| simple way to find manual pinouts just put a gnd at PCB and putt connector into the phone keep press the power button if phone is dead other just on the phone and find through a digital meter put meter gnd at pcb and start searching the pinout RX and TX have both the range of volts 2.71 to 2.84 its 100000000000000000000000000% tested alyways find through this method................... |