Complete Electronic Product Development (Playard Retro V1)
Erhan Namlı
Embedded Systems Developer
Software Engineer
C
C++
Linux
Playard Retro V1 is a versatile retro gaming handheld that combines classic gaming experiences with modern technology. This project showcases the complete development process of an electronic product, from concept to final implementation.
Key Features
- Custom PCB design with ESP32 microcontroller
- 3.5" high-resolution TFT display
- Ergonomic button layout for comfortable gaming
- Long battery life with efficient power management
- Expandable storage via microSD card
- Wi-Fi connectivity for game downloads and updates
Development Process
1. Hardware Design
- Designed custom PCB using KiCad
- Implemented ESP32 microcontroller for powerful, efficient processing
- Integrated 3.5" TFT display with custom driver for optimal performance
- Designed power management circuit for extended battery life
- Added expansion capabilities through GPIO pins and I2C interface
2. Firmware Development
- Developed custom firmware using FreeRTOS
- Implemented efficient emulators for various retro gaming platforms
- Created a user-friendly interface with smooth navigation
- Integrated Wi-Fi functionality for OTA updates and game downloads
- Optimized power management in software for maximum battery efficiency
3. Prototyping and Testing
- Produced multiple PCB iterations, refining the design each time
- Conducted rigorous EMC/EMI testing to ensure regulatory compliance
- Performed extensive stress testing on all components
- Organized user acceptance trials to gather feedback on ergonomics and user experience
4. Manufacturing
- Coordinated with PCB manufacturers to produce small batch of units
- Sourced components from reliable suppliers, ensuring quality and managing supply chain
- Developed a detailed assembly process for consistent production
- Implemented quality control procedures at each stage of manufacturing
5. Community Engagement
- Established an open-source community around the project
- Created detailed documentation to encourage contributions
- Implemented a feature voting system for community-driven development
- Organized regular online meetups to discuss project progress and future plans
Skills Demonstrated
- PCB Design and Layout
- Embedded Systems Programming
- Power Management in Electronic Devices
- User Interface Design for Embedded Systems
- Product Prototyping and Iteration
- Manufacturing Process Development
- Community Management and Open-Source Development
- Project Management and Product Lifecycle
