單片機點陣led顯示-有解無憂

程式實作了一個按鍵暫停，一個按鍵文字左右移
要加個按鍵按下顯示另外一個字，其他功能不變怎么改
#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
#define data1 P0
#define data2 P2
sbit s1=P3^6;
sbit s2=P3^7;
bit fangxiang;
uint alt=0,net=0,sl=288;bit mode;uchar code tab[]={//  (0)  (1) 老(2) 師(3) ，(4) 你(5) 辛(6) 苦(7) 了(8) ！0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*" ",0*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*" ",1*/0x02,0x10,0x22,0x10,0x22,0x20,0x22,0x20,0x22,0x40,0x22,0x7C,0xFE,0x92,0x23,0x12,0x23,0x22,0x22,0x22,0x26,0x42,0x2A,0x42,0x72,0x02,0x22,0x0E,0x02,0x00,0x00,0x00,/*"老",2*/0x00,0x02,0x3F,0xE4,0x00,0x08,0x00,0x70,0xFF,0x80,0x00,0x00,0x4F,0xF0,0x48,0x00,0x48,0x00,0x48,0x00,0x7F,0xFF,0x48,0x00,0x48,0x20,0x48,0x10,0x4F,0xE0,0x00,0x00,/*"師",3*/0x00,0x00,0x00,0x00,0x00,0x1A,0x00,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*"，",4*/0x01,0x00,0x02,0x04,0x0C,0x1C,0x3F,0xC0,0xC0,0x1C,0x09,0x02,0x16,0x02,0x60,0x92,0x20,0x4A,0x2F,0x82,0x20,0x02,0x24,0x0E,0x22,0x00,0x31,0x90,0x20,0x0C,0x00,0x00,/*"您",5*/0x01,0x00,0x21,0x20,0x21,0x20,0x29,0x20,0x25,0x20,0x23,0x20,0xA1,0x20,0x61,0xFF,0x21,0x20,0x23,0x20,0x25,0x20,0x29,0x20,0x21,0x20,0x21,0x00,0x01,0x00,0x00,0x00,/*"辛",6*/0x02,0x00,0x22,0x00,0x22,0x00,0x22,0x7E,0x22,0x44,0xFA,0x44,0x22,0x44,0x2F,0xC4,0x22,0x44,0x22,0x44,0xFA,0x44,0x22,0x7E,0x22,0x00,0x22,0x00,0x22,0x00,0x00,0x00,/*"苦",7*/0x00,0x00,0x40,0x00,0x40,0x00,0x40,0x00,0x40,0x00,0x40,0x02,0x40,0x01,0x4F,0xFE,0x48,0x00,0x50,0x00,0x50,0x00,0x60,0x00,0x60,0x00,0x40,0x00,0x00,0x00,0x00,0x00,/*"了",8*/0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0xFA,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*"！",9*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*" ",14*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*" ",15*/};
void delay(uint z) //延時子函式
{   uchar x;
  for(;z>0;z--)
for(x=110;x>0;x--);}
void xianshi() //顯示
{ uchar aa,i;
for(i=0;i<16;i++)
{ P1=i; //列掃描
data1=tab[net+aa]; //取出上8行資料輸出
aa++;
data2=tab[net+aa]; //取出下8行資料輸出
aa++;
delay(5); //延時
data1=0;  //清屏
data2=0;  //清屏
P1=0x00;  //消除余輝
if(aa>30) aa=0;  //字模地址
} }
void main() //主函式
{   ET1=1; //使能定時器0
EA=1; //開啟總中斷
TR1=1; //開始計數
  while(1) //無限回圈
   {    xianshi();  //顯示
  if(s1==0)   //檢測按鍵
{       delay(30);  //延時消抖
  TR1=~TR1;   //按下暫停  ，暫按繼續
  while(!s1)xianshi();
  delay(30);    }
  if(s2==0) //檢測按鍵
   {        delay(30); //延時消抖    fangxiang=~fangxiang;  //方向取反
   while(!s2)xianshi();
delay(30);    } }}
void timer1() interrupt 3
{   alt++;   if(alt==10)    //到一定的時間加以實作左移   {     alt=0; if(fangxiang==0) //如果是正向正向移動
{ net=net+2;      if(net>sl)  //字移動數量
   net=0; }
else    //否則反向移動
{      net=net-2; if(net<2) net=sl;   //字移動數量 }   }   }

uj5u.com熱心網友回復：

有沒有大神幫幫忙

uj5u.com熱心網友回復：

代碼要貼在 “

  代碼

” 你這樣看起來好累。
按鍵顯示另一個字，跟左右移不是一樣的道理嗎？只不過是手動設定 net 的值，不是+2和-2的方式

uj5u.com熱心網友回復：

參考 2 樓 forget345的回復:

代碼要貼在 “
  代碼  
” 你這樣看起來好累。
按鍵顯示另一個字，跟左右移不是一樣的道理嗎？只不過是手動設定 net 的值，不是+2和-2的方式

不知道咋弄，能不能具體說下弄幾天了搞不會

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