This is the source code of Navinaut-AIS. A mobile, USB powered AIS-Receiver with NMEA 0183 (-HS) interfaces via USB, BLE-NUS and WiFi (TCP&UDP). Compatible to chart plotters like Navinaut, OpenCPN, NV Charts, Navship, Navionics and possibly more. Port of Adrian Studers great MSP430 based dAISy code to ESP32-Arduino architecture.