#define STX		0X7E	//正文的開頭
#define	EXT		0XBB	//正文的結(jié)束

#define PWD_LEN 0x06	//密碼長度

/*錯誤值*/
#define ERR_NOCARD		0XA0	//沒有卡
#define ERR_CMDFAILED	0XA1	//指令執(zhí)行失敗
#define ERR_OVERFLOW	0XA2	//值溢出
#define ERR_COMMERR		0XFF	//通訊錯誤

/*命令值*/
//低級命令
#define CMD_RESET			0X10	//執(zhí)行一個軟復(fù)位
#define CMD_CLOSE			0X11	//關(guān)閉RC500
#define CMD_AUTHENOPWD		0X20	//密碼驗證
#define CMD_LOADPWD			0X21	//裝載密匙
#define CMD_REQUEST			0X27	//請求
#define CMD_ANTICOLL		0X28	//防碰撞
#define CMD_SELECT			0X29	//選擇
#define CMD_READBLOCK		0X40	//對一塊進行讀操作
#define CMD_WRITEBLOCK		0X50	//對一塊進行寫操作
#define CMD_VALUE			0X59	//值操作
#define CMD_ADDVAL			0X60	//對一個塊的值進行加操作
#define CMD_REDUCEVAL		0X61	//對一個塊的值進行減操作
#define CMD_COPYBLOCK		0X62	//把一塊的值復(fù)制到另一個塊
#define CMD_HALT			0X63	//暫停
#define CMD_CLOSEANTENNA	0X64	//關(guān)閉天線輸出數(shù)ms
//高級命令
#define CMD_SELONECARD		0X30	//選擇一張卡
#define CMD_SELCARDS		0X31	//多張卡選擇/卡列表
#define CMD_READBLOCKVAL	0X41	//讀一個塊的值
#define CMD_WRITEBLOCKVAL	0X51	//寫一個塊的值
//通信控制及其它
#define CMD_READADDR		0X70	//取讀卡器的地址號
#define CMD_SETPARAMETER	0X80	//讀卡器參數(shù)設(shè)置
#define CMD_READPARAMETER	0X81	//讀取讀卡器參數(shù)值
#define CMD_CONTROL			0X90	//讀卡器指示控制

void __stdcall zlg500_Reset(unsigned char addr);
void __stdcall zlg500_Close(unsigned char addr);
int __stdcall zlg500_AuthenPwd(unsigned char addr,unsigned char keytype,
							   unsigned char blocknr);
int __stdcall zlg500_LoadPwd(unsigned char addr,unsigned char keytype,
							 unsigned char keynr,unsigned char *key);
int __stdcall zlg500_Request(unsigned char addr,unsigned char questtype,
							 unsigned short &type);
int __stdcall zlg500_Anticoll(unsigned char addr,unsigned char bitcount,
							  unsigned long &snr);
int __stdcall zlg500_Select(unsigned char addr,unsigned long cardnr,
							unsigned char &size);
int __stdcall zlg500_ReadBlock(unsigned char addr,unsigned char blocknr,
							   unsigned char *blockdata);
int __stdcall zlg500_WriteBlock(unsigned char addr,unsigned char blocknr,
								unsigned char *blockdata);
int __stdcall zlg500_Value(unsigned char addr,unsigned char mode,
						   unsigned char blocknr,unsigned long val,
						   unsigned char desblocknr);
int __stdcall zlg500_AddVal(unsigned char addr,unsigned char blocknr,
							unsigned long addval);
int __stdcall zlg500_ReduceVal(unsigned char addr,unsigned char blocknr,
							   unsigned long reduceval);
int __stdcall zlg500_CopyBlock(unsigned char addr,unsigned char sourceblocknr,
							   unsigned char desblocknr);
int __stdcall zlg500_Halt(unsigned char addr);
int __stdcall zlg500_CloseAntenna(unsigned char addr,unsigned char time);

/////////////////////////////////////////////////////////////////////////

int __stdcall zlg500_SelCards(unsigned char addr,unsigned long selcardnr,
							  unsigned long *cardnrs,unsigned char &carnumbers);
int __stdcall zlg500_ReadBlockVal(unsigned char addr,unsigned char blocknr,
								  long &blockval);
int __stdcall zlg500_WriteBlockVal(unsigned char addr,unsigned char blocknr,
								   long blockval);
int __stdcall zlg500_ChangePwd(unsigned char addr,unsigned char sectornr,
							   unsigned char keytype,unsigned char *pwd);

/////////////////////////////////////////////////////////////////////////

int __stdcall zlg500_ReadAddr(unsigned char &devicenrs,unsigned char *deviceaddr);
int __stdcall zlg500_SetParameter(unsigned char addr,unsigned char parameter);
int __stdcall zlg500_ReadParameter(unsigned char addr,unsigned char &parameter);
int __stdcall zlg500_SetControl(unsigned char addr,
								unsigned char controltype,unsigned char acttime,
								unsigned char halttime,unsigned char actlen);

//////////////////////////////////////////////////////////////////////////
unsigned char __stdcall zlg500_GetLastErr();
short int __stdcall zlg500_init(int nport=1, int nbaud=9600);
void __stdcall zlg500_exit(void);