Arduino

电路图

简介

利用超声波传感器感应手机，检测到手机放入时LED灯珠闪烁（提示灯）,放入手机的时间每达到25分钟，亮起一个白色LED灯珠（水滴灯），同时开启水泵浇水。5个水滴灯珠都依次点亮后，5个白色水滴将会变成1个蓝色水滴。

所需硬件

Arduino开发板 X 1
连接线 X n
面包板 X 1
水泵 X 1
水管 X 1
超声波传感器 X 1
LED灯珠 X 6
继电器 X 1

具体代码

int trigPin = 11;    //Trig
              int echoPin = 12;    //Echo
              int pumpPin = 8;
              
              int led1Pin = 7;
              int led2Pin = 6;
              int led3Pin = 5;
              int led4Pin = 4;
              int led5Pin = 3;
              int led6Pin = 9;
              //int led6Pin = 2;
              long duration, cm, inches;
              int phone = 0;
              int time;
              
              void setup() {
                  digitalWrite(led6Pin,HIGH);
                digitalWrite(led5Pin,HIGH);
                digitalWrite(led4Pin,HIGH);
                digitalWrite(led3Pin,HIGH);
                digitalWrite(led2Pin,HIGH);
                digitalWrite(led1Pin,HIGH);
                digitalWrite(pumpPin,HIGH);
                //Serial Port begin
              //  digitalWrite(led1Pin,255);
                Serial.begin (9600);
                //Define inputs and outputs
                pinMode(trigPin, OUTPUT);
                pinMode(echoPin, INPUT);
                pinMode(pumpPin, OUTPUT);
                pinMode(led1Pin, OUTPUT);
                pinMode(led2Pin, OUTPUT);
                pinMode(led3Pin, OUTPUT);
                pinMode(led4Pin, OUTPUT);
                pinMode(led5Pin, OUTPUT);
                pinMode(led6Pin, OUTPUT);
                time = 0;
              }
               
              void loop()
              {
              //   digitalWrite(led6Pin,LOW);
                digitalWrite(pumpPin,HIGH);
              //  delay(20000);
              //  digitalWrite(pumpPin,LOW);
                // The sensor is triggered by a HIGH pulse of 10 or more microseconds.
                // Give a short LOW pulse beforehand to ensure a clean HIGH pulse:
                digitalWrite(trigPin, LOW);
                delayMicroseconds(5);
                digitalWrite(trigPin, HIGH);
                delayMicroseconds(10);
                digitalWrite(trigPin, LOW);
               
                // Read the signal from the sensor: a HIGH pulse whose
                // duration is the time (in microseconds) from the sending
                // of the ping to the reception of its echo off of an object.
                duration = pulseIn(echoPin, HIGH);
               
                // convert the time into a distance
                cm = (duration/2) / 29.1;
                inches = (duration/2) / 74;
                Serial.print("duration： ");
                Serial.println(duration);
              
                //detect the phone
                if(duration <= 135){
                  phone = 1;
              //    Serial.println(phone);
                  time++;
                  
                }else{
                   
                  phone = 0;
              //    Serial.println(phone);
                  time = 0;
                }
                Serial.println(time);
                int interval = 25;
                for(int i = 1; i < 7; i++){
                  if(time == i*interval){
                    //light ith led
                    digitalWrite(pumpPin,LOW);
                    delay(800);
                    digitalWrite(pumpPin,HIGH);
                    if(i == 1){
              //        digitalWrite(led1Pin,HIGH);
                      digitalWrite(led5Pin,LOW);
                    }else if(i == 2){
                      digitalWrite(led4Pin,LOW);
                    }else if(i == 3){
                      digitalWrite(led3Pin,LOW);
                    }else if(i == 4){
                      digitalWrite(led2Pin,LOW);
                    }else if(i == 5){
                      digitalWrite(led1Pin,LOW);
                    }else if(i == 6){
                      digitalWrite(led6Pin,LOW);
                      digitalWrite(led1Pin,HIGH);
                      digitalWrite(led2Pin,HIGH);
                      digitalWrite(led3Pin,HIGH);
                      digitalWrite(led4Pin,HIGH);
                      digitalWrite(led5Pin,HIGH);
                    }
                    
                  }
                  if(time == 0){
                    digitalWrite(led6Pin,HIGH);
                    digitalWrite(led5Pin,HIGH);
                    digitalWrite(led4Pin,HIGH);
                    digitalWrite(led3Pin,HIGH);
                    digitalWrite(led2Pin,HIGH);
                    digitalWrite(led1Pin,HIGH);
                  }
                }
                
                delay(60*1000L);
              }

Undefined

电路图

简介

所需硬件

具体代码

装配