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#include <reg52.H>
#define uchar unsigned char
#define uint unsigned int
#define PX_1602 P1
sbit RS =P3^2;
sbit RW =P3^3;
sbit E =P3^4;
/*sbit RS =P1^3;
sbit RW =P1^4;
sbit E =P1^5;*/
sbit kset =P2^0;
sbit kup =P2^2;
sbit kdown=P2^1;
sbit ADDO = P2^4;
sbit ADSK = P2^3;
sbit sda =P3^5;
sbit busy=P3^6;
uchar code str1[]={"Test weight: "};
uchar code str2[]={" 00.0Kg Voice"};
uchar code str11[]={"Welcome to use"};
uchar code str22[]={"Password:"};
uchar code set1[]={"Voice"};
uchar code set2[10]={" "};
unsigned long buf=0,maopi=0,shiwu=0,shiwu2=0,shiwu_buf=0,gu=84866;
uchar key,TSS,flag=0;
uint t;
int set_num,xishu=38;
double kg;
void ddelay(uint cnt)
{
while(cnt--);
}
void delay(uint z)
{
uint x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void Delay1us (uint T )
{
while ( T-- );
}
void SendData (uchar addr)
{
uchar i;
EA = 0;
sda = 1;
Delay1us ( 1000 );
sda = 0;
Delay1us ( 420 );
for ( i = 0; i < 8; i++ )
{
sda = 1;
if ( addr & 0x01 )
{
Delay1us ( 300 );
sda = 0;
Delay1us ( 100 );
}
else
{
Delay1us ( 100 );
sda = 0;
Delay1us ( 300 );
}
addr >>= 1;
}
sda = 1;
EA = 1;//????
}
void WriteCMD(uchar command)
{
RS = 0;
RW = 0;
ddelay(20);
E = 1;
ddelay(20);
PX_1602 = command;
ddelay(30);
E = 0;
ddelay(50);
}
void WriteDAT(uchar dat)
{
RS = 1;
RW = 0;
ddelay(20);
E = 1;
ddelay(20);
PX_1602 = dat;
ddelay(30);
E = 0;
ddelay(50);
}
void init_1602()
{
uchar num;
E=0;
WriteCMD(0x38);
WriteCMD(0x38);
WriteCMD(0x0c);
WriteCMD(0x06);
WriteCMD(0x01);
WriteCMD(0x80);
for(num=0;num<16;num++)
{
WriteDAT(str1[num]);
//if(num==4){WriteCMD(0x80+4);WriteDAT(0xd0+15);}
delay(20);
}
WriteCMD(0x80+0x40);
for(num=0;num<16;num++)
{
WriteDAT(str2[num]);
delay(20);
}
delay(200); //yan shi 100us(12Mjingzheng)
}
void password()
{
uchar num,kk=1;
uchar ps1,ps2,ps3,ps4,ps5,ps6,ps7;
E=1;
WriteCMD(0x38);
WriteCMD(0x38);
WriteCMD(0x0c);
WriteCMD(0x06);
WriteCMD(0x01);
WriteCMD(0x80);
for(num=0;num<14;num++)
{
WriteDAT(str11[num]);
delay(20);
}
WriteCMD(0x80+0x40);
for(num=0;num<9;num++)
{
WriteDAT(str22[num]);
delay(20);
}
delay(200); //yan shi 100us(12Mjingzheng)
WriteCMD(0x80+0x49);
WriteCMD(0x0f);
while(1)
{
if(kset==0)
{
delay(10);
if(kset==0)
{
kk++;
while(kset==0);
WriteCMD(0x0f);
switch (kk)
{
case 1 : WriteCMD(0x80+0x49); break;
case 2 : WriteCMD(0x80+0x4a); break;
case 3 : WriteCMD(0x80+0x4b); break;
case 4 : WriteCMD(0x80+0x4c); break;
case 5 : WriteCMD(0x80+0x4d); break;
case 6 : WriteCMD(0x80+0x4e); break;
case 7 : WriteCMD(0x80+0x4f); break;
case 8 : kk=1;WriteCMD(0x80+0x49); break;
}
}
}
if(kk==1)
{
if(ps1==2&&ps2==0&&ps3==1&&ps4==8&&ps5==6&&ps6==6&&ps7==6)break;
if(kup==0)
{
delay(100);
if(kup==0)
{
if(kdown==0)break;
ps1++;if(ps1>=10)ps1=0;
WriteCMD(0x80+0x49);
WriteDAT(0x30+ps1);
WriteCMD(0x80+0x49);
WriteCMD(0x0e);
}
}
if(kdown==0)
{
delay(100);
if(kdown==0)
{
if(kup==0)break;
if(ps1>0)ps1--;
else ps1=9;
WriteCMD(0x80+0x49);
WriteDAT(0x30+ps1);
WriteCMD(0x80+0x49);
WriteCMD(0x0e);
}
}
}
if(kk==2)
{
if(kup==0)
{
delay(100);
if(kup==0)
{
ps2++;if(ps2>=10)ps2=0;
WriteCMD(0x80+0x4a);
WriteDAT(0x30+ps2);
WriteCMD(0x80+0x4a);
WriteCMD(0x0e);
}
}
if(kdown==0)
{
delay(100);
if(kdown==0)
{
if(ps2>0)ps2--;
else ps2=9;
WriteCMD(0x80+0x4a);
WriteDAT(0x30+ps2);
WriteCMD(0x80+0x4a);
WriteCMD(0x0e);
}
}
}
if(kk==3)
{
if(kup==0)
{
delay(100);
if(kup==0)
{
ps3++;if(ps3>=10)ps3=0;
WriteCMD(0x80+0x4b);
WriteDAT(0x30+ps3);
WriteCMD(0x80+0x4b);
WriteCMD(0x0e);
}
}
if(kdown==0)
{
delay(100);
if(kdown==0)
{
if(ps3>0)ps3--;
else ps3=9;
WriteCMD(0x80+0x4b);
WriteDAT(0x30+ps3);
WriteCMD(0x80+0x4b);
WriteCMD(0x0e);
}
}
}
if(kk==4)
{
if(kup==0)
{
delay(100);
if(kup==0)
{
ps4++;if(ps4>=10)ps4=0;
WriteCMD(0x80+0x4c);
WriteDAT(0x30+ps4);
WriteCMD(0x80+0x4c);
WriteCMD(0x0e);
}
}
if(kdown==0)
{
delay(100);
if(kdown==0)
{
if(ps4>0)ps4--;
else ps4=9;
WriteCMD(0x80+0x4c);
WriteDAT(0x30+ps4);
WriteCMD(0x80+0x4c);
WriteCMD(0x0e);
}
}
}
if(kk==5)
{
if(kup==0)
{
delay(100);
if(kup==0)
{
ps5++;if(ps5>=10)ps5=0;
WriteCMD(0x80+0x4d);
WriteDAT(0x30+ps5);
WriteCMD(0x80+0x4d);
WriteCMD(0x0e);
}
}
if(kdown==0)
{
delay(100);
if(kdown==0)
{
if(ps5>0)ps5--;
else ps5=9;
WriteCMD(0x80+0x4d);
WriteDAT(0x30+ps5);
WriteCMD(0x80+0x4d);
WriteCMD(0x0e);
}
}
}
if(kk==6)
{
if(kup==0)
{
delay(100);
if(kup==0)
{
ps6++;if(ps6>=10)ps6=0;
WriteCMD(0x80+0x4e);
WriteDAT(0x30+ps6);
WriteCMD(0x80+0x4e);
WriteCMD(0x0e);
}
}
if(kdown==0)
{
delay(100);
if(kdown==0)
{
if(ps6>0)ps6--;
else ps6=9;
WriteCMD(0x80+0x4e);
WriteDAT(0x30+ps6);
WriteCMD(0x80+0x4e);
WriteCMD(0x0e);
}
}
}
if(kk==7)
{
if(kup==0)
{
delay(100);
if(kup==0)
{
ps7++;if(ps7>=10)ps7=0;
WriteCMD(0x80+0x4f);
WriteDAT(0x30+ps7);
WriteCMD(0x80+0x4f);
WriteCMD(0x0e);
}
}
if(kdown==0)
{
delay(100);
if(kdown==0)
{
if(ps7>0)ps7--;
else ps7=9;
WriteCMD(0x80+0x4f);
WriteDAT(0x30+ps7);
WriteCMD(0x80+0x4f);
WriteCMD(0x0e);
}
}
}
}
}
/*void write_kg(unsigned long date)
{
unsigned long shi,ge,bai,qian;
if(date>9999)date=9999;
qian=date/1000;
bai=date%1000/100;
shi=date%100/10;
ge=date%10;
WriteCMD(0x80+0x42);
WriteDAT(0x30+qian);
WriteDAT(0x30+bai);
WriteDAT(0x30+shi);
WriteDAT(0x30+ge);
}*/
void write_kgg(unsigned long date)
{
unsigned long shi,ge,bai;
if(date>99999)date=99999;
(unsigned long)date=(float)date/100;
bai=date/100;
shi=date%100/10;
ge=date%10;
WriteCMD(0x80+0x43);
WriteDAT(0x30+bai);
WriteDAT(0x30+shi);
WriteCMD(0x80+0x46);
WriteDAT(0x30+ge);
}
void write_n(uint date)
{
uchar shi,ge,bai;
bai=date/100;
shi=date%100/10;
ge=date%10;
WriteCMD(0x8d);
WriteDAT(0x30+bai);
WriteDAT(0x30+shi);
WriteDAT(0x30+ge);
}
void write_xishu(uint date)
{
uchar shi,ge;
shi=date/10;
ge=date%10;
WriteCMD(0x80+0x40);
WriteDAT(0x30+shi);
WriteDAT(0x30+ge);
}
void delay_us(uint z)
{
while(z--);
}
/*unsigned long get_kg(void)
{
unsigned long Count;
unsigned char i;
ADDO=1;
delay_us(2);
ADSK=0; //使能AD（PD_SCK 置低）
Count=0;
while(ADDO); //AD轉換未結束則等待，否則開始讀取
for (i=0;i<24;i++)
{
ADSK=1; //PD_SCK 置高（發送脈沖）
Count=Count<<1; //下降沿來時變量Count左移一位，右側補零
ADSK=0; //PD_SCK 置低
if(ADDO)
Count++;
}
ADSK=1;
Count=Count^0x800000;//第25個脈沖下降沿來時，轉換數據
delay_us(2);
ADSK=0;
shiwu=Count/100-gu;
//shiwu=(unsigned int)((float)shiwu/4.22+0.05);
return(shiwu);
}*/
unsigned long hx711_read(void)
{
unsigned long Count;
unsigned char i;
ADDO=1;
delay_us(2);
ADSK=0; //使能AD（PD_SCK 置低）
Count=0;
while(ADDO); //AD轉換未結束則等待，否則開始讀取
for (i=0;i<24;i++)
{
ADSK=1; //PD_SCK 置高（發送脈沖）
Count=Count<<1; //下降沿來時變量Count左移一位，右側補零
ADSK=0; //PD_SCK 置低
if(ADDO)
Count++;
}
ADSK=1;
Count=Count^0x800000;//第25個脈沖下降沿來時，轉換數據
delay_us(2);
ADSK=0;
return(Count);
}
void get_maopi()
{
buf=hx711_read();
maopi=buf/100;
}
void gei_weight()
{
// uint n;
buf=hx711_read();
buf=buf/100;
if(buf>maopi)
{
shiwu=buf-maopi;
shiwu=(unsigned long)((double)shiwu*xishu/10.0);
//shiwu=(unsigned int)((float)shiwu/3.0+0.05); //需要矯正4.22數值
}
if(shiwu>99000||buf<maopi-30)
{
write_n(999);
while(1);
}
//shiwu-=(gu/10);
}
void scankey()
{
uchar num;
if(kset==0)
{
delay(10);
if(kset==0)
{
key++;
while(kset==0);
write_xishu(xishu);
switch (key)
{
case 1 : WriteCMD(0x80+0x4f);WriteCMD(0x0f); break;
case 2 : WriteCMD(0x80+0x41); break;
case 3 : WriteCMD(0x80+0x40);
for(num=0;num<5;num++)
{
WriteDAT(set2[num]);
delay(20);
}key=0; WriteCMD(0x0c);break;
}
}
}
if(key==1)
{
if(kup==0)
{
delay(10);
if(kup==0)
{
set_num++;if(set_num>=2)set_num=0;
while(!kup);
WriteCMD(0x80+0x4b);
for(num=0;num<5;num++)
{
if(set_num==0)
{WriteDAT(set1[num]);flag=1;}
if(set_num==1)
{WriteDAT(set2[num]);flag=0;}
delay(20);
}
WriteCMD(0x80+0x4f);
WriteCMD(0x0f);
}
}
if(kdown==0)
{
delay(10);
if(kdown==0)
{
set_num--;if(set_num<0)set_num=1;
while(!kdown);
WriteCMD(0x80+0x4b);
for(num=0;num<5;num++)
{
if(set_num==0)
{WriteDAT(set1[num]);flag=1;}
if(set_num==1)
{WriteDAT(set2[num]);flag=0;}
delay(20);
}
WriteCMD(0x80+0x4f);
WriteCMD(0x0f);
}
}
}
if(key==2)
{
if(kup==0)
{
delay(10);
if(kup==0)
{
xishu++;if(xishu>=99)xishu=0;
write_xishu(xishu);
WriteCMD(0x80+0x41);
WriteCMD(0x0f);
}
}
if(kdown==0)
{
delay(10);
if(kdown==0)
{
xishu--;if(xishu<0)xishu=99;
write_xishu(xishu);
WriteCMD(0x80+0x41);
WriteCMD(0x0f);
}
}
}
}
void bobao()
{
uint buff;
uchar ge,shi,bai;
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