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vikram026-cmd/README.md

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๐Ÿง‘โ€๐Ÿ’ป About Me

public class Vikram {

    String name        = "Thangavikraman R";
    String location    = "Coimbatore, Tamil Nadu, India";
    String degree      = "B.E. Electronics & Communication Engineering";
    String college     = "Rathinam Technical Campus, Coimbatore";

    String[] stack = {
        "C / C++", "Java",
        "ESP32", "ESP8266", "Arduino", "STM32",
        "IoT", "MQTT", "Sensor Interfacing"
    };

    String[] currentlyLearning = {
        "QNX Real-Time OS",
        "Advanced STM32 Firmware",
        "PCB Design with KiCad",
        "Cloud IoT Platforms"
    };

    String funFact =
        "I can debug hardware with an oscilloscope"
        + " faster than most debug code with a linter ๐Ÿ˜„";

    String motto() {
        return "Build real things. Solve real problems.";
    }
}


๐Ÿ› ๏ธ Tech Stack

Languages

C C++ Java

Microcontrollers & Embedded Platforms

Arduino ESP32 ESP8266 STM32

EDA & Simulation Tools

LTSpice KiCad TinkerCAD Multisim

Cloud & IoT

ThingSpeak MQTT IoT Cloud

Developer Tools

VS Code Arduino IDE STM32CubeIDE QNX Git GitHub Linux VMware


๐Ÿ“Š GitHub Stats


๐Ÿ”ฅ Streak Stats


๐Ÿ“ˆ Activity Graph


๐Ÿ† Trophy Wall


๐Ÿ’ผ Work Experience

๐Ÿข Embedded Systems & IoT Internship (Virtual) โ€” Intern | 2023โ€“2024 | Remote

ESP32 Arduino MQTT IoT

  • Performed basic circuit testing and signal observation using oscilloscopes and multimeters to validate embedded system behaviour.
  • Developed small automation-based embedded applications using Arduino and ESP32 microcontrollers with real sensor integration.
  • Implemented MQTT-based communication for IoT applications, enabling reliable device-to-cloud data streaming.
  • Gained hands-on experience in microcontroller programming, sensor interfacing, and debugging hardware-software integration issues.

๐Ÿš€ Featured Projects

Project Stack Highlights
๐Ÿ  Smart Home Automation System ESP32 ยท DHT11 ยท LDR ยท PIR ยท Relay ยท Arduino IDE ยท IoT Cloud End-to-end IoT home system โ€” monitors environment, auto-controls appliances, measures power consumption, and reduces carbon emissions via sensor-driven automation
๐Ÿฉบ Health Monitoring System Arduino ยท Pulse Sensor ยท MLX90614 IR Sensor ยท DHT11 ยท Arduino IDE Real-time continuous patient vitals tracking (temperature + pulse) with remote monitoring support via ESP32 integration
๐Ÿ“ GPS Tracker ESP32 ยท NEO-6M GPS ยท OLED Display ยท Arduino IDE ยท ThingSpeak Portable GPS system displaying live latitude/longitude on OLED and streaming location to ThingSpeak cloud for remote monitoring

โš™๏ธ Mini Projects

Project Stack Description
๐Ÿ—‘๏ธ Smart Dustbin ESP32 ยท IR Sensors ยท Servo ยท ThingSpeak ยท React Dual-compartment IoT bin with automated lid actuation and push notifications on capacity via ThingHTTP
๐Ÿ”Œ Precision Rectifier Circuit LTSpice ยท KiCad ยท GitHub High-accuracy half-wave & full-wave rectifier using op-amps; handles signals below 0.7 V threshold with no diode drop error
๐Ÿš— Obstacle Avoidance Vehicle Arduino UNO ยท IR Sensors ยท Relay IR-sensor-based autonomous vehicle that detects obstacles and auto-adjusts movement for collision-free navigation
๐ŸŽš๏ธ Sallen-Key Active Filters LTSpice 2nd-order LPF & HPF using Sallen-Key topology with full AC analysis and frequency response validation
๐Ÿ“ก Band-Pass Filter LTSpice Op-amp active BPF for selective frequency processing; passband characterised via frequency response simulation
๐Ÿ“ป Random Noise Generator KiCad ยท LTSpice PCB-level noise generator circuit designed in KiCad and simulated in LTSpice

๐Ÿ… Achievements & Certifications

๐Ÿท๏ธ Achievement Details
๐Ÿฅ‡ NPTEL Elite Certification Introduction to Internet of Things โ€” Elite grade from IIT
๐Ÿ›ฐ๏ธ ISRO โ€“ IIRS Certified Remote Sensing of Soils ยท RS & GIS in Natural Resource Management ยท Air Pollutants Monitoring & Modelling
๐Ÿ“œ Coursera Certified Business Analysis & Process Management ยท Introduction to Microsoft Excel
๐Ÿšฆ National Road Safety Hackathon 2025 Participated โ€” organised by NHAI & HOAI
๐Ÿ’ก Intellectual Property Utsav Participated โ€” AICTE & Ministry of Education
๐Ÿง  TATA Crucible Campus Quiz 2025 Participated โ€” Tata Group national campus quiz
๐Ÿ“Š Unstop Daily Quiz Ranked 714 โ€” Management October Series
๐Ÿ‡ฎ๐Ÿ‡ณ Viksit Bharat Young Leaders Dialogue Selected participant โ€” national youth leadership initiative

๐ŸŽ“ Education

Degree Institution Year Score
๐ŸŽ“ B.E. โ€” Electronics & Communication Engineering Rathinam Technical Campus, Coimbatore 2023 โ€“ Present In Progress
๐Ÿ“š Higher Secondary School (Class XII) Jayapriya Vidyalaya School, Virudhachalam 2022 โ€“ 2023 โ€”

๐Ÿงฑ Currently Learning

๐Ÿ”ฒ QNX Real-Time OS     โ†’ Process management, IPC, real-time scheduling
โšก STM32 Advanced       โ†’ DMA, RTOS integration, HAL/LL drivers
๐Ÿ–ฅ๏ธ  PCB Design          โ†’ KiCad layout, design rule checks, Gerber generation
โ˜๏ธ  Cloud IoT           โ†’ AWS IoT Core, MQTT brokers, OTA firmware updates
๐Ÿ”ฌ Signal Processing    โ†’ Analog filter design, FFT, op-amp circuit theory

๐Ÿ“ฌ Connect With Me




โšก "Build real things. Solve real problems." โ€” Thangavikraman R

Popular repositories Loading

  1. Operational-Amplifier Operational-Amplifier Public

    LTSpice simulations of basic Operational Amplifier circuits including Inverting, Non-Inverting, Summing, Difference, Integrator, and Differentiator amplifiers with waveform analysis.

    AGS Script

  2. Precision-Rectifier Precision-Rectifier Public

    Design and implementation of a precision rectifier using operational amplifiers to achieve accurate low-voltage signal rectification.

  3. Linear-Integration-Circuit Linear-Integration-Circuit Public

    This are my LIC lab practical experiments

  4. Rectifier-PCB Rectifier-PCB Public

    My first PCB design made in KiCad 9.0

  5. op-amp-alarm op-amp-alarm Public

    Op-amp based alarm system simulated in LTspice using comparator logic and transistor switching for threshold detection.

  6. Random-noise-generator Random-noise-generator Public

    Design and simulation of a Random Noise Generator using LTspice, followed by 2-layer PCB design in KiCad.

    AGS Script