User`s manual

PMX-089T DM&P Vortex86MX Panel PC with 8.9” WSVGA TFT LCD
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2.5 External I/O Pin Assignment
Power Switch
Pin # Status
| ON
O OFF
Power Connector (5A)
Pin #
Signal Name
1 +5V
2 GND
3 NC
Power Connector (8A)
Pin #
Signal Name
1 +8 ~ 35V
2 GND
J10: COM1 RS232/422/485 (Change setting by BIOS)
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