Features

• Based on FT231XQ-R by FTDI (USB to UART bridge)

• USB Type-C connector for modern devices

• Selectable I/O voltage: 3.3V or 5V via slider switch

• TX and RX activity LEDs for real-time communication monitoring

• Power LED for visual power status

• Two JST-GH connectors:

  • 4-pin: VCC, TX, RX, GND

  • 6-pin: RST, RX, TX, VCC, CTS, GND

• Compact, robust, and beginner-friendly

• Fully open-source hardware