kraftandreas
kraftandreas
  this is reversed polarity A/B. From D1 Mini to RS485: TX -> DI RX -> RO D1 -> DE+RE (bridged) 5V -> VCC GND -> GND from RS485...
 U1 seems original. I ordered specifically the device that was mentioned. I will try powering externally and cut the VCC (and possibly GND) line beforehand. Thanks for the quick...
Tried that with correct and inverted A/B polarity and got the following in both cases: ID set Fail... Actual id is: 0 funnily enough: if I connect the MT50 it...