com.h

一个循环冗余校验的程序

extern void  SetCom(char baudNum);

//extern void Rcv_Data(void) ;


//extern void  Send_instruction(unsigned char *str);

//extern void  Check_Key(void);

//extern unsigned char  Key_ch_Trans(unsigned char *str,unsigned char ch);

//extern void  Send_Key_CH(unsigned char ch);

//extern void  Send_Str(unsigned char *str);

//extern void  Send_xxx_char(unsigned char ch);

//extern void  Send_HEX_char(unsigned char ch);

//extern void  Send_HEX_Str(unsigned char *str,unsigned char n);

//extern void  Send_INT_char(unsigned int ch);