sio.h

can口驱动程序！包括硬件的基本配置文件

void com_initialize (void);

void com_baudrate (  unsigned int baudrate);

char com_putchar ( unsigned char c);

char com_getchar (void);

unsigned char com_rbuflen (void);

unsigned char com_tbuflen (void);

char com_putchar1 ( unsigned char c);

char com_getchar1 (void);

unsigned char com_rbuflen1 (void);

unsigned char com_tbuflen1 (void);