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@@ -59,7 +59,7 @@ Serial2.begin(57600, SERIAL_8N1, /*RX=*/16, /*TX=*/17);
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GPIO16/17 are safe general-purpose pins on most ESP32 dev boards. (On a few modules with
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PSRAM these pins are reserved — pick two other free UART-capable GPIOs and update the
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sketch if so.) See `esp32/sppro_esp32.ino`.
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sketch if so.) See `examples/Esp32SerialMonitor/`.
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## Quick bring-up checks
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