User’s Manual
ECM-3711 Series User’s Manual
39
2.4.13
IrDA Connector (JIR1)
Signal
PIN
IRTX
5
GND 4
IRRX
3
NC 2
+5V
1
2.4.13.1 Signal Description – IrDA Connector (JIR1)
Signal
Signal Description
IRRX
Infrared Receiver input
IRTX Infrared
Transmitter output