zlg7290键盘与显示测试.c

该程序主要是实现键盘显示的功能,当从键盘上得到输入信号时,如何将其正确显示

#include"VIIC_C51.h"
#include"ZLG7290.C"
#include"ZLG7290_Driver.c"
#include<reg51.h>
#include <stdio.h>                /* prototype declarations for I/O functions */
#include<absacc.h>
#ifdef MONITOR51                         /* Debugging with Monitor-51 needs   */
char code reserve [3] _at_ 0x23;         /* space for serial interrupt if     */
#endif                                   /* Stop Exection with Serial Intr.   */
                                         /* is enabled                        */
#define uchar unsigned char
uchar  table[]={0x41,0x82,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a};
//uchar  keytable[]={0x0d,0x0e,0x00,0x0f,0x0c,0x09,0x08,0x07,
             //      0x0b,0x06,0x05,0x04,0x0a,0x03,0x02,0x01}
sbit keynit=P3^3;


void main()
{  unsigned int kk,key;

 ZLG7290_SendBuf(table,8);
 ZLG7290_SendCmd(0x70,0xff);
 
   
while(1)	 
{
#ifndef MONITOR51
    SCON  = 0x50;		        /* SCON: mode 1, 8-bit UART, enable rcvr      */
    TMOD |= 0x20;               /* TMOD: timer 1, mode 2, 8-bit reload        */
    TH1   = 221;                /* TH1:  reload value for 1200 baud @ 16MHz   */
    TR1   = 1;                  /* TR1:  timer 1 run                          */
    TI    = 1;                  /* TI:   set TI to send first char of UART    */
#endif

 while(keynit==0)
 {
  kk=(unsigned int)ZLG7290_GetKey();
  
			

  switch(kk)
   {case  1:	key=1; break;
    case  2:	key=2; break;
    case  3:	key=3; break;
	case  4:	key=4; break;
	case  9:	key=5; break;
	case 10:    key=6; break;
	case 11:	key=7; break;
	case 12:	key=8; break;
	case 17:	key=9; break;
	case 18:	key=10;break;
	case 19:	key=11;break;
	case 20:	key=12;break;
	case 25:	key=13;break;
	case 26:	key=14;break;
	case 27:	key=15;break;
    default:    key=16;
   }

  printf ("key=%d\n",key);   //printf键直//
 }

}

}