为什么矩阵键盘用不了 -

标题: 为什么矩阵键盘用不了 [打印本页]

作者: zs3945 时间: 2017-5-18 03:28
标题: 为什么矩阵键盘用不了
#include "keyscan.h"
#define uchar unsigned char
unsigned char JP()
{
unsigned char x=0x00;
  bit i=0;
  x=P2; //é¨ÃèY×ø±ê
  delay(125);  //Ïû¶¶
  P2=0x0f;
  delay(2);
  x+=P2; //é¨ÃèX×ø±ê
  switch(x)
  {
case 0xee:x=0x30;break; //°′ÏÂ0
case 0xed:x=0x31;break; //°′ÏÂ1
case 0xeb:x=0x34;break; //°′ÏÂ4
case 0xe7:x=0x37;break; //°′ÏÂ7
case 0xde:x=0x46;break;    //°′ÏÂF/.
case 0xdd:x=0x32;break; //°′ÏÂ2
   case 0xdb:x=0x35;break; //°′ÏÂ5
case 0xd7:x=0x38;break; //°′ÏÂ8
case 0xbe:x=0x45;break; //°′ÏÂE
case 0xbd:x=0x33;break; //°′ÏÂ3
case 0xbb:x=0x36;break; //°′ÏÂ6
case 0xb7:x=0x39;break; //°′ÏÂ9
case 0x7e:x=0x44;break; //°′ÏÂD
case 0x7d:x=0x43;break; //°′ÏÂC
case 0x7b:x=0x42;break; //°′ÏÂB
case 0x77:x=0x41;break; //°′ÏÂA
default:x=0xff;break;
}
while(i==0) //°′¼üËé¿a
{
P2=0xf0;
delay(150);
if(P2==0xf0)
{
   i=1;
}
else{i=0;}
}
  return x; //·μ»Øx(ASCIIÂë)
}
//--------------------Ñóê±oˉêy--------//
void delay(unsigned char m)
{
  uchar i,j;
  for(i=0;i<m;i++)
  {
for(j=0;j<121;j++)
{;}
  }
}
#include "main.h"
#include "LCD12864.h"
#include "HX711.h"
#include "keyscan.h"
#define uchar unsigned char
#define uint unsigned int
unsigned long HX711_Buffer = 0;

//****************************************************
//Ö÷oˉêy
//****************************************************
void main(void)
{
uchar  LCD[16]={"0123456789ABCDEF"};
code uchar JM1[]={0xb5,0xda,0xc8,0xfd,0xd7,0xe9,0xb5,0xe7,0xd7,0xd3,0xb3,0xc6};
code uchar JM2[]={"μ￥¼Û: 00.0 "};
code uchar JM3[]={"ÖØá¿: 00.000KG  "};
code uchar JM4[]={"×ü¼Û: 0000.0Ôa  "};
uchar DJ[3];    //μ￥¼Û
uchar ZL[5];    //ÖØá¿
uchar QPZL[5]; //è￥Æ¤oóμÄÖØá¿
uchar ZJ[5];    //×ü¼Û
unsigned long J1;
uint J2,J3,J6=0;
bit J5=1;
uint J7;
uchar i;
uchar JM5[]={5679};
  LCD12864_Reset();  //3õê¼»ˉ
  for(i=0;i<3;i++)  //μ￥¼Ûêäèë
  {
DJ[i]=0;
  }
  for(i=0;i<5;i++) //ÖØá¿
  {
ZL[i]=0;
  }
  for(i=0;i<5;i++) //¾»ÖØ
  {
QPZL[i]=0;
  }
  for(i=0;i<5;i++) //×ü¼Û
  {
ZJ[i]=0;
  }
LCD12864_COM_Write(0x81);  //¶¨Î»
  for(i=0;i<12;i++)
{
  LCD12864_Data_Write(JM1[i]);  //ÏÔê¾μúèy×éμç×ó3ó
}
LCD12864_COM_Write(0x90);  //¶¨Î»
for(i=0;JM2[i]!='\0';i++)
{
LCD12864_Data_Write(JM2[i]); //ÏÔê¾μ￥¼Û:00.0Ôa
}
LCD12864_COM_Write(0x88);  //¶¨Î»
for(i=0;JM3[i]!='\0';i++)
{
  LCD12864_Data_Write(JM3[i]);  //ÏÔê¾ÖØá¿: 00.000KG
}
LCD12864_COM_Write(0x98); //¶¨Î»
for(i=0;JM4[i]!='\0';i++)
{
  LCD12864_Data_Write(JM4[i]); //×ü¼Û: 0000.0Ôa
}
P2=0xf0;
while(1)
{
while(P2==0xf0)    //μ±Ã»óD°′¼ü°′ÏÂê±½øèë￡¬óD°′¼ü°′ÏÂê±ìø3öà′
{
J1=HX711_Read(); //¶áè¡ADÖμ
J3=((J1-8388608)/150)-11;  //è¡Öμ
ZL[0]=(J3/10000)%10; //ÖØá¿ê®Î»
if(ZL[0]>3){FMQ=0;}    //3¬ÖØ±¨¾ˉ
else{FMQ=1;}
ZL[1]=(J3/1000)%10;    //ÖØá¿¸öÎ»
ZL[2]=(J3/100)%10;    //¼ÆËãÎ»
ZL[3]=(J3/10)%10;
ZL[4]=J3%10;
J7=ZL[4];
J7+=ZL[3]*10;
J7+=ZL[2]*100;
J7+=ZL[1]*1000;
J7+=ZL[0]*10000;
J3=QPZL[4];
J3+=QPZL[3]*10;
J3+=QPZL[2]*100;
J3+=QPZL[1]*1000;
J3+=QPZL[0]*10000;
J7-=J3;
ZL[0]=J7/10000;
J7%=10000;
ZL[1]=J7/1000;
J7%=1000;
ZL[2]=J7/100;
J7%=100;
ZL[3]=J7/10;
J7%=10;
ZL[4]=J7;
LCD12864_COM_Write(0x8b); //¶¨Î»
LCD12864_Data_Write(LCD[ZL[0]]); //ËíÏÔê¾￡¬ÏÂí¬
  LCD12864_Data_Write(LCD[ZL[1]]);
  LCD12864_Data_Write(0x2e);
  LCD12864_Data_Write(LCD[ZL[2]]);
LCD12864_Data_Write(LCD[ZL[3]]);
LCD12864_Data_Write(LCD[ZL[4]]);
J7=DJ[2]*ZL[3];
J7+=DJ[2]*ZL[2]*10;
J7+=DJ[2]*ZL[1]*100;
J7+=DJ[2]*ZL[0]*1000;
J7/=10;
J7+=DJ[1]*ZL[3];
J7+=DJ[1]*ZL[2]*10;
J7+=DJ[1]*ZL[1]*100;
J7+=DJ[1]*ZL[0]*1000;
J7/=10;
J7+=DJ[0]*ZL[3];
J7+=DJ[0]*ZL[2]*10;
J7+=DJ[0]*ZL[1]*100;
J7+=DJ[0]*ZL[0]*1000;

ZJ[0]=J7/10000;
J7%=10000;
ZJ[1]=J7/1000;
J7%=1000;
ZJ[2]=J7/100;
J7%=100;
ZJ[3]=J7/10;
J7%=10;
ZJ[4]=J7;
  LCD12864_COM_Write(0x9b);
  i=ZJ[0];
  i=LCD[i];
LCD12864_Data_Write(i);
i=ZJ[1];
  i=LCD[i];
  LCD12864_Data_Write(i);
i=ZJ[2];
  i=LCD[i];
LCD12864_Data_Write(i);
i=ZJ[3];
  i=LCD[i];
LCD12864_Data_Write(i);
  LCD12864_Data_Write(0x2e);
i=ZJ[4];
  i=LCD[i];
  LCD12864_Data_Write(i);
P2=0xf0;
delay(1);
}
J2=JP();
if(J6>2){J6=0;}
if(J2<0x40)
{
J2-=0x30;
DJ[J6]=J2;
J2=0xff;
J6++;
}
else
{
switch(J2)
{
case 0x41:P2=0xf0;while(P2==0xf0);J2=0xff;break; //°′ÏÂAËø¶¨½çÃæ
case 0x42:J2=0xff;break;       //½a3yËø¶¨
case 0x43:HX711_Read();       //è￥Æ¤
         J3=((J1-8388608)/150)-11;
   QPZL[0]=(J3/10000)%10;
   QPZL[1]=(J3/1000)%10;
   QPZL[2]=(J3/100)%10;
   QPZL[3]=(J3/10)%10;
   QPZL[4]=J3%10;
   J2=0xff;
   break;
case 0x44:DJ[0]=0;DJ[1]=0;DJ[2]=0;J6=0;J2=0xff;break; //μ￥¼Û¸′Î»
case 0x45:QPZL[0]=0;QPZL[1]=0;QPZL[2]=0;QPZL[3]=0;QPZL[4]=0;J2=0xff;break; //ÖØá¿¸′Î»
case 0x46:DJ[0]=0;DJ[1]=0;DJ[2]=0;J6=0;QPZL[0]=0;QPZL[1]=0;QPZL[2]=0;QPZL[3]=0;QPZL[4]=0;J2=0xff;break; //μ￥¼ÛÖØá¿ ¸′Î»
default:break;
}
}
LCD12864_COM_Write(0x93);
i=DJ[0];
i=LCD[i];
LCD12864_Data_Write(i);
i=DJ[1];
i=LCD[i];
  LCD12864_Data_Write(i);
LCD12864_Data_Write(0x2e);
i=DJ[2];
i=LCD[i];
  LCD12864_Data_Write(i);
}
}

//****************************************************
//MSÑóê±oˉêy(12M¾§ÕñÏÂ2aêÔ)
//****************************************************
void Delay_ms(unsigned int n)
{
unsigned int  i,j;
for(i=0;i<n;i++)
      for(j=0;j<123;j++);
}

作者: ahshmj 时间: 2017-5-18 09:56
你知道你贴出来的是几个文件吗？

你有没有那几个头文件？

作者: zs3945 时间: 2017-5-18 12:18
头文件是有的，开发板调试也没效果

作者: 1130555300 时间: 2017-5-18 19:18
你把仿真图发上来看看也

作者: 看见 时间: 2017-5-18 21:01
有仿真结果图吗

作者: 123456789- 时间: 2017-5-19 11:12
仿真结果是什么样子的

作者: qihemu 时间: 2017-5-21 10:36
unsigned char keyscan()
{
unsigned char v;
P3=0xf0;
if(P3!=0xf0)//表示有按键按下
   {
delayms(10);  //去抖
if(P3!=0xf0) //确定有按键按下
      {
P3=0xfe; //检测第一行
if(P3!=0xfe)
      {
v=P3&0xf0;
            v+=0x0e;
            while(P3!=0xfe);
      delayms(10); //去抖
      while(P3!=0xfe);
anx++;
               return v;
         }
        P3=0xfd; //检测第二行
if(P3!=0xfd)
      {
v=P3&0xf0;
            v+=0x0d;
           while(P3!=0xfd);
      delayms(10); //去抖
      while(P3!=0xfd);
anx++;
               return v;
         }
P3=0xfb; //检测第三行
if(P3!=0xfb)
      {
v=P3&0xf0;
            v+=0x0b;
            while(P3!=0xfb);
      delayms(10); //去抖
      while(P3!=0xfb);
anx++;
               return v;
         }
P3=0xf7; //检测第四行
if(P3!=0xf7)
      {
v=P3&0xf0;
            v+=0x07;
            while(P3!=0xf7);
      delayms(10); //去抖
      while(P3!=0xf7);
anx++;
               return v;
         }
}
}
    return 0xff;
}
char outsz() //输出数字 1~9
{
switch(keyscan())
{
case 0xee:return 0; break;//0
case 0xde:return 1; break;//1
case 0xbe:return 2; break;//2
case 0x7e:return 3; break;//3

case 0xed:return 4; break;//4
case 0xdd:return 5; break;//5
case 0xbd:return 6; break;//6
case 0x7d:return 7; break;//7

case 0xeb:return 8; break;//8
case 0xdb:return 9; break;//9
case 0xbb:return a; break;//a
case 0x7b:return b; break;//b

case 0xe7:return c; break;//c
case 0xd7:return d; break;//d
case 0xb7:return e; break;//e
case 0x77:return f; break;//f
}
}
楼主程序太过复杂了，可以参考我这个，第一个函数用来检测按下的按键的坐标，第二个函数用来返回该坐标对应的值

欢迎光临 (http://www.51hei.com/bbs/)