newdll.h

串口动态连接库

#ifdef _Windows
#define _WINDOWS
#endif

#ifdef NEWDLL
#define DLLAPI __declspec(dllexport)
#else
#define DLLAPI
#endif

#define uchar unsigned char
#define uint  unsigned int

DLLAPI HANDLE OpenComm(int port,int BaudRate,int ByteSize,int stop);

DLLAPI HANDLE OpenPort(int port);

DLLAPI int CloseComm();

DLLAPI int ReadComm(uchar *buffer,uint len);

DLLAPI int WriteComm(uchar *buffer,uint len);    
   
DLLAPI int WriteDataCode(uchar *buffer,uint dwCount);

DLLAPI int ConvertHexChar(char ch);

DLLAPI uchar String2Hex(char *str, unsigned char *senddata,int len);

DLLAPI bool IsDigit(uchar pCh);

DLLAPI int IsOpen(); 

DLLAPI void fdelay(int t);

DLLAPI void WaitMs(long t);

int CheckDate();

int StrToInt(char *s, int count);

OVERLAPPED overlapped;
               
HANDLE pComm;
BOOL   bOverlapped;
HANDLE event;