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Arduino based security system

November 29, 2019

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Arduino calculator

November 15, 2019

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How to control servo motor with joystick and arduino

Materials:- Arduino uno Joystick Servo motor Jumper wires Diagram:- Connections:- Joystick VCC = Arduino 3.5V Joystick GND = Arduino GND Joystick URY(HOR) = Arduino Analog pin 0 Servo Yellow = Arduino Digital pin 7 Servo Red = Arduino 5V Servo Brown = Arduino GND Code:- #include <Servo.h> const int Y_pin = A0; // analog pin connected to Y output Servo myservo; int val; void setup() { myservo.attach(7); } void loop() { val = analogRead(Y_pin); val = map(val, 0, 1023, 0, 180); myservo.write(val); delay(15); }

How to use soil moisture sensor using LCD display with arduino

Materials:- Arduino uno = https://bit.ly/30v5XcY LCD display = http://bit.ly/37SLuRJ Soil moisture sensor = http://bit.ly/2I6nGiS Diagram:- Connections:- LCD display to arduino Vss = Arduino GND VDD = Arduino 5V V0 = Potentiometer center pin RS = Digital pin 8 RW = Arduino GND E = Digital pin 6 D4 = Arduino digital pin 5 D5 = Arduino digital pin 4 D6 = Arduino digital pin 3 D7 = Arduino digital pin 2 A = Arduino 5V K = Arduino GND Potentiometer to arduino Left pin = Arduino GND Right pin = Arduino 5v center pin = Display VO Soil moisture sensor to arduino Sensor VCC = Arduino 3.5V Sensor GND = Arduino GND Sensor AO = Arduino A0 Downloads:- LCD display library(LiquidCrystal.h) = http://bit.ly/2VeF5xt Code :- #include <LiquidCrystal.h> LiquidCrystal lcd(8, 6, 5, 4, 3,2); int sensorPin = A0; int sensorValue = 0; int percentValue = 0; void setup() { Serial.begin(9600); lcd

How to measure distance with arduino

Materials:- Ultrasonic sensor LCD display 10k potrntiometer Jumper wire Diagram:- Connections:- Vss = Arduino GND VDD = Arduino 5V V0 = Potentiometer center pin RS = Digital pin 1 RW = Arduino GND E = Digital pin 2 D4 = Arduino digital pin 3 D5 = Arduino digital pin 4 D6 = Arduino digital pin 5 D7 = Arduino digital pin 6 A = Arduino 5V K = Arduino GND Ultrasonic GND = Arduino GND Ultrasonic 5V = Arduino 5V Ultrasonic Echo = Arduino digital pin 8 Ultrasonic trig = Arduino digital pin 9 Potentiometer left pin = Arduino 5V Potentiometer right pin = Arduino GND Code:- //https://mrarduinoprojects.blogspot.com #include <LiquidCrystal.h> // includes the LiquidCrystal Library LiquidCrystal lcd(1, 2, 3, 4, 5, 6); // Creates an LCD object. Parameters: (rs, enable, d4, d5, d6, d7) const int trigPin = 8; const int echoPin = 9; long duration; int distanceCm, distanceInch; void setup() { lcd.begin(16,2

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