During November 2024, Stepan Pressl focused on enhancing the tiiuae/nuttx repository by addressing a critical issue in the SAMV7 AFEC (Analog Front End Controller) driver. He delivered a targeted fix in embedded C, correcting the ADC channel mapping to accurately reflect the physical input counts for AFEC0 and AFEC1. By introducing explicit input validation and updating the device structure, Stepan improved the robustness of analog input handling, reducing the risk of sensor misreads in production. His work demonstrated strong skills in driver development and microcontroller programming, resulting in more reliable sensor data acquisition for SAMV7-based embedded systems.