Serial Port Interface (Cn10, Cn12) - AXIOMTEK EP850 Series User Manual

2.4.9

Serial Port Interface (CN10, CN12)

The board has two onboard serial ports, and +5V/12V power for Pin 1 ,
Pin 8, or Pin 9, which depends on jumper setting. CN12 is a standard
DB9, and CN10 a combo connector.
CN12
Pin
1 DCD, Data Carrier Detect
2 RXD, Receive Data
3 TXD, Transmit Data
4 DTR, Data Terminal Ready
5 GND, Ground
6 DSR, Data Set Ready
7 RTS, Request To Send
8 CTS, Clear To Send
9 RI, Ring Indicator
CN10
Pin Signal
Data Carrier
1
Detect (DCD)
Receive Data
3
(RXD)
Transmit Data
5
(TXD)
Data Terminal
7
Ready (DTR)
9 Ground (GND)
Jumpers and Connectors
EP850 All-In-One EPIC Board User's Manual
Signal
Pin Signal
Data Set Ready
2
(DSR)
Request to Send
4
(RTS)
Clear to Send
6
(CTS)
8 Ring Indicator (RI)
10 NC
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