#include UltraSonicDistance Sensor ultrasonic (A0, A1); float distance; // left motor int leftMotorSpeedPin = 3; int leftMotor ForwardPin = 4; int leftMotorBackwardPin = 5; // right motor int rightMotorSpeedPin = 11; int rightMotor ForwardPin = 12; int rightMotorBackwardPin = 13; STEP2. void setup() { } pinMode (leftMotorSpeedPin, OUTPUT); pinMode (leftMotor ForwardPin, OUTPUT); pinMode (leftMotorBackwardPin, OUTPUT); pinMode (rightMotorSpeedPin, OUTPUT); pinMode (rightMotor ForwardPin, OUTPUT); pinMode (rightMotorBackwardPin, OUTPUT); Serial.begin(9600); digitalWrite (leftMotorSpeedPin, HIGH); digitalWrite (rightMotorSpeedPin, HIGH); STEP4. void goForward() { digitalWrite (leftMotorForwardPin, HIGH); digitalWrite (leftMotorBackwardPin, LOW); digitalWrite (rightMotor ForwardPin, HIGH); digitalWrite (rightMotorBackwardPin, LOW); } void goBackward() { digitalWrite (leftMotor ForwardPin, LOW); digitalWrite (leftMotorBackwardPin, HIGH); digitalWrite (rightMotor ForwardPin, LOW); digitalWrite (rightMotorBackwardPin, HIGH); } void stop() { } digitalWrite(leftMotorForwardPin, LOW); digitalWrite (leftMotorBackwardPin, LOW); digitalWrite (rightMotor ForwardPin, LOW); digitalWrite (rightMotorBackwardPin, LOW); } void goRight() { digitalWrite (leftMotorForwardPin, HIGH); digitalWrite (leftMotorBackwardPin, LOW); digitalWrite (rightMotor ForwardPin, LOW); digitalWrite (rightMotor BackwardPin, LOW); } void goLeft() { digitalWrite (leftMotorForwardPin, LOW); digitalWrite (leftMotorBackwardPin, LOW); digitalWrite (rightMotor ForwardPin, HIGH); digitalWrite (rightMotorBackwardPin, LOW); void loop() { distance ultrasonic.measureDistanceCm(); //Use 'CM' for centimeters or 'INC' for inches Serial.println (distance); if (distance > -1 && distance < 25) { { STEP3. { stop(); delay(1000); goBackward(); } else } delay (300); stop(); delay(1000); if (random (0, 2)==0) goLeft(); } } else { goRight(); delay(500); stop(); delay (700); goForward();
#include UltraSonicDistance Sensor ultrasonic (A0, A1); float distance; // left motor int leftMotorSpeedPin = 3; int leftMotor ForwardPin = 4; int leftMotorBackwardPin = 5; // right motor int rightMotorSpeedPin = 11; int rightMotor ForwardPin = 12; int rightMotorBackwardPin = 13; STEP2. void setup() { } pinMode (leftMotorSpeedPin, OUTPUT); pinMode (leftMotor ForwardPin, OUTPUT); pinMode (leftMotorBackwardPin, OUTPUT); pinMode (rightMotorSpeedPin, OUTPUT); pinMode (rightMotor ForwardPin, OUTPUT); pinMode (rightMotorBackwardPin, OUTPUT); Serial.begin(9600); digitalWrite (leftMotorSpeedPin, HIGH); digitalWrite (rightMotorSpeedPin, HIGH); STEP4. void goForward() { digitalWrite (leftMotorForwardPin, HIGH); digitalWrite (leftMotorBackwardPin, LOW); digitalWrite (rightMotor ForwardPin, HIGH); digitalWrite (rightMotorBackwardPin, LOW); } void goBackward() { digitalWrite (leftMotor ForwardPin, LOW); digitalWrite (leftMotorBackwardPin, HIGH); digitalWrite (rightMotor ForwardPin, LOW); digitalWrite (rightMotorBackwardPin, HIGH); } void stop() { } digitalWrite(leftMotorForwardPin, LOW); digitalWrite (leftMotorBackwardPin, LOW); digitalWrite (rightMotor ForwardPin, LOW); digitalWrite (rightMotorBackwardPin, LOW); } void goRight() { digitalWrite (leftMotorForwardPin, HIGH); digitalWrite (leftMotorBackwardPin, LOW); digitalWrite (rightMotor ForwardPin, LOW); digitalWrite (rightMotor BackwardPin, LOW); } void goLeft() { digitalWrite (leftMotorForwardPin, LOW); digitalWrite (leftMotorBackwardPin, LOW); digitalWrite (rightMotor ForwardPin, HIGH); digitalWrite (rightMotorBackwardPin, LOW); void loop() { distance ultrasonic.measureDistanceCm(); //Use 'CM' for centimeters or 'INC' for inches Serial.println (distance); if (distance > -1 && distance < 25) { { STEP3. { stop(); delay(1000); goBackward(); } else } delay (300); stop(); delay(1000); if (random (0, 2)==0) goLeft(); } } else { goRight(); delay(500); stop(); delay (700); goForward();
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
Plz write the algorithm for this
Transcribed Image Text:#include <HCSR04.h>
UltrasonicDistance Sensor ultrasonic (A0, A1);
float distance;
// left motor
int leftMotorSpeedPin = 3;
int leftMotor ForwardPin = 4;
int leftMotorBackwardPin = 5;
// right motor
int rightMotorSpeedPin = 11;
int rightMotor ForwardPin = 12;
int rightMotor BackwardPin = 13;
STEP2.
void setup() {
}
pinMode (leftMotorSpeedPin, OUTPUT);
pinMode (leftMotorForwardPin, OUTPUT);
pinMode (leftMotorBackwardPin, OUTPUT);
pinMode (rightMotorSpeedPin, OUTPUT);
pinMode (rightMotor ForwardPin, OUTPUT);
pinMode (rightMotorBackwardPin, OUTPUT);
Serial.begin(9600);
digitalWrite (leftMotorSpeedPin, HIGH);
digitalWrite (rightMotor SpeedPin, HIGH);
STEP4.
void goForward () {
digitalWrite (leftMotorForwardPin, HIGH);
digitalWrite (leftMotorBackwardPin, LOW);
digitalWrite (rightMotor ForwardPin, HIGH);
digitalWrite (rightMotorBackwardPin, LOW);
}
void goBackward() (
digitalWrite (leftMotorForwardPin, LOW);
digitalWrite (leftMotorBackwardPin, HIGH);
digitalWrite (rightMotor ForwardPin, LOW);
digitalWrite (rightMotor BackwardPin, HIGH);
}
void stop() {
digitalWrite (leftMotorForwardPin, LOW);
digitalWrite (leftMotorBackwardPin, LOW);
digitalWrite (rightMotor ForwardPin, LOW);
digitalWrite (rightMotorBackwardPin, LOW);
}
}
void goRight() {
digitalWrite (leftMotor ForwardPin, HIGH);
digitalWrite (leftMotorBackwardPin, LOW);
digitalWrite (rightMotor ForwardPin, LOW);
digitalWrite (rightMotorBackwardPin, LOW);
}
void goLeft() {
digitalWrite (leftMotorForwardPin, LOW);
digitalWrite (leftMotorBackwardPin, LOW);
digitalWrite (rightMotor ForwardPin, HIGH);
digitalWrite (rightMotor BackwardPin, LOW);
void loop() {
distance ultrasonic.measureDistanceCm();
//Use 'CM' for centimeters or 'INC' for inches.
Serial.println (distance);
if (distance > -1 && distance < 25)
(
{
STEP3.
(
}
}
else
stop();
delay(1000);
goBackward();
delay (300);
stop();
delay(1000);
if (random (0, 2) == 0)
goLeft();
}
}
goRight();
}
else {
delay(500);
stop();
delay (700);
goForward();
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