对获取EF3返回锁存点功能，基本实现

HSI_HexagonMI_EF3/SevenOcean/CMMIO_SERIAL.H

@@ -130,6 +130,7 @@ public:
 	void hex2str(char* pszDest, byte* pbSrc, int nLen);
 	//字节数据转换为16进制字符串
 	CString HexToStr(const char* pData, int nLen);
+	int Receive(void* buf, int maxlen, bool sync);
 
 	DWORD Send(LPCSTR buffer, int l, BOOL needsResponse = FALSE) override;
 	//virtual DWORD Send(CString what);
@@ -191,9 +192,9 @@ public:
 	// BV Nov 2001: Made public
 	//	CRITICAL_SECTION m_QueueLock;
 	BOOL m_iRecvState; //接收状态 
-	INT m_iRecvBytes;  //接收字节数
-	INT m_iRecvCount;  //接收计数
-	INT m_iExpectBytes =0; //定义期望接收的数据长度
+	INT m_iRecvBytes; //接收字节数
+	INT m_iRecvCount; //接收计数
+	INT m_iExpectBytes = 0; //定义期望接收的数据长度
 	BOOL m_bDebug = true; //调试模式，默认关闭
 	unsigned char m_RecvData[MAX_RECIEVE_BUFFER_SIZE];
 };