T Beam has a LED (a red one in fact) on pin 4, but in opposite to other boards (like TTGO Lora 2.1) it has the cathode connected to the GPIO, not the anode as others, so an inverse logic is required to signal LoRa message reception
please add corresponding setting to set active level
T Beam has a LED (a red one in fact) on pin 4, but in opposite to other boards (like TTGO Lora 2.1) it has the cathode connected to the GPIO, not the anode as others, so an inverse logic is required to signal LoRa message reception
please add corresponding setting to set active level