main.c

来自「周立功EasyARM2104开发板入门」· C语言 代码 · 共 30 行

#include "config.h"

void DelayNs(uint32 dly)
{
  uint32 i;
  for(;dly>0;dly--)
    for(i=0;i<5000;i++)
      ;
}

int main(void)
{
 
  PINSEL0 = 0;
  IO0DIR =  0xffffffff;

  while(1)
  {
    
    IO0SET = 0xffffffff;
    
    DelayNs(1000);
    IO0CLR = 0xffffffff;
    
    DelayNs(1000);
  }
  
  return 0;
    
}