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esp32: configure uarts to specified pins and yield waiting for buffer#5440

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deadprogram merged 1 commit into
tinygo-org:devfrom
kenbell:esp32-uart-pin-config
Jun 1, 2026
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esp32: configure uarts to specified pins and yield waiting for buffer#5440
deadprogram merged 1 commit into
tinygo-org:devfrom
kenbell:esp32-uart-pin-config

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@kenbell kenbell commented May 31, 2026

Fixes #5439

Configure the UART pins as requested in the UARTConfig. As a bonus, I've added a gosched() to the transmit wait loop.

Note: UART receive is still missing / broken on ESP32, which is a separate issue.

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Thanks for the corrections @kenbell now merging.

@deadprogram deadprogram merged commit f5d0ec9 into tinygo-org:dev Jun 1, 2026
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ESP32: UARTConfig mostly ignored

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