User manual

Page 160
IEI
®
Technology, Corp.
PPC-5170GS Flat Panel PC
B.8 IrDA Infrared Interface Port
The POS-8520 has a built-in IrDA port that supports Serial Infrared (SIR) or Amplitude
Shift Keyed IR (ASKIR) interfaces. To use the IrDA port, configure the FIR or ASKIR
model in the Peripheral Setup COM2 in BIOS. Then the normal RS-232 COM2 will be
disabled.
IR1: IrDA Connector
PIN Description
1 +5V
2 NC
3 IR-RX
4 GND
5 IR-TX
6 +5V