Project 1 - Interfacing a 16*2 LCD with Arduino using I2C protocol

Question Ramu, Raju and Shyam are working in an IT support team in an Organisation. An organisation has several departments which work on different projects. Due to covid organisations had to restructure their finances as work from home should be implemented across the organisation. There would be a number of workstations…

Build an object-oriented library which can be used to track automobile maintenance. There can be different car types such as petrol, diesel, gas, electric etc., This library should be able to support at least three of the car types.  Maintenance tasks include activities like oil change or replace oil filter, replace…

Question-1 Perform Static Code Review Analysis for“C:\**\LDRA_workarea\Examples\C_Testbed_examples\Testrain\Testrain.c” Generate Code review report and upload them. Ans) Code review report generated using LDRA tool TBvision: 1.  Open TBvision and upload file by finding the.c file at locotion. 2. …

Measuring distance of an object using ultrasonic sensor (HC-SR04) Ultrasonic Module HC-SR04 works on the principle of SONAR and RADAR system. HC-SR-04 module has an ultrasonic transmitter, receiver, and control circuit on a single board. The module has only 4 pins, Vcc, Gnd, Trig, and Echo. When a pulse of 10µsec…

Controlling a DC motor using PWM and monitoring its Running status CODE #include <avr/io.h>//I/O registers for avr #define F_CPU 16000000L//clock frequency of 16MHz#include <util/delay.h>//delay functions#include "avr/interrupt.h"//for using external interupts #define lcdport PORTB //portB pins are for lcd…

Black box testing Black Box Testing is a software testing method in which the functionalities of software applications are tested without having knowledge of internal code structure, implementation details and internal paths. Black Box Testing mainly focuses on input and output of software applications and it is entirely…

Measuring the distance of an object using ultrasonic sensor and also smoothen the sensor data using moving average filter   #define windowsize 5  //window size of moving average filter is defined as 5#define pingpin 7 //ultrasonic sensor signal pin in 7long duration; //duration of type long float inches,cm;…

Code for Master Arduino #include <LiquidCrystal.h> //library for LCD display #include <Wire.h> //library for I2C protocol LiquidCrystal lcd(12, 11, 5, 4, 3, 2); //definig the LCD module pins(Rs,En,D4,D5,D6,D7) char d[1];void setup(){ Wire.begin();//begins I2C  Serial.begin(9600); lcd.begin(16,2);…

Implementing the control for the retraction and extension of Airplane’s landing gear using the Finite state machine with the knowledge of various states of switch and gear. #include<stdio.h>//standard input output librarytypedef enum{//states gear_down, checking_before_takeoff, raising_gear, gear_up, checking_before_landing,…

#include//standard input output library for C language#include//standard library for number conversion,storage allocation#include//data type that contains two types of values, i.e., 0 and 1struct node{ //linked list node int data; struct node *nxt;};bool present(struct node * head,int val);//function to check if given…