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Raspberry Pi Pico UART-USB bridge
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README.md

Raspberry Pi Pico USB-UART Bridge

This program bridges the Raspberry Pi Pico HW UARTs to two independent USB CDC serial devices in order to behave like any other USB-to-UART Bridge controllers.

Disclaimer

This software is provided without warranty, according to the MIT License, and should therefore not be used where it may endanger life, financial stakes, or cause discomfort and inconvenience to others.

Raspberry Pi Pico Pinout

Raspberry Pi Pico GPIO Function
GPIO16 (Pin 21) UART0 TX
GPIO17 (Pin 22) UART0 RX
GPIO4 (Pin 6) UART1 TX
GPIO5 (Pin 7) UART1 RX