char KY;

　　unsigned char code GB_16[] =

　　{

　　0x00,0x00,0x00,0x00,0x1F,0xE0,0x0F,0xC0, //中

　　0x08,0x40,0x08,0x40,0x08,0x40,0xFF,0xFF,

　　0x7F,0xFE,0x08,0x40,0x08,0x40,0x08,0x40,

　　0x0F,0xE0,0x1F,0xC0,0x08,0x00,0x00,0x00,

　　0x00,0x00,0x00,0x00,0xFF,0xFF,0x7F,0xFE, //國

　　0x40,0x0A,0x49,0x0A,0x49,0x0A,0x4F,0xFA,

　　0x4F,0xFA,0x49,0xCA,0x5B,0x7A,0x49,0x2A,

　　0x40,0x0A,0x7F,0xFF,0xFF,0xFE,0x40,0x00,

　　0x00,0x00,0x08,0x01,0x08,0x0E,0xFF,0xFC, //加

　　0x7F,0xF0,0x08,0x04,0x08,0x02,0x0F,0xFF,

　　0x1F,0xFE,0x08,0x00,0x3F,0xFE,0x1F,0xFC,

　　0x10,0x08,0x10,0x08,0x1F,0xFE,0x3F,0xFC,

　　0x00,0x00,0x08,0x20,0x87,0x1E,0x72,0x7F, //油

　　0x31,0xC6,0x06,0x00,0x00,0x00,0x1F,0xFF,

　　0x0F,0xFE,0x08,0x42,0xFF,0xFE,0x7F,0xFE,

　　0x08,0x42,0x0F,0xFF,0x1F,0xFE,0x08,0x00

　　};

　　void DelayUs(unsigned int N)

　　{

　　unsigned int x;

　　for(x=0; x<=N;x++);

　　}

　　void intersvr0(void) interrupt 0 using 1

　　{

　　int i;

　　KY=~KY;

　　if(KY==0){

　　DelayUs(1200);

　　for(i=0;i<64;i++){

　　P2=~GB_16[i*2];

　　P0=~GB_16[i*2+1];

　　DelayUs(80);

　　P2=0xff;P0=0xff;

　　}

　　}

　　}

　　/*演示主程序*/

　　void main(void)

　　{

　　IT0=1;EX0=1;

　　EA=1;

　　KY=0;

　　P0=0xff;

　　P2=0xff;

　　while(1){

　　}

　　}