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Immanueal1/README.md
Krishna Kant Garhe - embedded systems, PCB design, edge AI and product engineering dashboard banner

Typing SVG


Animated embedded hardware system illustration

LinkedIn Email GitHub Resume



All Rights Reserved License Documentation Version Code of Conduct


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⚡ About Me

I build real hardware, write firmware, apply AI, design electronics, and turn prototypes into usable products.

I am an Electronics & Telecommunication Engineering graduate from BIT Durg building intelligent physical systems across firmware, PCB design, edge AI, and clean-energy hardware.

Engineering Signal What I Bring
🎓 Electronics Engineering Circuit design, signal processing, telecom fundamentals, and embedded measurement systems.
⚡ Embedded Firmware Low-latency C/C++ firmware for ESP32, RP2040, STM32, peripheral drivers, and real-time control.
🧠 AI / Machine Learning Lightweight ML pipelines using SVM, Random Forest, CNNs, and embedded sensor data.
🔌 PCB & Product Design KiCad, Proteus, analog front-ends, sensor interfaces, power regulation, and hardware bring-up.
🔋 Clean Energy Experience Lithium-ion battery assembly, BMS wiring, EV integration at Vaishnavas Energy, and SCADA exposure at CSPGCL.

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🛠️ Technical Skill Matrix

Technical skill matrix covering programming, embedded systems, protocols, AI, electronics, creative software and development tools

Readable Technology Index
Category Technologies
Programming C, Embedded C, C++, Python, MATLAB, ARM Assembly, HTML5, CSS3, Git, GitHub
Embedded & MCUs ESP32, STM32 (ARM Cortex-M), RP2040 (Pico), Arduino, FreeRTOS, Embedded Linux
Protocols & Busses UART, SPI, I²C, CAN Bus, Modbus, MQTT, BLE (Bluetooth), Wi-Fi
AI, Edge ML & Robotics TinyML, Scikit-Learn, TensorFlow, PyTorch, OpenCV, Pandas, NumPy, Matplotlib, ROS/ROS2
Electronics & Hardware KiCad, Proteus, Oscilloscope, Logic Analyzer, Power Electronics, BMS Systems, Circuit Design, AFE
Creative Software Adobe Photoshop, Illustrator, Premiere Pro, Lightroom
Development & Tools VS Code, PlatformIO, Arduino IDE, STM32CubeIDE, GitHub Actions

📘 Technical Documentation Suite:
Check out our comprehensive engineering documentation under docs/:
Installation Guide • Quick Start • Architecture Overview • Hardware Setup • Firmware Guide • Troubleshooting • Roadmap • FAQ


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🚀 Featured Projects

🔬 Portable NIR Microplastic Analyzer

Portable AI-powered environmental sensing device for near-infrared polymer classification in field conditions.

ESP32 AS7263 NIR Edge ML IoT Dashboard

  • Hardware: ESP32 MCU, AS7263 spectral sensor, custom optical chamber.
  • ML Pipeline: SVM, Random Forest, and CNN experiments in Python.
  • Performance: 95%+ classification accuracy across five polymer classes.
  • Interface: Local OLED feedback with real-time IoT monitoring.

Prototype hardware for NIR microplastic analyzer
Real prototype hardware

🌊 Raspberry Pi Pico Waveform Generator

High-speed arbitrary signal generator using RP2040 PIO, DMA, and a precision R-2R DAC topology.

RP2040 PIO DMA R-2R DAC Signal Gen

  • Core Engine: Dual-core RP2040 with direct memory access.
  • Output: Sine, square, triangle, sawtooth, and arbitrary LUTs.
  • Control: LCD-driven frequency and amplitude interface.
  • Goal: Compact lab-grade waveform generation for prototyping.

Prototype hardware for RP2040 waveform generator
Real prototype hardware

📊 Portable Digital Oscilloscope

Compact acquisition and diagnostics tool for signal analysis, serial decoding, and field troubleshooting.

AFE Scoppy FFT UART SPI I²C

  • Analog Front-End: Input protection, attenuation, AC/DC coupling.
  • Signal Analysis: FFT spectrum view and voltage measurement.
  • Protocol Decoding: UART, SPI, and I²C signal inspection.
  • Form Factor: Handheld diagnostic hardware for embedded systems.

Prototype hardware for portable digital oscilloscope
Real prototype hardware


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🔬 Research & Certifications

📑 Peer-Reviewed Research Publication

NIR-Based Portable Microplastic Analyzer using ESP32 & Edge ML

Published research on portable NIR spectrometry and polymer signature classification for field-ready environmental analysis.

Research paper PDF

📜 Technical Certifications

IIT Bombay C++ certification

IIT Bombay C certification

Python data science certification


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📈 Experience Timeline

Professional experience timeline with teaching, battery systems, aerospace, SCADA and solar documentation roles

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🗺️ Now Building & Learning Roadmap

⚙️ Hardware & Firmware Skills

  • ESP32 & RP2040 advanced firmware
  • Analog front-end circuit design
  • STM32 ARM Cortex-M bare-metal & HAL
  • FreeRTOS multitasking & synchronization
  • Embedded Linux Buildroot & Yocto

🧠 Edge AI & Robotics

  • Scikit-Learn / PyTorch ML pipelines
  • ESP32 edge sensor processing
  • TinyML quantized neural networks on MCUs
  • ROS / ROS2 robotics operating system
  • Hardware security & secure bootloader

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💡 Engineering Philosophy

"The function of good engineering is to make complex physical reality behave with mathematical elegance."
— Krishna Kant Garhe


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📊 GitHub Analytics & Developer Metrics

GitHub analytics summary for firmware, hardware, edge AI and open-source engineering work



GitHub followers Profile views counter



GitHub stats for Immanueal1 Top programming languages for Immanueal1



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🐍 GitHub Contribution Grid

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Automatically updated by GitHub Actions.



🧊 3D Contribution Calendar

3D Contribution Calendar for Immanueal1

🏆 GitHub Trophies

GitHub trophy-style achievement panel

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🤝 Open Source & Collaboration

I am excited to collaborate on innovative hardware, firmware, clean energy, and edge AI projects.

  • 🤝 Looking for collaborations in: Embedded C/C++, Edge AI / TinyML, IoT sensors, PCB hardware design, and clean energy systems.
  • 💬 Ask me about: ESP32, RP2040, sensor calibration, NIR spectrometry, EV battery management, and ML on embedded data.
  • 📬 Reach out for: Full-time engineering roles, freelance hardware prototyping, and open-source ventures across India.

📩 Let's Connect

LinkedIn Email GitHub


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⚡ Thanks for visiting ⚡

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  1. Arbitrary-Waveform-Generator Arbitrary-Waveform-Generator Public

    A Raspberry Pi Pico (RP2040) based arbitrary waveform generator — 9+ waveform types, PIO-driven high-speed square wave output, R-2R DAC, and an interactive LCD interface. Public engineering showcas…

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  2. NIR-Based-Microplastic-Analyzer NIR-Based-Microplastic-Analyzer Public

    Portable NIR spectroscopy device for real-time microplastic classification

    1