17
•
Port3(CN1) and Port4(CN2) : 2x5-pin Header
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1
DCD
6
DSR
2
RXD
7
RTS
3
TXD
8
CTS
4
DTR
9
RI or 5V/12V
5
GND
10
N/C
3.5 IrDA Infrared Interface Port
The NOVA-300 built-in IrDA port which support Serial
Infrared(IR) or Amplitude Shift Keyed IR(ASKIR) interface.
When use the IrDA port have to set SIR or ASKIR model in the
BIOS’ s Port2 setup. Then the normal RS-232 Port2 will be
disabled.
•
CN6 : IrDA Connector
PIN NO.
DESCRIPTION
1
5V
2
N/C
3
IR-RX
4
GND
5
IR-TX
3.6 Keyboard/Mouse Connector
The NOVA-300 provides keyboard and mouse connectors,both
are 5-pin heard connector.
.
.
•
CN18 : 5-pin Header Keyboard Connector
PIN NO.
DESCRIPTION
1
KEYBOARD CLOCK
2
KEYBOARD DATA
3
N/C
4
GROUND
5
+5V
