tdp.h

c51串口编程的例子

/* Macro difination */
#define INT_DISABLE EA = 0
#define INT_ENABLE  EA = 1
#define TCLK  11059200		/* Clock speed in Hz */

/*  CLOCK.c  defination of Func. in File*/
void clock_init(void);
void clock_update(void);
void clock_set(unsigned long sethsec);
void clock_scan(unsigned char flag);
void clock_out_time(void);
char strtotm(unsigned long *t, char *s);
void alarm_set(unsigned setmins);
void alarm_clr(void);
void alarm_out_time(void);

/* CMDBUILD.C */
#define MAX_CMD_LEN  40
void cmdb_init(void);
void cmdb_prompt(void);
const char *cmdb_scan(void);

/* cmdproc.c */
char *strupr(char *src);
void cmd_proc(const char *cmd);

/* Main.c   */
void main(void);

/* serial.c */ 
void com_initialize(void);
void com_baudrate(unsigned baudrate);
char com_putchar(unsigned char c);
char com_puts(char *s);
int com_getchar(void);
unsigned char com_rbuflen(void);
unsigned char com_tbuflen(void);


/* Timer.c   defination of Func. in File */
#define TIMER0_TICKS_PER_SEC   100
void timer0_initialize(void);
unsigned timer0_count(void);
unsigned timer0_elapsed_count(unsigned count);
void timer0_wait(unsigned count);