我的单片机声音定位系统课程设计含源码，仿真，原理图，报告 -

#include<reg52.h>
#include<stdio.h>
#include "delay.h"
#include "lcd.h"
#include<math.h>
#define uchar unsigned char
#define uint unsigned int
#define BOOL bit
#define BYTE unsigned char
#define WORD unsigned int
uchar signalA,signalB,signalC;
uchar wolsignalA,wolsignalB,wolsignalC;
uchar wolCount,obv;
unsigned int posX,posY; //坐标取值
code unsigned char byValidShow[] = {" V值: "};
code unsigned char DispX[] = {" X轴: "};
code unsigned char DispY[] = {" Y轴: "};
void Init_Show() //LCD初始化显示子程序
{
Delay400Ms();
LCDInit();
LCDClear();
Delay5Ms();
LCDClear();
//DisplayListChar(0,1,byValidShow);
DisplayListChar(0,2,DispX);
DisplayListChar(0,3,DispY);
Delay5Ms();
}
void Init_isr() //中断初始化设置子程序
{
EA = 0;
TMOD = 0x62;
/*外部中断0*/
IT0 = 1; EX0 = 1;
/*外部中断1*/
IT1 = 1; EX1 = 1;
/* 计数器 0*/
TH1 = 0xFF; TL1 = 0xFF; TR1 = 1; ET1 = 1;
/* 定时器 1*/
TH0 = 246; TL0 = 246; TR0 = 0; ET0 = 0;
/***********/
IE0=0;IE1=0;TF1=0;TF0=0;
EA = 1;
}
void signalchuli(float m,float n) //坐标定位计算程序
{
BOOL r1=0;
BOOL r2=0; //方程是否成立变量
BOOL suc=0; //解题是否成功变量
float x,y;
for(x=10;x<=500;x+=10)
{
for(y=10;y<=350;y+=10)
{
if(fabs(sqrt(x*x+(350-y)*(350-y))- sqrt(x*x+y*y)-m)<=20.0)
r1=1;
//else r1=0;
if(fabs(sqrt(x*x+y*y)-sqrt(y*y+(500-x)*(500-x)) -n)<=20.0)
r2=1;
//else r2=0;
if(r1&&r2)
{
suc=1;
break;
}
else
{
r1=0;
r2=0;
}
}
if(suc)
break;
}
posX=x;
posY=y;
}
void main()
{
float cha1,cha2;
uchar cha1_temp,cha2_temp;
EA=0;
Init_Show();
Init_isr();
while(1)
{
if( signalA && signalB && signalC)
{
EA = 0;
TR0=0;
obv++;
cha1_temp = wolsignalA - wolsignalB;
cha2_temp = wolsignalB - wolsignalC;
if(wolsignalA < wolsignalB)
{
cha1_temp = 65536 - cha1_temp;
cha1 = -(3.4*cha1_temp);
}
else
{
cha1 = 3.4*cha1_temp;
}
if(wolsignalB < wolsignalC)
{
cha2_temp = 65536 - cha2_temp;
cha2 = -(3.4*cha2_temp);
}
else
{
cha2 = 3.4*cha2_temp;
}
signalchuli(cha1,cha2);
DisplayADData(4,2,posX);
DisplayADData(4,3,posY); //显示坐标
signalA = 0;
signalB = 0;
signalC = 0;
wolCount = 0;
Init_isr();
}
DisplayADData(0,4,wolsignalA);
DisplayADData(3,4,wolsignalB);
DisplayADData(6,4,wolsignalC); //显示时间插值，方便调试
DisplayADData(0,1,signalA);
DisplayADData(3,1,signalB);
DisplayADData(6,1,signalC); //显示触发标志位，方便调试
}
}
void JsA_isr() interrupt 0 //外部中断0，下降沿触发
{
EX0 = 0;
if(wolCount == 0)
{
wolsignalA = 0;
TR0 = 1;
ET0 = 1;
}
else
{
wolsignalA = wolCount;
}
signalA = 1;
}
void JsB_isr() interrupt 2 //外部中断1，下降沿触发
{
if(wolCount == 0)
{
wolsignalB = 0;
TR0 = 1;
ET0 = 1;
}
else
{
wolsignalB = wolCount;
}
signalB =1;
EX1 = 0;
}
void Timer1_isr() interrupt 3 //计数器1，工作方式2
{
if(wolCount == 0)
{
wolsignalC = 0;
TR0 = 1;
ET0 = 1;
}
else
{
wolsignalC = wolCount;
}
signalC = 1;
ET1 = 0;
}
void Timer0_isr() interrupt 1 //定时器0，工作方式2 , 10us
{
wolCount++;
}

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