ESP32 make use of Serial.begin(baud-rate, protocol, RX pin, TX pin) for using 2 hardware serial #100
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Pindefinition for ESP32 Devkit C (V4)
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Changed/updated boarddefinition
Added ESP specific (baud-rate, protocol, RX pin, TX pin), to allow usage of Serial1 and Serial2.
So TMC2209s use Serial2 and GPS use Serial1.