Oscar Bryan Magtibay developed an Arduino-based servo motor control workflow in the embeddedcpe4A2526 repository, focusing on serial-driven positioning for hardware prototyping. Using C++ and leveraging skills in embedded systems and servo control, he implemented a sketch that enabled runtime angle adjustments via serial input, including serial initialization and servo setup. After initial prototyping, Oscar deprecated the sketch in a subsequent commit, reflecting a disciplined approach to code hygiene and architectural refinement. Although no bugs were fixed during this period, his work established a clear path for future hardware interfacing and maintained strong traceability through explicit commit history and rationale.