c_root.c

Keil Cx51 V7.0单片机高级语言编程与uVision2应用实践

#include <stdio.h>
#include <reg51.h>
extern void func0(void);
extern void func1(void);

void main(void) {
/* 串行口初始化为: 2400 BAUD @12MHz */
  SCON = 0x52;   
  TMOD = 0x20;   
  TCON = 0x69;   
  TH1 =  0xf3;   
  printf("MAIN PROGRAM CALLS A FUNCTION IN BANK 0 \n");
  func0();
  printf("MAIN PROGRAM CALLS A FUNCTION IN BANK 1 \n");
  func1();
  while(1);
}