PPC-090T User’s Manual
IUMPPC090T-01 Ver.1.4A Apr, 2016
19
2.5 External I/O Pin
Assignment
Power Switch
Pin #
Status
|
ON
O
OFF
Power Connector DC-IN +12~24V
Pin #
Signal Name
1
+12~24V
2
GND
3
FG
PS/2 Keyboard
Pin #
Signal Name
1
KBCLK
2
PMCLK
3
GND
4
KBDAT
5
PMDAT
6
SB5V
J3 &J14: COM1 & 2 -RS232/422/485
(Change mode by BIOS Setup)
Pin
#
Signal
Name
Pin
#
Signal
Name
1
DCD1
/422TX-
/RS485-
2
RXD1
/422TX+
/RS485+
3
TXD1 /
422RX+
4
DTR1 /
422RX-
5
GND
6
DSR1
7
RTS1
8
CTS1
9
RI1
J4/J5/J7: USB
Pin #
Signal Name
1
VCC
2
USB0-
3
USB0+
4
GND
5
GGND
6
GGND
RJ45
Pin
#
Signal
Name
Pin
#
Signal
Name
1
FTXD+
2
FTXD-
3
FRXIN+
4
NC
5
NC
6
FRXIN-
7
NC
8
NC
GIGA Ethernet (Optional)
Pin
#
Signal
Name
Pin
#
Signal
Name
1
FTXD+
2
FTXD-
3
FRXIN+
4
NC
5
NC
6
FRXIN-
7
NC
8
NC
Audio Line-Out
Pin #
Signal Name
1
GND
2
LOUTL
3
Open Touch
4
Open Touch
5
VREFOUT
