Aditus: door access from a phone or a watch
A Flutter and Wear OS access-control prototype, with per-device RSA keys, Bluetooth authentication, an ESP32 controller and a Flask backend.
FlutterDartPythonFlaskSQLAlchemySQLiteC++ESP32Wear OSBLE
Things I’ve built, and the decisions behind them.
Projects
Projects from my bachelor’s and master’s at the University of Aveiro. Hardware, embedded systems and software, with the code and the decisions behind each one.
An FPGA IoT gateway with a custom AES core
From a VHDL AES-128 core to live sensor readings: a Nexys A7 gateway with bare-metal C firmware, Ethernet telemetry, and a Python controller.
VHDLCPythonFPGAVivadoAXI4-Lite
BUD: a university helpdesk built around its database
A C# and SQL Server helpdesk where service definitions generate ticket forms, and transactions keep requests, answers, and attachments together.
C#Windows FormsSQL ServerADO.NET
Mining DETI coins across CPUs and GPUs
A C and CUDA performance project exploring SIMD, OpenMP, GPU search, and a TCP collector, with measurements from the original experiments.
CCUDAOpenMPAVX2AVX-512WebAssembly
Gestire: from an equipment reservation to an open locker
A university room-booking and equipment-borrowing system connecting a Flutter app, a Flask API and an ESP32 with eight locker relay outputs.
FlutterDartPythonFlaskSQLiteC++ESP32PlatformIO
A moving average, built in hardware
Inside a VHDL signal filter: the four-sample datapath, ROM handshake, reset controllers, and simulation checks on a DE2-115 FPGA.
VHDLFPGAQuartusModelSimPython
Finding suspicious devices in firewall logs
Six Python detection rules that turn a day of normal traffic into a baseline, then explain which devices deserve a closer look.
PythonpandasNumPyJupyterGeoLite2
A weather station with homemade wind sensors
Building an ESP32 weather station, from printed wind sensors and C drivers to SD card logging and an MQTT dashboard.
CESP32ESP-IDFFreeRTOSMQTTGrafana