keep.c

vc library 韩国语版 希望对大家又帮助

#include <dos.h>
void interrupt (*oldhandler)(...);     // 捞傈 ISR 焊包
void interrupt handler(...)     // 捞 窃荐啊 货肺款 ISR    
{
static int count;
count++;
count %=10;
  poke(0xb800,80*2*11-2,0x7900+count+'0');
oldhandler();
}
void main(void)
{
oldhandler=getvect(0x1c);
setvect(0x1c,handler);          // 牢磐反飘 汲沥
keep(0,(_SS+(_SP>>4)-_psp));    // 惑林 辆丰
}