i have a question, about ADPD188GG....
i see the spec ADPD188GG has internal 2 Green LED (TX) and 2 PDET (RX) with IR cut filter... is right??
and then it has external 2 LED driver and 2 PDs Input ... is right???
does it mean i can connect external IR LED and IR PD to addition measure SPO2 fuction ???