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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