蓝桥杯第九届的彩灯控制器,我只写了S6设置界面的功能,当在设置界面时,按下S5会给mode值+1或者给times值加100,但是我这个按下后在数码管上显示不对,mode值是在1和3之间跳变,times值在乱变,为什么啊?
main.c
#include<STC15F2K60S2.H>
#include"hardware.h"
bit sz=0;//设置界面
unsigned char stat=0;//s6
unsigned char flag=0;//数码管闪烁
unsigned char mode=2;
unsigned int times=1200;
//-------------------------------------------------------------------------
void Workingkey()
{
if(timer10ms>=10)
{
timer10ms=0;
Scankey();
if(key_value==6 && key_stat==2 )
{
sz=1;
switch(stat)
{
case 0:
stat=1;
break;
case 1:
stat=2;//运行模式
timer400ms=0;
break;
case 2:
stat=3;//流转间隔
timer400ms=0;
break;
case 3:
stat=0;
sz=0;
break;
}
}
}
else if(key_value==5 && key_stat==2 && sz==1)//设置+
{
if(stat==2)//运行
{
mode++;
if(mode==5)
mode=1;
}
else if(stat==3)//流转
{
if(times==1200)
times=400;
else
times=times+100;
}
}
}
//---------------------------------------------------------------------------
void SMG_Display()
{
if(stat==0)
{
SMG_buf[0]=16;
SMG_buf[1]=16;
SMG_buf[2]=16;
SMG_buf[3]=16;
SMG_buf[4]=16;
SMG_buf[5]=16;
SMG_buf[6]=16;
SMG_buf[7]=16;
}
if(sz==1)
{
if(stat==1)
{
SMG_buf[0]=17;
SMG_buf[1]=mode;
SMG_buf[2]=17;
SMG_buf[3]=16;
if(times/1000==0)
{
SMG_buf[4]=16;
SMG_buf[5]=times/100;
SMG_buf[6]=times%100/10;
SMG_buf[7]=times%10;
}
else if(times/1000!=0)
{
SMG_buf[4]=times/1000;
SMG_buf[5]=times%1000/100;
SMG_buf[6]=times%100/10;
SMG_buf[7]=times%10;
}
}
else if(stat==2)
{
SMG_buf[0]=17;
SMG_buf[2]=17;
SMG_buf[3]=16;
SMG_buf[4]=16;
SMG_buf[5]=times/100;
SMG_buf[6]=times%100/10;
SMG_buf[7]=times%10;
}
else if(stat==3)
{
SMG_buf[0]=17;
SMG_buf[1]=mode;
SMG_buf[2]=17;
SMG_buf[3]=16;
SMG_buf[4]=16;
}
}
}
//---------------------------------------------------------------------------
void SMG_ss()
{
if(sz==1)
{
if(stat==2)
{
if(bz400ms==1)
{
bz400ms=0;
switch(flag)
{
case 0:
SMG_buf[1]=16;
flag=1;
break;
case 1:
SMG_buf[1]=mode;
flag=0;
break;
}
}
}
else if(stat==3)
{
if(bz400ms==1)
{
bz400ms=0;
switch(flag)
{
case 0:
SMG_buf[4]=16;
SMG_buf[5]=16;
SMG_buf[6]=16;
SMG_buf[7]=16;
flag=1;
break;
case 1:
if(times/1000==0)
{
SMG_buf[5]=times/100;
SMG_buf[6]=times%100/10;
SMG_buf[7]=times%10;
}
else if(times/1000!=0)
{
SMG_buf[4]=times/1000;
SMG_buf[5]=times%1000/100;
SMG_buf[6]=times%100/10;
SMG_buf[7]=times%10;
}
flag=0;
break;
}
}
}
}
}
//----------------------------------------------------------------------------
void main()
{
led_output();
ws_output();
Timer1Init();
while(1)
{
Workingkey();
SMG_Display();
SMG_ss();
}
}
hardware.c
#include<STC15F2K60S2.H>
#include"hardware.h"
/************* 本地常量声明 **************/
unsigned char code t_display[]={ //标准字库
// 0 1 2 3 4 5 6 7 8 9 A B C D E F
0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x77,0x7C,0x39,0x5E,0x79,0x71,
//black - H J K L N o P U t G Q r M y
0x00,0x40,0x76,0x1E,0x70,0x38,0x37,0x5C,0x73,0x3E,0x78,0x3d,0x67,0x50,0x37,0x6e,
0xBF,0x86,0xDB,0xCF,0xE6,0xED,0xFD,0x87,0xFF,0xEF,0x46}; //0. 1. 2. 3. 4. 5. 6. 7. 8. 9. -1
unsigned char code T_COM[]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80}; //位码
unsigned char led_buf=0xff;
unsigned char ws_buf=0x00;
unsigned char SMG_buf[]={16,16,16,16,16,16,16,16};
unsigned int timer10ms=0;
unsigned int timer400ms=0;
bit bz400ms=0;
unsigned char key_stat=0;
unsigned char key_value=0;
//----------------------------------------------------------------------
void Timer1Init() //1毫秒@12.000MHz
{
AUXR |= 0x40; //定时器时钟1T模式
TMOD &= 0x0F; //设置定时器模式
TL1 = 0x20; //设置定时初值
TH1 = 0xD1; //设置定时初值
TF1 = 0; //清除TF1标志
TR1 = 1; //定时器1开始计时
ET1=1;
EA=1;
}
//---------------------------------------------------------------------
void SelectHC573(unsigned char channel)
{
switch(channel)
{
case 4:
P2=(P2 & 0x1f)|0x80;
break;
case 5:
P2=(P2 & 0x1f)|0xa0;
break;
case 6:
P2=(P2 & 0x1f)|0xc0;
break;
case 7:
P2=(P2 & 0x1f)|0xe0;
break;
case 0:
P2=(P2 & 0x1f)|0x00;
break;
}
}
//---------------------------------------------------------------------
void led_output()
{
P0=led_buf;
SelectHC573(4);
SelectHC573(0);
}
//---------------------------------------------------------------------
void ws_output()
{
P0=ws_buf;
SelectHC573(5);
SelectHC573(0);
}
//---------------------------------------------------------------------
void SMG_output()
{
static unsigned char SMG_com=0;
P0=0x00;
SelectHC573(6);
SelectHC573(0);
P0=T_COM[SMG_com];
SelectHC573(6);
SelectHC573(0);
P0=~t_display[SMG_buf[SMG_com]];
SelectHC573(7);
SelectHC573(0);
if(++SMG_com>=8)
{
SMG_com=0;
}
}
//---------------------------------------------------------------------
void ServiceTimer()interrupt 3
{
SMG_output();
timer10ms++;
timer400ms++;
if(timer400ms>=400)
{
timer400ms=0;
bz400ms=1;
}
}
//---------------------------------------------------------------------
void Scankey()
{
P3|=0x0f;
if(~P3&0x0f)
{
if(key_stat<255)
key_stat++;
if(P33==0)
key_value=4;
if(P32==0)
key_value=5;
if(P31==0)
key_value=6;
if(P30==0)
key_value=7;
}
else
{
key_stat=0;
key_value=0;
}
}