arduino充氧仿真装置Proteus仿真程序 -

#include <OneWire.h>
#include <DallasTemperature.h>
#include <LiquidCrystal.h>
#define MPX_PIN A1 //定义压力传感器MPX4115的引脚连接
#define LED_PIN 9 //定义led指示灯的引脚连接
#define MOTOR_PIN 9 //定义电机的引脚连接
#define DS18B20 10 //定义ds18b20的引脚连接
#define JIA_1 11 //定义设定值+1的引脚连接
#define JIAN_1 13 //定义设定值-1的引脚连接
OneWire oneWire(DS18B20);
DallasTemperature sensors(&oneWire);
LiquidCrystal myLcd(2,3,4,5,6,7,8); //声明一个1602 LCD对象
float temp = 0; //初始化温度变量
float mpx = 0; //初始化压力变量
float DOf = 5;
int time_n = 0;
int time_num = 0;
float DOF = 5; //初始设计氧含量的值
void setup(){
// 初始库
sensors.begin();
myLcd.begin(16,4);
pinMode(JIA_1,INPUT);
pinMode(JIAN_1,INPUT);
pinMode(MOTOR_PIN,OUTPUT);
analogWrite(MOTOR_PIN, 0);
Serial.begin(9600);
myLcd.setCursor(0, 0); //将1602 LCD光标移动到第一行第一列
myLcd.print(String("temp:"));
myLcd.setCursor(0, 1); //将1602 LCD光标移动到第二行第一列
myLcd.print(String("mpx :"));
myLcd.setCursor(0, 2); //将1602 LCD光标移动到第三行第一列
myLcd.print(String("Ture oxygen:"));
myLcd.setCursor(0, 3); //将1602 LCD光标移动到第四行第一列
myLcd.print(String("Set oxygen :"));
}
void loop(){
//测温
sensors.requestTemperatures(); // 发送命令获取温度
temp = sensors.getTempCByIndex(0);
//测压
mpx = analogRead(MPX_PIN); //读取模拟量数据
mpx = map(mpx,54,973,15,115); //模拟量输出是54-973 测量的电压为15-115Pa**千万别改，测出来的
//键盘检测
if(digitalRead(JIA_1) == HIGH){
DOF = DOF + 1;
delay(100); //消抖
}
else
DOF=DOF;
if(digitalRead(JIAN_1) == HIGH){
DOF = DOF - 1;
delay(100); //消抖
}
else
DOF=DOF;
//计算是否低于设定值
DOf = (mpx/101)*(471.01/(temp+31.98)); //101是大气压
if(DOf < DOF)
analogWrite(MOTOR_PIN, 255);
else
analogWrite(MOTOR_PIN, 0);
//显示
myLcd.setCursor(5, 0);
myLcd.print(String(temp) + String(" 'C"));
myLcd.setCursor(5, 1);
myLcd.print(String(mpx) + String(" KPa"));
myLcd.setCursor(12, 2);
myLcd.print(String(DOf));
myLcd.setCursor(12, 3);
myLcd.print(String(DOF));
}

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