The connection to the GSM M-590 module is only 2400 bps, and slow enough for a bitbanged UART. This hardware is soldered to a piece of perfboard, thus ending the hardware part of this build.

However, while the marketing positions iTagPro as a GPS-enabled tool, deeper technical reviews suggest that it primarily operates via Bluetooth Low Energy (BLE), relying on a user’s phone to log ...

arduino gps ublox gps-tracker kicad gps-location gps-coordinates gps-tracking wireless-communication ublox-gps ublox-gps-modules hc-12 stripboard tft-lcd li-ion wireless-serial ...