12单片机实物运行成功但是仿真失败,如何排查错误?

ID:797434 · 发表于 2021-5-30 15:23

MQ5可以用按键模拟输入量，程序有的，提点建议，感谢各位大佬

为什么12单片机实物可以显示，但是用到51的仿真上温度也读取不了了啊

单片机源程序如下:

#include "intrins.h"
#include "temp.h"
#include "lcd.h"
#define FOSC 11059200L
typedef unsigned char BYTE;
typedef unsigned int WORD;
idata unsigned char str1[]="T:";
idata unsigned char str2[]="CO:";
BYTE code smgduan[17]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,
0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e};//显示0~F的值
/*12单片机基础寄存器负责产生pwm */
sfr CCON = 0xD8; //PCA control register
sbit CCF0 = CCON^0; //PCA module-0 interrupt flag
sbit CCF1 = CCON^1; //PCA module-1 interrupt flag
sbit CR = CCON^6; //PCA timer run control bit
sbit CF = CCON^7; //PCA timer overflow flag
sfr CMOD = 0xD9; //PCA mode register
sfr CL = 0xE9; //PCA base timer LOW
sfr CH = 0xF9; //PCA base timer HIGH
sfr CCAPM0 = 0xDA; //PCA module-0 mode register
sfr CCAP0L = 0xEA; //PCA module-0 capture register LOW
sfr CCAP0H = 0xFA; //PCA module-0 capture register HIGH
sfr CCAPM1 = 0xDB; //PCA module-1 mode register
sfr CCAP1L = 0xEB; //PCA module-1 capture register LOW
sfr CCAP1H = 0xFB; //PCA module-1 capture register HIGH
sfr PCAPWM0 = 0xf2;
sfr PCAPWM1 = 0xf3;
/*12单片机基础寄存器负责数模转换*/
sfr ADC_CONTR = 0xBC; //ADC control register
sfr ADC_RES = 0xBD; //ADC high 8-bit result register
sfr ADC_LOW2 = 0xBE; //ADC low 2-bit result register
sfr P1ASF = 0x9D; //P1 secondary function control register
#define ADC_POWER 0x80 //ADC power control bit
#define ADC_FLAG 0x10 //ADC complete flag
#define ADC_START 0x08 //ADC start control bit
#define ADC_SPEEDLL 0x00 //420 clocks
#define ADC_SPEEDL 0x20 //280 clocks
#define ADC_SPEEDH 0x40 //140 clocks
#define ADC_SPEEDHH 0x60 //70 clocks
sbit key0=P3^0;
sbit key1=P3^1;
sbit key3=P3^2;
sbit key4=P3^3;
sbit key5=P3^4;
sbit key6=P3^5;
sbit beep=P3^6;
BYTE flag=0,flag2=0,ppm=0,c=230,cw=0;//轮回扫描
int pwm_pid,temp_1;
WORD yus=150,baoj=190;
void Delay(WORD n)
{
WORD x;
while (n--)
{
x = 50;
while (x--);
}
}
void pwm_init()//初始化12C5A60单片机pwm寄存器
{
CCON = 0; //Initial PCA control register
//PCA timer stop running
//Clear CF flag
//Clear all module interrupt flag
CL = 0; //Reset PCA base timer
CH = 0;
CMOD = 0x02; //Set PCA timer clock source as Fosc/2
//Disable PCA timer overflow interrupt
CCAP0H = CCAP0L = 0xff; //PWM0 port output 50% duty cycle square wave
CCAPM0 = 0x42; //PCA module-0 work in 8-bit PWM mode and no PCA interrupt
CR = 1; //PCA timer start run
}
void pwm_set(WORD x)//调节pwm占空比
{
CCAP0H=x; //设置比较值
CCAP0L=x;
}
/*----------------------------
数模转换获取通道1
----------------------------*/
BYTE GetADCResult(BYTE ch)//获取adc数值这里使用P1.1引脚GetADCResult(1)
{
ADC_CONTR = ADC_POWER | ADC_SPEEDLL | ch | ADC_START;
_nop_(); //Must wait before inquiry
_nop_();
_nop_();
_nop_();
while (!(ADC_CONTR & ADC_FLAG));//Wait complete flag
ADC_CONTR &= ~ADC_FLAG; //Close ADC
return ADC_RES; //Return ADC result
}
/*----------------------------
数模转换初始化
----------------------------*/
void InitADC()
{
P1ASF = 0x02; //Open 8 channels ADC function
ADC_RES = 0; //Clear previous result
ADC_CONTR = ADC_POWER | ADC_SPEEDLL;
Delay(2); //ADC power-on and delay
}
/*pid高级处理*/
int Position_PID (int Encoder,int Target) //差速PID控制器//这里Encoder=实际CO浓度，Target=预期CO浓度;
{
float Position_KP=1.75,Position_KI=0.26,Position_KD=0.012;
//Position_KI=c*0.01;
static float Bias,Pwm,Integral_bias,Last_Bias;
if(Encoder<=5)
Integral_bias=0;
Bias=Encoder-Target; //计算偏差
Integral_bias+=Bias; //求出偏差的积分
Pwm=Position_KP*Bias+Position_KI*Integral_bias+Position_KD*(Bias-Last_Bias); //位置式PID控制器
Last_Bias=Bias; //保存上一次偏差
return Pwm; //返回PWM值
}
int datapros(int temp) //温度的计算
{
float tp;
if(temp< 0) //当温度值为负数
{
// -
//因为读取的温度是实际温度的补码，所以减1，再取反求出原码
temp=temp-1;
temp=~temp;
tp=temp;
temp=tp*0.0625*100+0.5;
//留两个小数点就*100，+0.5是四舍五入，因为C语言浮点数转换为整型的时候把小数点
//后面的数自动去掉，不管是否大于0.5，而+0.5之后大于0.5的就是进1了，小于0.5的就
//算加上0.5，还是在小数点后面。
}
else
{
tp=temp;//因为数据处理有小数点所以将温度赋给一个浮点型变量
//如果温度是正的那么，那么正数的原码就是补码它本身
temp=tp*0.0625*100+0.5;
//留两个小数点就*100，+0.5是四舍五入，因为C语言浮点数转换为整型的时候把小数点
//后面的数自动去掉，不管是否大于0.5，而+0.5之后大于0.5的就是进1了，小于0.5的就
//算加上0.5，还是在小数点后面。
}
return temp;
}
void main()
{
pwm_init();//初始化pwm
InitADC();
Init_DS18B20();
LcdInit();
beep=0;//初始化关闭蜂鸣器
LcdShowStr(0,0,str1);
LcdShowStr(0,1,str2);
DisplayOneChar(7,0,'C');
DisplayOneChar(15,0,'C');
Display_Ref_T(350);//预设温度
P2=~smgduan[0];
while (1)
{
ppm=GetADCResult(1);
pwm_pid=Position_PID(ppm-135,yus-150);//传入pid变量
if(pwm_pid>235)//限幅
pwm_pid=235;
if(pwm_pid<1)//限幅
pwm_pid=1;
pwm_set(pwm_pid);
if(!key0)
{
Delay(100);
if(!key0)
{
cw--;
while(!key0);
if(cw<1)
cw=0;
}
}
if(!key1)
{
Delay(100);
if(!key1)
{
cw++;
while(!key1);
if(cw>9)
cw=9;
}
}
P2=~smgduan[cw];
if(!key3)
{
Delay(100);
if(!key3)
{
yus--;
while(!key3);
if(yus<1)
yus=0;
}
}
if(!key4)
{
Delay(100);
if(!key4)
{
yus++;
while(!key4);
}
}
if(!key5)
{
Delay(100);
if(!key5)
{
baoj--;
while(!key5);
if(baoj<1)
baoj=0;
}
}
if(!key6)
{
Delay(100);
if(!key6)
{
baoj++;
while(!key6);
}
}
if(flag==10)
{
if(temp_1>350||ppm>baoj)
{
beep=1;
}else
{
beep=0;
}
}
if(flag==20)
{
temp_1=datapros(Ds18b20ReadTemp())*0.1;
ppm=GetADCResult(1);
}
if(flag2==10)
{
Delay(100);
Display_T(temp_1);//实时温度
Display_Pre_CO(yus);
Display_Warn_CO(baoj);
Delay(100);
if(245<ppm)
ppm=240;
Display_CO(ppm);
}
flag++;
if(flag==21)
{
flag=0;
flag2++;
if(flag2==20)
{
flag2=0;
}
}
}
}

复制代码

ID:57657 · 发表于 2021-5-30 17:10

sfr定义的寄存器，都不支持仿真。

ID:96682 · 发表于 2021-5-30 17:14

仿真软件本就没有的模型谈何失败？

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