PPC-090T-EHL
User’s Manual
IUMPPC090TEHL-01 Ver.1.0A Aug, 2023
18
2.5 External I/O Pin
Assignment
Power DC Jack (+12~24Vdc Input)
Pin #
Signal Name
1
+12~24Vdc
2
GND
COM1 (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
COM2 (RS232)
Pin #
Signal
Name
Pin #
Signal
Name
1
DCD2
2
RXD2
3
TXD2
4
DTR2
5
GND
6
DSR2
7
RTS2
8
CTS2
9
RI2
2.5 GbE
Pin #
Signal
Name
Pin #
Signal
Name
1
TP0+
2
TP0-
3
TP1+
4
TP2+
5
TP2-
6
TP1-
7
TP3+
8
TP3-
HDMI
Pin #
Signal Name
1
TMD
2
TMDS_Data2_Shield
3
TMDS_Data2-
4
TMD
5
TMDS_Data1_Shield
6
TMDS_Data1-
7
TMD
8
TMDS_Data0_Shield
9
TMDS_Data0-
10
T
11
TMDS_CLK_Shield
12
TMDS_CLK-
13
CEC
14
Reserved
15
SCL
16
SDA
17
DDC/CEC_GND
18
+5V Power
19
Hop_Plug_Detect
USB2.0
Pin #
Signal Name
1
VCC
2
USB0-
3
USB0+
4
GND
