Serial Port 1.2 With Rs232/422/485 (Com1); Front Plane (Cn4) - Asus Aaeon VPC-3350S User Manual

2.4.3

Serial Port 1.2 with RS232/422/485 (COM1)

Pin Signal
1 DCD(485-/422TX-)
2 RXD(485+/422TX+)
3 TXD(422RX+)
4 DTR(422RX-)
5 GND
2.4.4

Front Plane (CN4)

Pin Signal
1 PWR_SW#(For Car PC)
3 GND
5 GND
Chapter 2 – Hardware Information
Pin Signal
6 DSR
7 RTS
8 CTS
9 RI
Pin Signal
2 FPANSWH#(For Car PC)
4 HW_RST#
6 FPANSWH#
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