Ertunç Özbay embedded // hardware // open-source
⚡ PROJECT SHOWCASE // CODE, COMMANDS, DOWNLOADS & POC VIDEOS

Engineering Projects & Open-Source Builds

Every project documented here includes verified hardware pinouts, build photos, copyable terminal commands, source code snippets, direct download links, and a dedicated YouTube Proof-of-Concept (PoC) video showcase.

Active Hardware & Software Portfolio

All Projects (4)

Rev 0.1 Built → Phase 2 Console Project 01 • Embedded Hardware

Multi-Functional RC Controller (MFC)

A custom 2.4 GHz wireless remote controller and multi-purpose embedded console built around the ESP32-S3-N16R8 and nRF24L01+ PA+LNA transceiver. Includes C99 ESP-IDF firmware, KiCad 9.0 schematics, Rev 0.1 perfboard photos, and Phase 2 DT-100 console BOM.

  • ESP32-S3-N16R8
  • ESP-IDF v5.2.2 (C99)
  • nRF24L01+ 2.4 GHz RF
  • Hall-Effect Joysticks
  • ST7789 TFT + MicroSD
  • KiCad Schematic

Included on page: Copyable `idf.py` build/flash commands, C99 firmware source code, downloadable KiCad `.kicad_sch` schematic & `.zip` archive, 3 prototype photos, and 🎬 YouTube PoC Video slot.

Open Page, Code & PoC ⬇ Download ZIP Git Server
Active Breadboard Synth Project 02 • Audio & Dual-Core RTOS

MIDI Breadboard Instrument — Desk Rave 16-Track Symphony

A standalone dual-core ESP32 MIDI synthesizer, drum sequencer, and 30 FPS SPI OLED visualizer programmed in ESP-IDF v5.2.2, paired with a custom Python Run-Length Encoding (RLE) MIDI-to-C compiler (midi_to_c.py) driving a passive melody buzzer, two active drum buzzers, LEDs, and a hardware PCNT rotary encoder.

  • ESP32 Dual-Core (160 MHz)
  • Python RLE Compiler
  • 16-Track Flash Symphony
  • 3x Buzzers (Melody/Kick/Hat)
  • 1.3" SPI OLED (30 FPS)
  • PCNT Rotary Encoder

Included on page: Full `midi_to_c.py` Python script & C99 Dual-Core FreeRTOS audio engine code, copyable CLI commands, downloadable `.py` & `.zip` links, 3 breadboard photos, and 🎬 YouTube PoC Video slot.

Open Page, Code & PoC ⬇ Download ZIP Git Server
v1.0.0 Shipped Binary Project 03 • Rust & Linux Systems

Point Blank on Linux — Standalone Community Launcher

A self-contained Linux desktop launcher written in Rust that runs Point Blank (Zepetto / TAM Game) on Arch, Ubuntu, and Fedora with 100% unmodified official CheatBlocker anti-cheat, automated Wine prefix & Winetricks provisioning (vcrun2022, d3dx11_43), and 200 FPS DirectX 9 / DirectX 11 borderless fullscreen support.

  • Rust
  • Wine / DirectX 9 & 11
  • 16-Byte TLS Runtime
  • Arch / Debian / Fedora

Included on page: Direct pre-compiled `x86_64` release `.tar.gz` download, copyable distro dependency commands (Arch/Ubuntu/Fedora), Rust source build commands, and 🎬 YouTube PoC Video slot.

Open Page, CLI & PoC ⬇ Download v1.0.0 (.tar.gz) Git Server
In Progress Project 04 • Robotics & Control

RC and Autonomous 4WD Vehicle

An ongoing 4WD robotic vehicle platform exploring manual 2.4 GHz RF remote control (paired with the Multi-Functional Controller) alongside autonomous obstacle avoidance, motor driver electronics, and real-time control logic.

  • 4WD Vehicle Platform
  • 2.4 GHz RF Receiver Link
  • Autonomous Control Logic
  • Power & Motor Electronics

Included on page: C99 2.4 GHz telemetry receiver packet & differential motor drive code structure, companion controller link, and 🎬 YouTube PoC Video slot.

Open Page, Code & PoC