Automatic Clothesline Retrieval System Using Arduino Uno

Using the rain sensor, light sensor, and DC Motors to implement a system that will retrieve clothes automatically.

Dec 21, 2021

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18259 views

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3 respects

weather

environmental sensing

home

Components and supplies

9V Battery Clip

Jumper wires (generic)

LDR, 5 Mohm

DC Motor, 12 V

Arduino UNO

Custom PCB

LED (generic)

9V battery (generic)

Rain Sensor

Resistor 10k ohm

Tools and machines

Soldering iron (generic)

Solder Wire, Lead Free

Apps and platforms

Arduino IDE

Project description

Code

Arduino Code.txt

arduino

Complete codes for proper implementation of the Automatic Clothesline Retrieval System

1const int pinLED = 13;
2const int pinLDR = A1;
3const int pinDO =  2;
4const int pinAO = A0;
5int val_analog;
6int val_digital;
7int enA =  9;
8int in1 = 8;
9int in2 = 7;
10int enB = 3;
11int in3 = 5;
12int in4 =  4;
13
14void setup() {
15Serial.begin(9600);
16pinMode(pinLED, OUTPUT);
17pinMode(pinLDR,  INPUT);
18pinMode(pinDO, INPUT);
19pinMode(pinAO, INPUT);
20pinMode(enA, OUTPUT);
21pinMode(enB,  OUTPUT);
22pinMode(in1, OUTPUT);
23pinMode(in2, OUTPUT);
24pinMode(in3, OUTPUT);
25pinMode(in4,  OUTPUT);
26digitalWrite(in1, LOW);
27digitalWrite(in2, LOW);
28digitalWrite(in3,  LOW);
29digitalWrite(in4, LOW);
30}
31
32void inside() {
33digitalWrite (pinLED,  HIGH);
34analogWrite(enA,125);
35digitalWrite(in1,LOW);
36digitalWrite(in2,HIGH);
37analogWrite(enB,125);
38digitalWrite(in3,LOW);
39digitalWrite(in4,HIGH);
40Serial.println("go  in"); 
41}
42
43void outside() {
44digitalWrite (pinLED, LOW);
45analogWrite(enA,125);
46digitalWrite(in1,HIGH);
47digitalWrite(in2,LOW);
48analogWrite(enB,125);
49digitalWrite(in3,HIGH);
50digitalWrite(in4,LOW);
51Serial.println("go  out");
52}
53
54void off() {
55analogWrite(enA,0);
56digitalWrite(in1,LOW);
57digitalWrite(in2,LOW);
58analogWrite(enB,0);
59digitalWrite(in3,LOW);
60digitalWrite(in4,LOW);
61Serial.println("off");
62delay(5000);
63}
64
65void  loop() {
66
67int ldrStatus = analogRead(pinLDR);
68Serial.print("ldr : ");
69Serial.println(ldrStatus);
70val_digital=digitalRead(pinDO);
71val_analog=analogRead(pinAO);
72Serial.println(val_analog);
73delay(1000);
74
75if  (digitalRead(pinLED)==HIGH) {
76if (ldrStatus > 20){
77if (val_digital == HIGH)  {
78outside(); delay(400);
79off(); delay(2000);
80}
81}
82}
83else if (ldrStatus  <= 20) {
84inside(); delay(400);
85off(); delay(2000);
86}
87else if (ldrStatus  > 20) {
88if (val_digital == LOW) {
89inside(); delay(400);
90off(); delay(2000);
91}
92}
93}

const int pinLED = 13;
const int pinLDR = A1;
const int pinDO =  2;
const int pinAO = A0;
int val_analog;
int val_digital;
int enA =  9;
int in1 = 8;
int in2 = 7;
int enB = 3;
int in3 = 5;
int in4 =  4;

void setup() {
Serial.begin(9600);
pinMode(pinLED, OUTPUT);
pinMode(pinLDR,  INPUT);
pinMode(pinDO, INPUT);
pinMode(pinAO, INPUT);
pinMode(enA, OUTPUT);
pinMode(enB,  OUTPUT);
pinMode(in1, OUTPUT);
pinMode(in2, OUTPUT);
pinMode(in3, OUTPUT);
pinMode(in4,  OUTPUT);
digitalWrite(in1, LOW);
digitalWrite(in2, LOW);
digitalWrite(in3,  LOW);
digitalWrite(in4, LOW);
}

void inside() {
digitalWrite (pinLED,  HIGH);
analogWrite(enA,125);
digitalWrite(in1,LOW);
digitalWrite(in2,HIGH);
analogWrite(enB,125);
digitalWrite(in3,LOW);
digitalWrite(in4,HIGH);
Serial.println("go  in"); 
}

void outside() {
digitalWrite (pinLED, LOW);
analogWrite(enA,125);
digitalWrite(in1,HIGH);
digitalWrite(in2,LOW);
analogWrite(enB,125);
digitalWrite(in3,HIGH);
digitalWrite(in4,LOW);
Serial.println("go  out");
}

void off() {
analogWrite(enA,0);
digitalWrite(in1,LOW);
digitalWrite(in2,LOW);
analogWrite(enB,0);
digitalWrite(in3,LOW);
digitalWrite(in4,LOW);
Serial.println("off");
delay(5000);
}

void  loop() {

int ldrStatus = analogRead(pinLDR);
Serial.print("ldr : ");
Serial.println(ldrStatus);
val_digital=digitalRead(pinDO);
val_analog=analogRead(pinAO);
Serial.println(val_analog);
delay(1000);

if  (digitalRead(pinLED)==HIGH) {
if (ldrStatus > 20){
if (val_digital == HIGH)  {
outside(); delay(400);
off(); delay(2000);
}
}
}
else if (ldrStatus  <= 20) {
inside(); delay(400);
off(); delay(2000);
}
else if (ldrStatus  > 20) {
if (val_digital == LOW) {
inside(); delay(400);
off(); delay(2000);
}
}
}

Downloadable files

Fritzing Breadboard

Proper and complete wiring and components

Fritzing Breadboard

Proper and complete wiring and components

Fritzing Breadboard

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