10 x38 serial port com1, 11 x39 serial port com2, 12 x44 irda connector – Kontron MSM800SEL User Manual
Page 36: 13 x50 usb 1 connector, X38 serial port com1, X39 serial port com2, X44 irda connector, X50 usb 1 connector, Bios settings
MSM800SEV/SEL
/ Connectors & Jumpers
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5.1.10 X38
Serial Port COM1
Header onboard
D-SUB connector
Signal
Pin 1
Pin 1
DCD
Pin 2
Pin 6
DSR
Pin 3
Pin 2
RxD
Pin 4
Pin 7
RTS
Pin 5
Pin 3
TxD
Pin 6
Pin 8
CTS
Pin 7
Pin 4
DTR
Pin 8
Pin 9
RI
Pin 9
Pin 5
GND
Pin 10
NC
5.1.11 X39
Serial Port COM2
Header onboard
D-SUB connector
Signal
Pin 1
Pin 1
DCD
Pin 2
Pin 6
DSR
Pin 3
Pin 2
RxD
Pin 4
Pin 7
RTS
Pin 5
Pin 3
TxD
Pin 6
Pin 8
CTS
Pin 7
Pin 4
DTR
Pin 8
Pin 9
RI
Pin 9
Pin 5
GND
Pin 10
NC
5.1.12 X44
IrDA Connector
Pin
Signal
1
VCC
2
IRTX
3
IRRX
4
GND
BIOS settings:
You must enable the UART A of the GeodeLX in the BIOS setup:
»
F1 Mother board device configuration I/O configuration:
»
UART port A = enabled
»
UART mode = SIR/CIR
Never set the UART A mode to "Serial-16550 compatible" or "Extended" when an IrDA diode is connected to the X44
or the diode will be destroyed!
5.1.13 X50
USB 1 Connector
Pin
Signal
1
VCC
2
USB-P0-
3
USB-P0+
4
GND