Specifications

MSM800XEV/XEL / Connectors & Jumpers
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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
5.1.14 X51 USB 2 Connector
Pin Signal
1 VCC
2 USB-P0-
3 USB-P0+
4 GND
5.1.15 X52 USB 3 Connector
Pin Signal
1 VCC
2 USB-P0-
3 USB-P0+
4 GND
5.1.16 X53 USB 4 Connector
Pin Signal
1 VCC
2 USB-P0-
3 USB-P0+
4 GND