ENGINEERING PORTFOLIO

Electronic & Embedded Systems Projects

Selected engineering projects covering PCB design, embedded firmware, industrial electronics, prototyping, troubleshooting and production-oriented product development.

Hardware · Firmware · PCB · Testing · Production

SELECTED PROJECTS

Real Engineering Work

Each project represents practical development work involving real hardware, firmware, laboratory testing and production requirements. Confidential customer information is omitted where necessary.

01

INDUSTRIAL ELECTRONICS

Industrial Alarm & Signaling Controller

Hardware and firmware development for an industrial signaling controller, including input handling, output control, protection improvements, field troubleshooting and production-oriented revisions.

MY ROLE

Hardware Design · PCB · Firmware · Testing

PCB Design · Embedded C · Protection · Field Testing

02

EMBEDDED FIRMWARE

Embedded Audio Playback System

Development and testing of microcontroller-based audio playback using PWM, timers and firmware-controlled sound data, including playback optimization, output-level testing and noise reduction.

MY ROLE

Firmware · Audio Processing · Testing

STM32 · PWM · Timers · Embedded C

03

PCB REDESIGN

Power, Protection & Reliability Revision

Redesign of an electronic control board to improve
power handling, connector reliability, protection,
serviceability and production compatibility.

MY ROLE

Power Electronics · PCB Revision · Protection · DFM

Circuit Revision · PCB · Testing

04

TROUBLESHOOTING

Field Issue Analysis & Hardware Debugging

Investigation and resolution of real-world hardware
and firmware problems including false triggering,
noise sensitivity and field reliability issues.

MY ROLE

EMC · Noise Analysis · Hardware · Field Testing

Analysis · Debugging · Design Revision