
{
    osThreadTerminate(UartTaskId);
    UartTaskId = NULL;
}
//函数区
//Uart回调程序
void USART_callback(uint32_t event)
{
    if(event & ARM_USART_EVENT_RX_TIMEOUT)
    {
        isRecvTimeout = true;
    }
    if(event & ARM_USART_EVENT_RECEIVE_COMPLETE)
    {
        isRecvComplete = true;
    }
}
//Uart校验程序
UINT16 crc_chk(UINT8* data, UINT8 length)
{  
    UINT8 j;
    UINT16 reg_crc=0xFFFF;
    while(length--)
    { 
        reg_crc ^= *data++;
        for(j=0;j<8;j++)
        { 
            if(reg_crc & 0x01)
            {
                reg_crc=(reg_crc>>1) ^ 0xA001;
            }
            else
            {
                reg_crc=reg_crc >>1;
            }
        }
    }
    return reg_crc;
}
//Uart写命令函数
UINT8 Uart_WriteCmd_func(Uart_Write_Data_Type UartWriteData)
{
    Uart_Write_Msg_Type Uart_Write_Msg;
    UINT16 RegAddress = 0x0000;
    UINT16 CRC_chk_buffer;
    UINT8 timeout = 0x00;
    UINT8 Uart_Recv_Buffer[8];
    switch (UartWriteData.WriteCmd)
    {
        case 0x01:
        {   
            RegAddress = 0x1B + BATT_CELL_VOL_NUM+BATT_TEMP_NUM+BATT_OTHER_TEMP_NUM;
            Uart_Write_Msg.Bms_Address = BMS_ADDRESS_CODE;
            Uart_Write_Msg.Bms_Funcode = UART_WRITE_CODE;
            Uart_Write_Msg.Reg_Begin_H = RegAddress>>8;
            Uart_Write_Msg.Reg_Begin_L = RegAddress;
            Uart_Write_Msg.Reg_Num_H = 0x00;
            Uart_Write_Msg.Reg_Num_L = 0x01;
            Uart_Write_Msg.Data_Count = 0x02;//要写入的字节数
            memcpy(Uart_Write_Msg.Data,UartWriteData.Data,2);
            CRC_chk_buffer = crc_chk((UINT8 *)&Uart_Write_Msg,sizeof(Uart_Write_Msg)-2);
            Uart_Write_Msg.CRC_L = CRC_chk_buffer;
            Uart_Write_Msg.CRC_H = CRC_chk_buffer>>8;
            break;
        }
        default:
        {
            UartWriteData.WriteCmd = 0x00;
            return 0;
            break;
        }
    }
    USARTdrv->Send((UINT8 *)&Uart_Write_Msg,sizeof(Uart_Write_Msg));
    #ifdef USING_PRINTF
        printf("Uart_Send_buffer:  ");
        for(int i=0;i<sizeof(Uart_Write_Msg);i++)
        {
            printf("%x ",*((UINT8 *)&Uart_Write_Msg+i));
        }
        printf("\n");
    #endif
    USARTdrv->Receive(Uart_Recv_Buffer,8);
    while((isRecvTimeout == false) && (isRecvComplete == false))
    {
        timeout++;
        osDelay(100);
        if (timeout>=10)
        {
            timeout =0;
            isRecvTimeout = true;
            break;
        }
    }
    if (isRecvComplete == true)
    {
        #ifdef USING_PRINTF
            printf("Uart_Rece_buffer: ");
            for(int i=0;i<8;i++)
            {
            printf("%x ",Uart_Recv_Buffer[i]);
            }
            printf("\n");
        #endif
        isRecvComplete = false;
        if(Uart_Recv_Buffer[1]==0x10)
        {
            return UartWriteData.WriteCmd;
        }
        else
        {
            return 0x00;
        }
    }
    else
    {
        isRecvTimeout = false;
        return 0x00;
    }
}
//Uart发送接收函数
UINT8 Uart_DataRecv_func(UINT8* Uart_Read_Msg,UINT8* Uart_Recv_Buffer)
{
    UINT16 CRC_Rece_buffer;
    UINT16 CRC_chk_buffer;
    UINT16 Data_Len ;
    UINT8 timeout = 0x00;
    Data_Len = (*(Uart_Read_Msg+4)|*(Uart_Read_Msg+5))*2+5;
    CRC_chk_buffer = crc_chk(Uart_Read_Msg,6);
    *(Uart_Read_Msg+6) = CRC_chk_buffer;
    *(Uart_Read_Msg+7)  = CRC_chk_buffer>>8;
    USARTdrv->Send(Uart_Read_Msg,8);
    #ifdef USING_PRINTF
        printf("Uart_Send_buffer:  ");
        for(int i=0;i<8;i++)
        {
            printf("%x ",*(Uart_Read_Msg+i));
        }
        printf("\n");
    #endif
    USARTdrv->Receive(Uart_Recv_Buffer,Data_Len);
	while(true)
    {
        timeout++;
        if((isRecvTimeout == true) || (isRecvComplete == true))
        {
            break;
        }
        else
        {
            osDelay(100);
            if (timeout>=50)
            {
                timeout =0;
                isRecvTimeout = true;
            }
        } 
    }
     #ifdef USING_PRINTF1
         printf("Uart_Rece_buffer1: ");
         for(int i=0;i<Data_Len;i++)
         {
         printf("%x ",*(Uart_Recv_Buffer+i));
         }
     #endif
    if (isRecvComplete == true)
    {
        isRecvComplete = false;
        CRC_Rece_buffer =*(Uart_Recv_Buffer+Data_Len-1)<<8|*(Uart_Recv_Buffer+Data_Len-2);
        CRC_chk_buffer = crc_chk(Uart_Recv_Buffer,Data_Len-2);
	    #ifdef USING_PRINTF1
	         printf("Uart_Rece_buffer after Crc: ");
	         for(int i=0;i<Data_Len;i++)
	         {
	         	printf("%x ",*(Uart_Recv_Buffer+i));
	   	     }
	         printf("\tcrcchk:%x,%x\n ",CRC_chk_buffer,CRC_Rece_buffer);
	    #endif
        if (CRC_Rece_buffer == CRC_chk_buffer)//满足校验
        {
            return Data_Len;//此处指针移位出现重启问题
        }
        else //接收数据的校验不过
        {
            USARTdrv->Uninitialize();
            osDelay(1000);
            USARTdrv->Initialize(USART_callback);
            USARTdrv->PowerControl(ARM_POWER_FULL);
            USARTdrv->Control(ARM_USART_MODE_ASYNCHRONOUS |
                      ARM_USART_DATA_BITS_8 |
                      ARM_USART_PARITY_NONE |
                      ARM_USART_STOP_BITS_1 |
                      ARM_USART_FLOW_CONTROL_NONE, 9600);
            memset(Uart_Recv_Buffer,0xff,Data_Len);
            return 0;
        }
    }
    else
    {
        memset(Uart_Recv_Buffer,0x00,Data_Len);
        isRecvTimeout = false;
        return 0;
    }
}


/**
  \fn   BOOL BattHeaterSwitch(UINT8* heaterSwitch)
  \param[in]  (UINT8*) heaterSwitch: the heater switch state
  \brief    according to the current switch state and all the cell temp, it will turn on/off the switch
  \return   (BOOL) isNeedtoSwitch: true: need to send cmd to turn on/off the switch
  								 false: do not need to do anything
*/
BOOL BattHeaterSwitch(UINT8* heaterSwitch)
{
	BOOL isNeedtoSwitch = FALSE;
	
	UINT8 i =0;	
	UINT8 currentSwitchState = 0;
	//get the current switch state and the cell temp
	currentSwitchState = battMOSSwitchState & 0x01;
	if(currentSwitchState==0) 	//当前状态为关闭，判断是否应该开启
	{
		if(minCellTemp<=5+40 && maxCellTemp<25+40 && battSOC>=12)//温度偏移为40 
		{
			*heaterSwitch = 1;
			isNeedtoSwitch = true;
		}
	}
	else  						//当前状态为开启，判断是否应该关闭
	{
		if(minCellTemp>10+40 || maxCellTemp>30+40 || battSOC<10)
		{
			*heaterSwitch = 0;
			isNeedtoSwitch= true;
		}
	}
	return isNeedtoSwitch;
}

void battSOCDisplay()
{
	
	static UINT8 lightTimer = 0;
	UINT8 socLowLEDFlashPeriod = 10;//10*100 = 1000ms
	UINT8 chargeLEDFlashPeriod = 6;//6*100 = 600ms
	float dutyRatio = 0.4;
	UINT8 temp;

	if(AppNVMData.isBattLocked == TRUE)
	{
		return;
	}
	if(UartBattInfoRecvFlag == true)
	{ 
		lightTimer++;
		
		if(battWorkState == 0||battWorkState == 1)  //静置或放电状态
		{
			if(battSOC<=10)
			{
				if(lightTimer<(UINT8)(socLowLEDFlashPeriod*dutyRatio))
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_ON);
					NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				}
				else if(lightTimer>=(UINT8)(socLowLEDFlashPeriod*dutyRatio) && lightTimer<socLowLEDFlashPeriod)
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				}
				else
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
					lightTimer = 0;
				}			
			}	
			else if(battSOC>10&&battSOC<=25)
			{
				NetSocDisplay(LED_SOC_0,LED_TURN_ON);
				NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
				NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
				NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				lightTimer = 0;
			}
			else if(battSOC>25&&battSOC<=50)
			{
				NetSocDisplay(LED_SOC_0,LED_TURN_ON);
				NetSocDisplay(LED_SOC_1,LED_TURN_ON);
				NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
				NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				lightTimer = 0;
			}
			else if(battSOC>50&&battSOC<=75)
			{
				NetSocDisplay(LED_SOC_0,LED_TURN_ON);
				NetSocDisplay(LED_SOC_1,LED_TURN_ON);
				NetSocDisplay(LED_SOC_2,LED_TURN_ON);
				NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				lightTimer = 0;
			}
			else if(battSOC>75&&battSOC<=100)
			{
				NetSocDisplay(LED_SOC_0,LED_TURN_ON);
				NetSocDisplay(LED_SOC_1,LED_TURN_ON);
				NetSocDisplay(LED_SOC_2,LED_TURN_ON);
				NetSocDisplay(LED_SOC_3,LED_TURN_ON);
				lightTimer = 0;
			}
		}
		else if(battWorkState == 2)
		{
			if(battSOC<=25)
			{
				if(lightTimer<(UINT8)(chargeLEDFlashPeriod*dutyRatio))
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_ON);
					NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				}
				else if(lightTimer>=(UINT8)(chargeLEDFlashPeriod*dutyRatio) && lightTimer<chargeLEDFlashPeriod)
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				}
				else
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
					lightTimer = 0;
				}			
			}	
			else if(battSOC>25&&battSOC<=50)
			{
				if(lightTimer<(UINT8)(chargeLEDFlashPeriod*dutyRatio))
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_ON);
					NetSocDisplay(LED_SOC_1,LED_TURN_ON);
					NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				}
				else if(lightTimer>=(UINT8)(chargeLEDFlashPeriod*dutyRatio) && lightTimer<chargeLEDFlashPeriod)
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_ON);
					NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				}
				else
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_ON);
					NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);
					lightTimer = 0;
				}
			}
			else if(battSOC>50&&battSOC<=75)
			{
				if(lightTimer<(UINT8)(chargeLEDFlashPeriod*dutyRatio))
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_ON);
					NetSocDisplay(LED_SOC_1,LED_TURN_ON);
					NetSocDisplay(LED_SOC_2,LED_TURN_ON);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				}
				else if(lightTimer>=(UINT8)(chargeLEDFlashPeriod*dutyRatio) && lightTimer<chargeLEDFlashPeriod)
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_ON);
					NetSocDisplay(LED_SOC_1,LED_TURN_ON);
					NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				}
				else
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_ON);
					NetSocDisplay(LED_SOC_1,LED_TURN_ON);
					NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);
					lightTimer = 0;
				}

			}
			else if(battSOC>75&&battSOC<=97)
			{
				if(lightTimer<(UINT8)(chargeLEDFlashPeriod*dutyRatio))
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_ON);
					NetSocDisplay(LED_SOC_1,LED_TURN_ON);
					NetSocDisplay(LED_SOC_2,LED_TURN_ON);
					NetSocDisplay(LED_SOC_3,LED_TURN_ON);	
				}
				else if(lightTimer>=(UINT8)(chargeLEDFlashPeriod*dutyRatio) && lightTimer<chargeLEDFlashPeriod)
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_ON);
					NetSocDisplay(LED_SOC_1,LED_TURN_ON);
					NetSocDisplay(LED_SOC_2,LED_TURN_ON);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
				}
				else
				{
					NetSocDisplay(LED_SOC_0,LED_TURN_ON);
					NetSocDisplay(LED_SOC_1,LED_TURN_ON);
					NetSocDisplay(LED_SOC_2,LED_TURN_ON);
					NetSocDisplay(LED_SOC_3,LED_TURN_OFF);	
					lightTimer = 0;
				}
			}
			else if(battSOC>97&&battSOC<=100)
			{
				NetSocDisplay(LED_SOC_0,LED_TURN_ON);
				NetSocDisplay(LED_SOC_1,LED_TURN_ON);
				NetSocDisplay(LED_SOC_2,LED_TURN_ON);
				NetSocDisplay(LED_SOC_3,LED_TURN_ON);	
			}		
		}
	}
	
}

void battErrorStateDisplay()
{	
	static UINT8  errorLightTimer = 0;
	//static UINT32 currentTimerCount=0;
	
	UINT8  errorLEDFlashPeriod = 6;//600ms
	float errorDutyRatio = 0.4;

	if(AppNVMData.isBattLocked == TRUE)
	{
		return;
	}
	
	if(UartBattInfoRecvFlag == true)
	{	
	
		errorLightTimer++;

		if(battWarningState != 0)
		{
			if(errorLightTimer<(UINT8)(errorLEDFlashPeriod*errorDutyRatio)) 
			{	
				
				FaultDisplay(LED_TURN_ON);
				
			}
			else if(errorLightTimer>=(UINT8)(errorLEDFlashPeriod*errorDutyRatio) && errorLightTimer<errorLEDFlashPeriod)
			{
				
				FaultDisplay(LED_TURN_OFF);
				
			}
			else
			{
				
				FaultDisplay(LED_TURN_OFF);
				errorLightTimer = 0;			
			}
			
		}
		else
		{
			FaultDisplay(LED_TURN_OFF);
			errorLightTimer = 0;
		}	
	}
}

void battWarningStateDisplay()
{
	static UINT8  warningLightTimer = 0;
	//static UINT32 currentTimerCount=0;
	
	UINT8  warningLEDFlashPeriod = 6;//600ms
	float warningDutyRatio = 0.4;

	if(AppNVMData.isBattLocked == TRUE)
	{
		return;
	}
	
	if(UartBattInfoRecvFlag == false)
	{		
		warningLightTimer++;

		//if(battWarningState != 0)
		{
			if(warningLightTimer<(UINT8)(warningLEDFlashPeriod*warningDutyRatio)) 
			{			
				NetSocDisplay(LED_SOC_0,LED_TURN_ON);
				FaultDisplay(LED_TURN_ON);
				
			}
			else if(warningLightTimer>=(UINT8)(warningLEDFlashPeriod*warningDutyRatio) && warningLightTimer<warningLEDFlashPeriod)
			{
				NetSocDisplay(LED_SOC_0,LED_TURN_OFF);
				FaultDisplay(LED_TURN_OFF);
				
			}
			else
			{
				NetSocDisplay(LED_SOC_0,LED_TURN_OFF);
				FaultDisplay(LED_TURN_OFF);
				warningLightTimer = 0;			
			}
			
		}
			
	}

}


void battLockStateDisplay(UINT8 lockState)
{
	static UINT8 currentState = 0;
	static UINT8  errorLightTimer = 0;
	//static UINT32 currentTimerCount=0;
	
	UINT8  errorLEDFlashPeriod = 10;//1000ms
	float errorDutyRatio = 0.4;
	
	//printf("lockState = %d\ncurrent State = %d\n",lockState,currentState);
	if(lockState==0)//no error
	{
		if(currentState!=lockState)
		{
			NetSocDisplay(LED_SOC_0,LED_TURN_OFF);
			NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
			NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
			NetSocDisplay(LED_SOC_3,LED_TURN_OFF);
			FaultDisplay(LED_TURN_OFF);
			currentState = lockState;
			errorLightTimer = 0;
		}
		else
		{
			return;
		}

	}
	else  // error occurred, errorState = 1
	{
		if(errorLightTimer<(UINT8)(errorLEDFlashPeriod*errorDutyRatio)) 
		{	
			NetSocDisplay(LED_SOC_0,LED_TURN_ON);
			NetSocDisplay(LED_SOC_1,LED_TURN_ON);
			NetSocDisplay(LED_SOC_2,LED_TURN_ON);
			NetSocDisplay(LED_SOC_3,LED_TURN_ON);
			FaultDisplay(LED_TURN_ON);
			
		}
		else if(errorLightTimer>=(UINT8)(errorLEDFlashPeriod*errorDutyRatio) && errorLightTimer<errorLEDFlashPeriod)
		{
			NetSocDisplay(LED_SOC_0,LED_TURN_OFF);
			NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
			NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
			NetSocDisplay(LED_SOC_3,LED_TURN_OFF);
			FaultDisplay(LED_TURN_OFF);			
		}
		else
		{
			NetSocDisplay(LED_SOC_0,LED_TURN_OFF);
			NetSocDisplay(LED_SOC_1,LED_TURN_OFF);
			NetSocDisplay(LED_SOC_2,LED_TURN_OFF);
			NetSocDisplay(LED_SOC_3,LED_TURN_OFF);
			FaultDisplay(LED_TURN_OFF);
			errorLightTimer = 0;			
		}		
	}	
	errorLightTimer++;
}

void relayPWMControl()
{
	static UINT8 timerCount=0;
	//printf("timerCout=%d\n",timerCount);
	if(timerCount<2)
	{
		relayControl(TRUE);
		timerCount++;
	}
	else if(timerCount>=2 && timerCount<5)
	{
		relayControl(FALSE);
		timerCount++;
	}
	else
	{
		relayControl(FALSE);
		timerCount = 0;
	}
}



UINT8  decryptionAlgorithm (UINT16 cipherText)
{
	UINT16 plainText = 1;	
	UINT16 publicKeyD = 43;
	UINT16 publicKeyN = 10961;
	cipherText = cipherText % publicKeyN;
	while(publicKeyD >0)
	{
		if(publicKeyD % 2 ==1)
		{			
			plainText = plainText * cipherText % publicKeyN;
		}
		publicKeyD = publicKeyD/2;		
		cipherText = (cipherText * cipherText) % publicKeyN;
	}
	return (UINT8)plainText;
}

UINT16  encryptionAlgorithm (UINT16 plainText)
{
	UINT16 cipherText = 1; 
	UINT16 privateKeyE = 37507;
	UINT16 privateKeyN = 10961;
	plainText = plainText % privateKeyN;
	while(privateKeyE >0)
	{
	if(privateKeyE % 2 ==1)
	{   
	cipherText =  ( cipherText * plainText) % privateKeyN;
	}
	privateKeyE = privateKeyE/2;  
	plainText = (plainText * plainText) % privateKeyN;
	}
	return cipherText;
}
UINT8 Uart_Encrypt_Send()
{
	UINT8 SeedNumberArrray[4]={0x38,0x56,0xfe,0xac};
	UINT16 EncodeNumberArray[4];
	UINT8 UartEncryptBuffer[17];
	UINT8 UartDecryptBuffer[5];
	UINT16 CRC_chk_buffer;
	UINT8 timeCount = 0;
	UartEncryptBuffer[0] = BMS_ADDRESS_CODE;
	UartEncryptBuffer[1] = UART_ENCRYPT_CODE;
	UartEncryptBuffer[2] = 0x0c;
	for(int i=0;i<4;i++)
	{
		SeedNumberArrray[i]=rand();
		EncodeNumberArray[i] = encryptionAlgorithm(SeedNumberArrray[i]);
		UartEncryptBuffer[i+3] = SeedNumberArrray[i];
		UartEncryptBuffer[i*2+7] = EncodeNumberArray[i]>>8;
		UartEncryptBuffer[i*2+8] = EncodeNumberArray[i];
	}
	CRC_chk_buffer = crc_chk(UartEncryptBuffer,17-2);
	UartEncryptBuffer[15] = CRC_chk_buffer;
	UartEncryptBuffer[16] = CRC_chk_buffer>>8;
	USARTdrv->Send(UartEncryptBuffer,17);
	USARTdrv->Receive(UartDecryptBuffer,5); 
	while((isRecvTimeout == false) && (isRecvComplete == false))
	{
		timeCount++;
		osDelay(100);
		if (timeCount>=10)
		{
			timeCount =0;
			isRecvTimeout = true;
			break;
		}
	}
	#ifdef USING_PRINTF
		printf("Uart_Rece_buffer: ");
		for(int i=0;i<5;i++)
		{
		printf("%x ",UartDecryptBuffer[i]);
		}
    #endif	
	if (isRecvComplete == true)
	{
		isRecvComplete = false;
		return UartDecryptBuffer[2];
	}
	else
	{
		isRecvTimeout = false;
		return 0x03;
	}
}




/*-----------------------------------------------------------------------------*/
void SP_BMS_Update_Service() //超力源BMS升级服务
{
	
	UINT8 errorCount = 0;
	UINT8 resetCount = 0;	
	UINT16 currentPackage = 0;	
	UINT32 updateDataTotalByteLen = 0;
	UpdateStep updateStep = UPDATE_STEP_CHECK_VERSION;	
	
	UINT8 i,j,ret=0;
	UINT8 dataLen = 0;
		
	UINT8 pUpdateMsgSend[80];
	UINT32 updateMsgSendLen = 0;	
	UINT32 currentPackageStartAddr = 0;
	BMS_Update_Recv_Msg_Type pUpdateMsgRecv;
	UINT8 bmsUpdateFlag = 1;
	//BMS_Update_Recv_Msg_Type bmsMsg;
	//static UpdateStep step = UPDATE_STEP_CHECK_VERSION;
	UINT8 Cycle_conut = 0;
	while(bmsUpdateFlag && Cycle_conut<2)
	{
		switch (updateStep)
		{
			case UPDATE_STEP_CHECK_VERSION:

				dataLen = 0;
				updateMsgSendLen = 7;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x01; //read
				pUpdateMsgSend[3] = 0x03;	//data len
				pUpdateMsgSend[4] = 0x90;	//cmd
				pUpdateMsgSend[5] = 0x93;	//checksum
				pUpdateMsgSend[6] = 0xF5;	//end flag		
				//printf("updateMsgSendLen0 = %x\n",updateMsgSendLen);
				memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
				ret = SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv),sizeof(BMS_Update_Recv_Msg_Type), 500);
				//printf("updateMsgSendLen1 = %x\n",updateMsgSendLen);
				if(ret!=0)
				{
					if(pUpdateMsgRecv.startFlag == 0xEB && pUpdateMsgRecv.endFlag == 0xF5)
					{
						if(pUpdateMsgRecv.cmd == 0x90)
						{
							if(pUpdateMsgRecv.data != 0xFF)
							{
								updateStep = UPDATE_STEP_REQUEST_UPDATE;
								errorCount = 0;
							}
							else
							{
								updateStep = UPDATE_STEP_SET_BAUD_RATE;
								errorCount = 0;
							}
						}
						else
						{
							errorCount++;
						}
					}
					else
					{
						errorCount++;
					}
				}			
				else
				{
					errorCount++;
				}
				#ifdef USING_PRINTF1
							//printf("update step:%d\n",updateStep);
							printf("query:");
							
							for(j=0;j<updateMsgSendLen;j++)
							{
								printf("%x ",pUpdateMsgSend[j]);
							}
							
							printf("\nanswer:");
							for(j=0;j<sizeof(BMS_Update_Recv_Msg_Type);j++)
							{
								printf("%x ",*(((UINT8*)&pUpdateMsgRecv)+j));
							}
							printf("\n");
							printf("next update step:%d\n",updateStep);
				#endif
				if(errorCount>10)
				{
					updateStep = UPDATE_STEP_RESET;
					errorCount = 0;
				}
				osDelay(50);
				break;
			
			case UPDATE_STEP_REQUEST_UPDATE:
				dataLen = 1;
				updateMsgSendLen = 8;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x00; //write
				pUpdateMsgSend[3] = 0x04;	//data len
				pUpdateMsgSend[4] = 0x80;	//cmd
				pUpdateMsgSend[5] = 0x22;	//data
				pUpdateMsgSend[6] = 0xA6;	//check
				pUpdateMsgSend[7] = 0xF5;	//end flag
				memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
				ret = SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv), sizeof(BMS_Update_Recv_Msg_Type), 500);
				if(ret!=0)
				{
					if(pUpdateMsgRecv.startFlag == 0xEB && pUpdateMsgRecv.endFlag == 0xF5)
					{
						if(pUpdateMsgRecv.cmd == 0x80)
						{
							if(pUpdateMsgRecv.data == 0x33)
							{
								updateStep = UPDATE_STEP_START_UPDATE;
								errorCount = 0;
							}
							else
							{
								errorCount++;
							}						
						}
						else
						{
							errorCount++;
						}
					}
					else
					{
						errorCount++;
					}
				}			
				else
				{
					errorCount++;
				}

				if(errorCount>10)
				{
					updateStep = UPDATE_STEP_RESET;
					errorCount = 0;
				}
				
				#ifdef USING_PRINTF1
							printf("update step:%d\n",updateStep);
							printf("query:");
							for(j=0;j<updateMsgSendLen;j++)
							{
								printf("%x ",pUpdateMsgSend[j]);
							}
							printf("\nanswer:");
							for(j=0;j<sizeof(BMS_Update_Recv_Msg_Type);j++)
							{
								printf("%x ",*(((UINT8*)&pUpdateMsgRecv)+j));
							}
							printf("\n");
							printf("next update step:%d\n",updateStep);
				#endif
				osDelay(50);
				break;

			case UPDATE_STEP_START_UPDATE:
				dataLen = 1;
				updateMsgSendLen = 8;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x00; //write
				pUpdateMsgSend[3] = 0x04;	//data len
				pUpdateMsgSend[4] = 0x80;	//cmd
				pUpdateMsgSend[5] = 0x55;	//data
				pUpdateMsgSend[6] = 0xD9;	//check
				pUpdateMsgSend[7] = 0xF5;	//end flag
				memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
				ret = SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv), 0, 500);
				//updateStep = UPDATE_STEP_SET_BAUD_RATE;
				updateStep = UPDATE_STEP_CHECK_VERSION_AGAIN;//2021-04-09跳过波特率设置
				#ifdef USING_PRINTF1
							
							printf("query:");
							for(j=0;j<updateMsgSendLen;j++)
							{
								printf("%x ",pUpdateMsgSend[j]);
							}
							printf("\nanswer:");
							for(j=0;j<sizeof(BMS_Update_Recv_Msg_Type);j++)
							{
								printf("%x ",*(((UINT8*)&pUpdateMsgRecv)+j));
							}
							
							printf("\n");		
							printf("next update step:%d\n",updateStep);
				#endif
				break;
			case UPDATE_STEP_CHECK_VERSION_AGAIN:
				dataLen = 0;
				updateMsgSendLen = 7;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x01; //read
				pUpdateMsgSend[3] = 0x03;	//data len
				pUpdateMsgSend[4] = 0x90;	//cmd
				pUpdateMsgSend[5] = 0x93;	//checksum
				pUpdateMsgSend[6] = 0xF5;	//end flag		
				//printf("updateMsgSendLen0 = %x\n",updateMsgSendLen);
				memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
				ret = SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv),sizeof(BMS_Update_Recv_Msg_Type), 100);
				//printf("updateMsgSendLen1 = %x\n",updateMsgSendLen);
				if(ret!=0)
				{
					if(pUpdateMsgRecv.startFlag == 0xEB && pUpdateMsgRecv.endFlag == 0xF5)
					{
						if(pUpdateMsgRecv.cmd == 0x90)
						{
							if(pUpdateMsgRecv.data != 0xFF)
							{
								updateStep = UPDATE_STEP_RESET;
								errorCount = 0;
							}
							else
							{
								updateStep = UPDATE_STEP_SET_BAUD_RATE;
								errorCount = 0;
							}
						}
						else
						{
							errorCount++;
						}
					}
					else
					{
						errorCount++;
					}
				}			
				else
				{
					errorCount++;
				}
				#ifdef USING_PRINTF1
							//printf("update step:%d\n",updateStep);
							printf("query:");
							
							for(j=0;j<updateMsgSendLen;j++)
							{
								printf("%x ",pUpdateMsgSend[j]);
							}
							
							printf("\nanswer:");
							for(j=0;j<sizeof(BMS_Update_Recv_Msg_Type);j++)
							{
								printf("%x ",*(((UINT8*)&pUpdateMsgRecv)+j));
							}
							printf("\n");
							printf("next update step:%d\n",updateStep);
				#endif
				if(errorCount>10)
				{
					updateStep = UPDATE_STEP_RESET;
					errorCount = 0;
				}
				osDelay(50);
				break;
			case UPDATE_STEP_SET_BAUD_RATE:
				printf("start step %d\n",updateStep);
				dataLen = 4;
				updateMsgSendLen = 12;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x00; //write
				pUpdateMsgSend[3] = 0x08;	//data len
				pUpdateMsgSend[4] = 0x81;	//cmd
				pUpdateMsgSend[5] = 0x33;	//data
				pUpdateMsgSend[6] = 0x00;	//baud rate:9600
				pUpdateMsgSend[7] = 0x00;
				pUpdateMsgSend[8] = 0x25;
				pUpdateMsgSend[9] = 0x80;
				pUpdateMsgSend[10] = 0x61;	//check
				pUpdateMsgSend[11] = 0xF5;	//end flag
				#ifdef USING_PRINTF1
				printf("query:");
				for(j=0;j<updateMsgSendLen;j++)
				{
					printf("%x ",pUpdateMsgSend[j]);
				}
				printf("\n");
				#endif
				memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
				ret = SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv), sizeof(BMS_Update_Recv_Msg_Type), 500);
				printf("ret = %d\n",ret);
				if(ret!=0)
				{
					if(pUpdateMsgRecv.startFlag == 0xEB && pUpdateMsgRecv.endFlag == 0xF5)
					{
						if(pUpdateMsgRecv.cmd == 0x81)
						{
							if(pUpdateMsgRecv.data == 0x11)
							{
								updateStep = UPDATE_STEP_PREPARE_SEND_DATA_LEN;
								errorCount = 0;
							}
							else
							{
								errorCount++;
							}						
						}
						else
						{
							errorCount++;
						}
					}
					else
					{
						errorCount++;
					}
				}			
				else
				{
					errorCount++;
				}

				if(errorCount>10)
				{
					updateStep = UPDATE_STEP_RESET;
					errorCount = 0;
				}
				
				#ifdef USING_PRINTF1
					//printf("update step:%d\n",updateStep);
					printf("query:");
					for(j=0;j<updateMsgSendLen;j++)
					{
						printf("%x ",pUpdateMsgSend[j]);
					}
					printf("\nanswer:");
					for(j=0;j<sizeof(BMS_Update_Recv_Msg_Type);j++)
					{
						printf("%x ",*(((UINT8*)&pUpdateMsgRecv)+j));
					}
					printf("\n");
					printf("next update step:%d\n",updateStep);
				#endif
				osDelay(50);
				break;
			
			
			case UPDATE_STEP_PREPARE_SEND_DATA_LEN:
				printf("start step %d\n",updateStep);
				dataLen = 1;
				updateMsgSendLen = 8;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x00; //write
				pUpdateMsgSend[3] = 0x04;	//data len
				pUpdateMsgSend[4] = 0x81;	//cmd
				pUpdateMsgSend[5] = 0x44;	//data
				pUpdateMsgSend[6] = 0xC9;	//check
				pUpdateMsgSend[7] = 0xF5;	//end flag
				memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
				ret = SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv), sizeof(BMS_Update_Recv_Msg_Type), 500);
				if(ret!=0)
				{
					if(pUpdateMsgRecv.startFlag == 0xEB && pUpdateMsgRecv.endFlag == 0xF5)
					{
						if(pUpdateMsgRecv.cmd == 0x81)
						{
							if(pUpdateMsgRecv.data == 0x11)
							{
								updateStep = UPDATE_STEP_SEND_DATA_LEN;
								errorCount = 0;
							}
							else
							{
								errorCount++;
							}						
						}
						else
						{
							errorCount++;
						}
					}
					else
					{
						errorCount++;
					}
				}			
				else
				{
					errorCount++;
				}

				if(errorCount>10)
				{
					updateStep = UPDATE_STEP_RESET;
					errorCount = 0;
				}
				
				#ifdef USING_PRINTF1
					//printf("update step:%d\n",updateStep);
					printf("query:");
					for(j=0;j<updateMsgSendLen;j++)
					{
						printf("%x ",pUpdateMsgSend[j]);
					}
					printf("\nanswer:");
					for(j=0;j<sizeof(BMS_Update_Recv_Msg_Type);j++)
					{
						printf("%x ",*(((UINT8*)&pUpdateMsgRecv)+j));
					}
					printf("\n");	
					printf("next update step:%d\n",updateStep);
				#endif
				osDelay(50);
				break;		
			case UPDATE_STEP_SEND_DATA_LEN:
				
				dataLen = 4;
				BSP_QSPI_Read_Safe(&updateDataTotalByteLen,FLASH_BMS_FOTA_START_ADDR,4);
				updateDataTotalByteLen = (((updateDataTotalByteLen)&0xFF)<<24)|(((updateDataTotalByteLen>>8)&0xFF)<<16)|(((updateDataTotalByteLen>>16)&0xFF)<<8)|(((updateDataTotalByteLen>>24)&0xFF));
				updateMsgSendLen = 11;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x00; //write
				pUpdateMsgSend[3] = 0x07;	//data len
				pUpdateMsgSend[4] = 0x82;	//cmd
				pUpdateMsgSend[5] = (updateDataTotalByteLen>>24)&0xFF;	//data: package byte len
				pUpdateMsgSend[6] = (updateDataTotalByteLen>>16)&0xFF;	
				pUpdateMsgSend[7] = (updateDataTotalByteLen>>8)&0xFF;	
				pUpdateMsgSend[8] = (updateDataTotalByteLen)&0xFF;
				pUpdateMsgSend[9] = SP_BMS_Update_CheckSUM(&pUpdateMsgSend[3], dataLen+2);	//check sum
				pUpdateMsgSend[10] = 0xF5;	//end flag
				
				memset((UINT8*)(&pUpdateMsgRecv),0,sizeof(BMS_Update_Recv_Msg_Type));
				ret = SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv), sizeof(BMS_Update_Recv_Msg_Type), 500);
				if(ret!=0)
				{
					if(pUpdateMsgRecv.startFlag == 0xEB && pUpdateMsgRecv.endFlag == 0xF5)
					{
						if(pUpdateMsgRecv.cmd == 0x81)
						{
							if(pUpdateMsgRecv.data == 0x11)
							{
								updateStep = UPDATE_STEP_PREPARE_SEND_UPDATE_DATA;
								errorCount = 0;
							}
							else
							{
								errorCount++;
							}						
						}
						else
						{
							errorCount++;
						}
					}
					else
					{
						errorCount++;
					}
				}			
				else
				{
					errorCount++;
				}

				if(errorCount>10)
				{
					updateStep = UPDATE_STEP_RESET;
					errorCount = 0;
				}
				
				#ifdef USING_PRINTF1
							//printf("update step:%d\n",updateStep);
							printf("query:");
							for(j=0;j<updateMsgSendLen;j++)
							{
								printf("%x ",pUpdateMsgSend[j]);
							}
							printf("\nanswer:");
							for(j=0;j<sizeof(BMS_Update_Recv_Msg_Type);j++)
							{
								printf("%x ",*(((UINT8*)&pUpdateMsgRecv)+j));
							}
							printf("\n");
							printf("next update step:%d\n",updateStep);
				#endif
				osDelay(50);
				break;	
				
			case UPDATE_STEP_PREPARE_SEND_UPDATE_DATA:
				dataLen = 1;
				updateMsgSendLen = 8;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x00; //write
				pUpdateMsgSend[3] = 0x04;	//data len
				pUpdateMsgSend[4] = 0x81;	//cmd
				pUpdateMsgSend[5] = 0x55;	//data
				pUpdateMsgSend[6] = 0xDA;	//check
				pUpdateMsgSend[7] = 0xF5;	//end flag
				memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
				ret = SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen,(UINT8*)(&pUpdateMsgRecv), sizeof(BMS_Update_Recv_Msg_Type), 500);
				if(ret!=0)
				{
					if(pUpdateMsgRecv.startFlag == 0xEB && pUpdateMsgRecv.endFlag == 0xF5)
					{
						if(pUpdateMsgRecv.cmd == 0x81)
						{
							if(pUpdateMsgRecv.data == 0x11)
							{
								updateStep = UPDATE_STEP_SEND_UPDATE_DATA;
								errorCount = 0;
							}
							else
							{
								errorCount++;
							}						
						}
						else
						{
							errorCount++;
						}
					}
					else
					{
						errorCount++;
					}
				}			
				else
				{
					errorCount++;
				}

				if(errorCount>10)
				{
					updateStep = UPDATE_STEP_RESET;
					errorCount = 0;
				}
				
				#ifdef USING_PRINTF1
					//printf("update step:%d\n",updateStep);
					printf("query:");
					for(j=0;j<updateMsgSendLen;j++)
					{
						printf("%x ",pUpdateMsgSend[j]);
					}
					printf("\nanswer:");
					for(j=0;j<sizeof(BMS_Update_Recv_Msg_Type);j++)
					{
						printf("%x ",*(((UINT8*)&pUpdateMsgRecv)+j));
					}
					printf("\n");	
					printf("next update step:%d\n",updateStep);
				#endif
				osDelay(50);
				break;
			case UPDATE_STEP_SEND_UPDATE_DATA:
				dataLen = 64;
				updateMsgSendLen = 75;
							
				for(currentPackage=0;currentPackage<updateDataTotalByteLen/64;currentPackage++)
				{
					currentPackageStartAddr = currentPackage*64;
				
					pUpdateMsgSend[0] = 0xEB; //start flag
					pUpdateMsgSend[1] = 0x01;	//add flag
					pUpdateMsgSend[2] = 0x00; //write
					pUpdateMsgSend[3] = 0x47;	//data len			
					pUpdateMsgSend[4] = 0x82;	//cmd
					pUpdateMsgSend[5] = (currentPackageStartAddr>>24)&0xFF;
					pUpdateMsgSend[6] = (currentPackageStartAddr>>16)&0xFF;
					pUpdateMsgSend[7] = (currentPackageStartAddr>>8)&0xFF;
					pUpdateMsgSend[8] = currentPackageStartAddr&0xFF;
					BSP_QSPI_Read_Safe(&pUpdateMsgSend[9], FLASH_BMS_FOTA_START_ADDR+4+currentPackage*dataLen, dataLen);  //data			
					pUpdateMsgSend[8+dataLen+1] = SP_BMS_Update_CheckSUM(&pUpdateMsgSend[3], dataLen+6);  //check sum
					pUpdateMsgSend[8+dataLen+2] = 0xF5;	//end flag
					memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
					ret = SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv), sizeof(BMS_Update_Recv_Msg_Type), 500);
					if(ret!=0)
					{
						if(pUpdateMsgRecv.startFlag == 0xEB && pUpdateMsgRecv.endFlag == 0xF5)
						{
							if(pUpdateMsgRecv.cmd == 0x81)
							{
								if(pUpdateMsgRecv.data == 0x11)
								{
									if(currentPackage+1 == updateDataTotalByteLen/64)
									{
										updateStep = UPDATE_STEP_SEND_DATA_END;
									}
									errorCount = 0;
								}
								else
								{
									errorCount++;
								}						
							}
							else
							{
								errorCount++;
							}
						}
						else
						{
							errorCount++;
						}
					}			
					else
					{
						errorCount++;
					}

					if(errorCount>10)
					{					
						updateStep = UPDATE_STEP_RESET;
						errorCount = 0;
						break;
					}
				#ifdef USING_PRINTF1
							//printf("update step:%d\n",updateStep);
							printf("query:");
							for(j=0;j<updateMsgSendLen;j++)
							{
								printf("%x ",pUpdateMsgSend[j]);
							}
							printf("\nanswer:");
							for(j=0;j<sizeof(BMS_Update_Recv_Msg_Type);j++)
							{
								printf("%x ",*(((UINT8*)&pUpdateMsgRecv)+j));
							}
							printf("\n");
							printf("next update step:%d\n",updateStep);
				#endif
				}
				osDelay(50);
				break;

			case UPDATE_STEP_SEND_DATA_END:
				dataLen = 1;
				updateMsgSendLen = 8;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x00; //write
				pUpdateMsgSend[3] = 0x04;	//data len
				pUpdateMsgSend[4] = 0x81;	//cmd
				pUpdateMsgSend[5] = 0x66;	//data
				pUpdateMsgSend[6] = 0xEB;	//check
				pUpdateMsgSend[7] = 0xF5;	//end flag
				memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
				ret = SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv), sizeof(BMS_Update_Recv_Msg_Type), 500);
				if(ret!=0)
				{
					if(pUpdateMsgRecv.startFlag == 0xEB && pUpdateMsgRecv.endFlag == 0xF5)
					{
						if(pUpdateMsgRecv.cmd == 0x81)
						{
							if(pUpdateMsgRecv.data == 0x11)
							{
								updateStep = UPDATE_STEP_START_INSTALL;
								errorCount = 0;
							}
							else
							{
								errorCount++;
							}						
						}
						else
						{
							errorCount++;
						}
					}
					else
					{
						errorCount++;
					}
				}			
				else
				{
					errorCount++;
				}

				if(errorCount>10)
				{
					updateStep = UPDATE_STEP_RESET;
					errorCount = 0;
				}
				
				#ifdef USING_PRINTF1
							//printf("update step:%d\n",updateStep);
							printf("query:");
							for(j=0;j<updateMsgSendLen;j++)
							{
								printf("%x ",pUpdateMsgSend[j]);
							}
							printf("\nanswer:");
							for(j=0;j<sizeof(BMS_Update_Recv_Msg_Type);j++)
							{
								printf("%x ",*(((UINT8*)&pUpdateMsgRecv)+j));
							}
							printf("\n");
							printf("next update step:%d\n",updateStep);
				#endif
				osDelay(50);
				break;			

			case UPDATE_STEP_START_INSTALL:
				dataLen = 1;
				updateMsgSendLen = 8;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x00; //write
				pUpdateMsgSend[3] = 0x04;	//data len
				pUpdateMsgSend[4] = 0x81;	//cmd
				pUpdateMsgSend[5] = 0x99;	//data
				pUpdateMsgSend[6] = 0x1E;	//check
				pUpdateMsgSend[7] = 0xF5;	//end flag
				memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
				SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv), 0, 500);
				
				updateStep = UPDATE_STEP_END;
				
				#ifdef USING_PRINTF1
							//printf("update step:%d\n",updateStep);
							printf("query:");
							for(j=0;j<updateMsgSendLen;j++)
							{
								printf("%x ",pUpdateMsgSend[j]);
							}
							printf("\nanswer:");
							for(j=0;j<sizeof(BMS_Update_Recv_Msg_Type);j++)
							{
								printf("%x ",*(((UINT8*)&pUpdateMsgRecv)+j));
							}
							printf("\n");	
							printf("next update step:%d\n",updateStep);
				#endif
				osDelay(50);
				break;
			case UPDATE_STEP_END:
				updateStep = UPDATE_STEP_CHECK_VERSION;
				printf("update end\n");
				bmsUpdateFlag = 0;
				break;
			case UPDATE_STEP_RESET:
				dataLen = 1;
				updateMsgSendLen = 8;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x00; //write
				pUpdateMsgSend[3] = 0x04;	//data len
				pUpdateMsgSend[4] = 0x81;	//cmd
				pUpdateMsgSend[5] = 0xAA;	//data
				pUpdateMsgSend[6] = 0x2F;	//check
				pUpdateMsgSend[7] = 0xF5;	//end flag
				memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
				SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv), 0, 500);
				osDelay(50);
				
				resetCount++;
				if(resetCount>=2)
				{
					updateStep = UPDATE_STEP_DOWNLOAD_BREAK_OFF;
					resetCount = 0;
				}
				else
				{
					updateStep = UPDATE_STEP_PREPARE_SEND_DATA_LEN;
				}
			#ifdef USING_PRINTF
				printf("update error!!\n rest and start send data lenth again!!\n continue update!\n");
			#endif
				break;
			case UPDATE_STEP_DOWNLOAD_BREAK_OFF:
				dataLen = 1;
				updateMsgSendLen = 8;
				pUpdateMsgSend[0] = 0xEB; //start flag
				pUpdateMsgSend[1] = 0x01;	//add flag
				pUpdateMsgSend[2] = 0x00; //write
				pUpdateMsgSend[3] = 0x04;	//data len
				pUpdateMsgSend[4] = 0x81;	//cmd
				pUpdateMsgSend[5] = 0xBB;	//data
				pUpdateMsgSend[6] = 0x40;	//check
				pUpdateMsgSend[7] = 0xF5;	//end flag
				memset((UINT8*)(&pUpdateMsgRecv) , 0, sizeof(BMS_Update_Recv_Msg_Type));
				SP_BMS_Update_Query(pUpdateMsgSend, updateMsgSendLen, (UINT8*)(&pUpdateMsgRecv), 0, 500);
				osDelay(50);
				updateStep = UPDATE_STEP_CHECK_VERSION;
				Cycle_conut++;
				break;
			case UPDATE_STEP_ERROR:
				updateStep = UPDATE_STEP_CHECK_VERSION;
				printf("update error end\n");
				bmsUpdateFlag = 0;
			break;

			default:
				updateStep = UPDATE_STEP_CHECK_VERSION;
				printf("update default end\n");
				bmsUpdateFlag = 0;
			break;
		}
	}
}

UINT8 SP_BMS_Update_Query(UINT8* pSend,UINT32 sendLen, UINT8* pRead, UINT32 readLen, UINT32 timeout)
{

	UINT8 timeCount = 0;
	UINT8 j=0;
	USARTdrv->Send(pSend,sendLen);
	#ifdef USING_PRINTF
		printf("query in:");
		for(j=0;j<sendLen;j++)
		{
			printf("%x ",*(pSend+j));
		}
		printf("\n");	
	#endif
	if(readLen>0)
	{
		USARTdrv->Receive(pRead,readLen);         
		while((isRecvTimeout == false) && (isRecvComplete == false))
		{
			timeCount++;
			osDelay(100);
			if (timeCount>=timeout/100)
			{
				timeCount =0;
				isRecvTimeout = true;
				break;
			}
		}
		#ifdef USING_PRINTF
			printf("\nanswer in:");
			for(j=0;j<readLen;j++)
			{
				printf("%x ",*(pRead+j));
			}
			printf("\n");
		#endif	
		if (isRecvComplete == true)
		{
			isRecvComplete = false;
			if(*(pRead+0)!=0xEB)
			{
				USARTdrv->Uninitialize();
				osDelay(100);
				USARTdrv->Initialize(USART_callback);
				USARTdrv->PowerControl(ARM_POWER_FULL);
				USARTdrv->Control(ARM_USART_MODE_ASYNCHRONOUS |
						ARM_USART_DATA_BITS_8 |
						ARM_USART_PARITY_NONE |
						ARM_USART_STOP_BITS_1 |
						ARM_USART_FLOW_CONTROL_NONE, 9600);
				#ifdef USING_PRINTF
					printf("\nuart reset in \n");	
				#endif
				return  0;
			}
			return readLen;
		}
		else
		{
			memset(pRead,0x00,readLen);
			isRecvTimeout = false;
			return 0;
		}
	}
	else
	{
			return 1;
	}
}


UINT8 SP_BMS_Update_CheckSUM(UINT8* pSendData,UINT8 len)
{
	UINT8 ret = 0;
	UINT8 i=0;
	for(i=0;i<len;i++)
	{
			ret +=*(pSendData+i);
	}
	return ret&0xFF;
}