Only use the default UART0 for passthrough flashing #3442
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CapnBry
approved these changes
Dec 12, 2025
mha1
approved these changes
Dec 14, 2025
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If a TX module has 2 UARTs and UART0 is used for the updates and a secondary UART is used for CRSF comms, then you can't update the backpack via passthrough.
This change is backward compatible with all existing TX modules, both internal and external.