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2.5 External I/O Pin
Assignment
Power Switch
Pin #
|
O
Power Connector DC-IN 24V
Pin #
1
2
3
PS/2 Keyboard
Pin #
1
2
3
4
5
6
J3: COM-RS232/422/485
(Change setting by BIOS)
Pi
Signal
n
Name
#
DCD1/422
TX-/RS48
1
5-
TXD1 /
3
422RX+
5
GND
7
RTS1
9
RI1
PPC-150T User's Manual
J4/J5/J7: USB
Status
ON
OFF
Signal Name
+12~24V
GND
FG
RJ45
Signal Name
KBCLK
PMCLK
GND
KBDAT
PMDAT
GIGA Ethernet (Optional)
SB5V
Pi
Signal
n
Name
#
RXD1/422
Audio Line-Out
TX+/RS48
2
5+
DTR1 /
4
422RX-
6
DSR1
8
CTS1
IUMPPC150T-01 Ver.1.0A Jun, 2014
Pin #
Signal Name
1
VCC
2
USB0-
3
USB0+
4
GND
5
GGND
6
GGND
Pin
Signal
Pin
Signal
#
Name
#
Name
1
FTXD+
2
FTXD-
3
FRXIN+
4
NC
5
NC
6
FRXIN-
7
NC
8
NC
Pin
Signal
Pin
Signal
#
Name
#
Name
1
FTXD+
2
FTXD-
3
FRXIN+
4
NC
5
NC
6
FRXIN-
7
NC
8
NC
Pin #
Signal Name
1
GND
2
LOUTL
3
Open Touch
4
Open Touch
5
VREFOUT
18
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