Hello all, just to let you know that I found a workaround, which does solve my issue perfectly. However, it does neither explain the receive delay nor solve it. I am now simply using software serial to do the job by including the ESP32SoftwareSerial library in Arduino IDE. This works perfectly fine ...

Hello all, I am running into a strange delay with Serial receive using the Arduino Serial2.read() method on a TTGO ESP32 LoRa board. I am using Arduino IDE since that is giving me easy access to the OLED display and the LoRa receiver on the board. My goal is to use the board to get me a long range r...