水杯智能监测器OLED程序

ID:688611 · 发表于 2020-1-29 16:40

以STC89C52RC为控制核心，通过MLX90614进行红外测温，4管脚oled显示数值，独立按键设置温度上下限，超限蜂鸣器报警。

//////////////////////////////////////////////////////////////////////////////////
//             ???:                /
//             ---------------------------------------------------------------- /
//             GND ?????             /
//             VCC  ??5V??3.3v???          /
//             D0 P1^0??SCL??          /
//             D1 P1^1??SDA??          /
//             RES  ??P12             /
//             DC ??P13             /
//             CS ??P14                         /
//             ---------------------------------------------------------------- /
//******************************************************************************//
#include "REG51.h"
#include "oled.h"
#include "bmp.h"
#include "intrins.h"
#define  uint  unsigned int //λ????
#define  uchar unsigned char //λ????
#define  Nack_counter  10
uchar flag1;
sbit  SCL=P2^6;// ?????
sbit  SDA=P2^7;// ??????
bdata uchar flag;//??λ??????
sbit bit_out=flag^7;
sbit bit_in=flag^0;
uchar DataH,DataL,Pecreg; //?????????м???

sbit button=P2^1;  //??????????
uchar code table[]={0,1,2,3,4,5,6,7,8,9};
uint sysm=50,sy,STOU=1;//???????????
sbit sysmz=P2^2; //??????????
sbit sysmf=P2^3; //??????С???
sbit STO=P2^0;  //?????????2???

void start_bit();                //MLX90614 ?????λ?????
void stop_bit();                //MLX90614??????λ?????
uchar  rx_byte(void);             //MLX90614 ????????????
void send_bit(void);             //MLX90614????λ?????
void tx_byte(uchar dat_byte);    //MLX90614 ????????????
void receive_bit(void);          //MLX90614????λ?????
uint memread(void);             // ?????????
void display(uint Tem);          // ????????
void delayms(uint xms);    //???1ms

void num1(); //????1
void num2(); //????2
void num3(); //????3
void num4(); //????4
void num5(); //????5
void num6(); //????6
void num7(); //????7
void num8(); //????8
void num9(); //????9
void num10();//????10
void startread();//??????????????
void centigrade();//????????
int main(void)
{
uint Tem,a;  //?????????????
//T????????? a?м???  shi??ge???ж?λ  lm???λ
uchar ss,sg,lm;    //?????????????
uchar shi,ge;
SCL=1;// ?????
SDA=1;// ??????

_nop_();
_nop_();
_nop_();  //???????
_nop_();

SCL=0; // ?????
delayms(1);
SCL=1; // ?????
P0=0xff; //?????P0??????
button=1; //????????????
sysmz=1; //?????????????I/0??????????Ч
sysmf=1; //???????????СI/0??????????Ч
STO=1; //??????趨???????I/O????????Ч
OLED_Init(); //?????OLED
OLED_Clear();
  OLED_ShowCHinese(0,0,0);//?
  OLED_ShowCHinese(16,0,1);//??
  OLED_ShowCHinese(32,0,2);//??
  OLED_ShowCHinese(48,0,3);//??
  OLED_ShowCHinese(64,0,4);//??
  OLED_ShowCHinese(80,0,5);//??
  OLED_ShowCHinese(96,0,6);//??
  OLED_ShowCHinese(112,0,7);//??
  OLED_ShowCHinese(0,3,8);//??
  OLED_ShowCHinese(16,3,9);//?
  OLED_ShowCHinese(32,3,10);//?
  OLED_ShowCHinese(48,3,11);//??
  OLED_ShowString(66,3,":",16);

  OLED_ShowCHinese(110,3,16);//??
  OLED_ShowCHinese(0,6,12);//??
  OLED_ShowCHinese(16,6,13);//??
  OLED_ShowCHinese(32,6,14);//??
  OLED_ShowCHinese(48,6,15);//??
  OLED_ShowString(66,6,":",16);
  OLED_ShowCHinese(110,6,16);//??
while(1)
{

  Tem=memread(); //
  a=Tem*2-27315;
  shi=a/100/10;
  ge=a/100%10;
  OLED_ShowNum(70,3,shi,2,16);
  OLED_ShowNum(86,3,ge,2,16);
  if(shi==1)shi=10;
if(button==1||sy==1)
{
startread();
switch(shi)
{
   case 1: num1();num10();break;
case 2: num2();num10();break;
case 3: num3();num10();break;
case 4: num4();num10();break;
case 5: num5();num10();break;
case 6: num6();num10();break;
case 7: num7();num10();break;
case 8: num8();num10();break;
case 9: num9();num10();break;
case 10:       num10();break;
}

switch(ge)
{
   case 1: num1();break;
case 2: num2();break;
case 3: num3();break;
case 4: num4();break;
case 5: num5();break;
case 6: num6();break;
case 7: num7();break;
case 8: num8();break;
case 9: num9();break;
}
centigrade();sy=0;
}
/************************************************************************/
/*****************************д????????????************************/
if(sysmz==1)
{sysm++;}

if(sysmf==1)
{sysm--;}
ss=sysm/10;
sg=sysm%10;
OLED_ShowNum(70,6,ss,2,16);
OLED_ShowNum(86,6,sg,2,16);;
if(a/100==sysm&&STOU==1)
{
   for(lm=0;lm<2;lm++) //????????????????????趨?????
  {
   P0=0x06;
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(4000);//???????????
  }
  STOU=0;
}
if(sysm>99||sysm<=0)sysm=50;  //?????????99??0???50??????????????
if(STO==1)STOU=1; //??????o?????趨????????
}
}

void start_bit(void)  //MLX90614 ?????λ?????
{
SDA=1;
_nop_();_nop_();_nop_();_nop_();_nop_();
SCL=1;
_nop_();_nop_();_nop_();_nop_();_nop_();
SDA=0;
_nop_();_nop_();_nop_();_nop_();_nop_();
SCL=0;
_nop_();_nop_();_nop_();_nop_();_nop_();

}

void stop_bit(void)  //MLX90614??????λ?????
{
SCL=0;
_nop_();_nop_();_nop_();_nop_();_nop_();
SDA=0;
_nop_();_nop_();_nop_();_nop_();_nop_();
SCL=1;
_nop_();_nop_();_nop_();_nop_();_nop_();
SDA=1;
}

void  tx_byte(uchar dat_byte) //MLX90614 ????????????
{
char i,n,dat;
n=Nack_counter;
TX_again:
dat=dat_byte;
for(i=0;i<8;i++)
{
   if(dat&0x80)
   bit_out=1;
   else
   bit_out=0;
   send_bit();
   dat=dat<<1;
}

   receive_bit();
if(bit_in==1)
{
stop_bit();
if(n!=0)
{n--;goto Repeat;}
else
   goto exit;
}
else
goto exit;
Repeat:
start_bit();
goto TX_again;
exit: ;
}

void  send_bit(void) //MLX90614????λ?????
{
  if(bit_out==0)

   SDA=0;
  else
   SDA=1;
  _nop_();
  SCL=1;
  _nop_();_nop_();_nop_();_nop_();
  _nop_();_nop_();_nop_();_nop_();
  SCL=0;
  _nop_();_nop_();_nop_();_nop_();
  _nop_();_nop_();_nop_();_nop_();
}

uchar rx_byte(void)  //MLX90614 ????????????
{
  uchar i,dat;
  dat=0;
  for(i=0;i<8;i++)
  {
dat=dat<<1;
receive_bit();
if(bit_in==1)
   dat=dat+1;
  }
  send_bit();
  return dat;
}

void receive_bit(void) //MLX90614????λ?????
{
  SDA=1;bit_in=1;
  SCL=1;
  _nop_();_nop_();_nop_();_nop_();
  _nop_();_nop_();_nop_();_nop_();
  bit_in=SDA;
  _nop_();
  SCL=0;
  _nop_();_nop_();_nop_();_nop_();
  _nop_();_nop_();_nop_();_nop_();
}

uint memread(void) // ?????????
{
  start_bit(); //MLX90614 ?????λ?????
  tx_byte(0xB4); //MLX90614 ???????
  tx_byte(0x07);  //Send Command  //MLX90614 ???????
  start_bit();    //MLX90614 ?????λ?????
  tx_byte(0x01);
  bit_out=0;
  DataL=rx_byte();
  bit_out=0;
  DataH=rx_byte();
  bit_out=1;
  Pecreg=rx_byte();
  stop_bit();
  return(DataH*256+DataL);
}

void delayms(uint xms)
{
uint i,j;
for(i=xms;i>0;i--)
  for(j=110;j>0;j--);
}
void num1()//???ò???????1
{
P0=0x1e; //???ò???????
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(200);//???????????
}
void num2()//???ò???????2
{
P0=0x1d; //???ò???????
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(200);//???????????
}
void num3()//???ò???????3
{
P0=0x1c; //???ò???????
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(200);//???????????
}
void num4()//???ò???????4
{
P0=0x1b; //???ò???????
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(200);//???????????
}
void num5()//???ò???????5
{
P0=0x1a; //???ò???????
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(200);//???????????
}
void num6()//???ò???????60
{
P0=0x19; //???ò???????
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(200);//???????????
}
void num7()//???ò???????7
{
P0=0x18; //???ò???????
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(200);//???????????
}
void num8()//???ò???????8
{
P0=0x17; //???ò???????
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(200);//???????????
}
void num9()//???ò???????9
{
P0=0x16; //???ò???????
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(200);//???????????
}
void num10()//???ò???????10
{
P0=0x15; //???ò???????
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(200);//???????????
}
void startread()//???????
{
P0=0x0b;
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(1300);//???????????
}
void centigrade()//??
{
P0=0x09;
delayms(200);//200ms???????
P0=0xff;  //???????????
delayms(1300);//???????????
}
//  OLED_ShowString(6,3,"0.96' OLED TEST",16);
//    OLED_ShowString(8,2,"ZHONGJINGYUAN");
// OLED_ShowString(20,4,"2014/05/01");
//  OLED_ShowString(0,6,"ASCII:",16);
//  OLED_ShowString(63,6,"CODE:",16);
//  OLED_ShowChar(48,6,t,16);//???ASCII???

帐号		自动登录	找回密码
密码			立即注册