ECS X58B-A Manual page 25

COM: Onboard serial port header
Connect a serial port extension bracket to this header to add a second serial port to
your system.
Pin Signal Name
1
DCDB
2
NSINB
3
NSOUTB
4
DTRB
5
GND
6
DSRB
7
RTSB
8
CTSB
9
RI
10
Key
F_1394A: Onboard IEEE 1394a header
Connect this header to any device with IEEE 1394a interface.
Pin Signal Name
1
TPA+
3
GND
5
TPB+
7
Cable-Power
9
KeyPin
Installing the Motherboard
Function
Data carry detect
Serial Data In
Serial Data Out
Data terminal ready
Ground
Date set ready
Request to send
Clear to send
Ring Indicator
No pin
Pin Signal Name
2
TPA-
4
GND
6
TPB-
8
Cable-Power
10
GND
19