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Interfacing SD Card Module for Data Logging

Last Updated on December 5, 2024 by Swagatam Leave a Comment

In this post we are going to interface SD card module with arduino for data logging. We will see overview of SD card module and understand its pin configurations and on board components. Finally we will be constructing a circuit to log the temperature and humidity data to SD card.  Secure Digital Card SD card […]

Filed Under: Arduino Projects Tagged With: Card, Data, Interfacing, Logging, Module, SD

Mp3 Player Using DF Player – Full Design Details

Last Updated on December 5, 2024 by Swagatam 12 Comments

1

In this post I will show how to construct an Mp3 player using arduino and DFPlayer. The proposed article has two Mp3 player designs, one with push button control and another one with IR remote control. We will also take a look at DFPlayer (Mp3 player module) and its specifications. We all love music, we […]

Filed Under: Arduino Projects, Audio and Amplifier Projects Tagged With: Design, Details, DF, Full, Mp3, Player

Making a Single Channel Oscilloscope using Arduino

Last Updated on December 5, 2024 by Swagatam 24 Comments

lcdconn

In this interesting post, we are going to make a simple single channel oscilloscope using Arduino and a personal computer, where the waveforms will be showcased on the PC’s display and frequency and time period of the input waves will be displayed on the 16 x 2 display.  Introduction Every electronics enthusiast once said “I […]

Filed Under: Arduino Projects, Meters and Testers Tagged With: Arduino, Channel, Making, Oscilloscope, Single

Arduino Frequency Meter Using 16×2 Display

Last Updated on December 5, 2024 by Swagatam 4 Comments

arduinodisplayconnection

In this article I will show how to construct a digital frequency meter using Arduino whose readings will be showcased on a 16×2 LCD display and will have a measuring range from 35 Hz to 1MHz. Introduction Being electronics enthusiast, we all would have come across a point where we need to measure frequency in […]

Filed Under: Arduino Projects, Meters and Testers Tagged With: 16x2, Arduino, Display, Frequency, Meter

Arduino Pure Sine Wave Inverter Circuit with Full Program Code

Last Updated on May 24, 2025 by Swagatam 638 Comments

arduino

This article explains a simple pure sine wave inverter circuit using Arduino, which could be upgraded to achieve any desired power output as per the user’s preference. Circuit Operation In the last article I have explained how to generate sine wave pulse width modulation or SPWM though Arduino, we are going to use the same […]

Filed Under: Arduino Projects, Inverter Circuits Tagged With: Arduino, Full, Inverter, Pure, Sine, Wave

Arduino SPWM Generator Circuit – Code Details and Diagram

Last Updated on May 24, 2025 by Swagatam 74 Comments

waveform 2

In this post I have explained how to generate sine wave pulse-width-modulation or SPWM through Arduino, which can be used for making a pure sine wave inverter circuit or similar gadgets. The Arduino code is developed by me, and it is my first Arduino code, …and it looks pretty good 🙂 What is SPWM I […]

Filed Under: Arduino Projects Tagged With: Arduino, Code, Details, Generator, SPWM

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