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2.05 – USB2.0 Header (J14)
Signal
Description
Pin
#
Pin
#
Signal
Description
USB PWR
1 2
USB PWR
USB 3 - -
3 4
USB 4 - -
USB 3 +
5 6
USB 4 +
GND
7 8
GND
KEY
9 10
GND
2.06 – COM2 PORT Pin Header (J20)
Signal
Description
Pin
#
Pin
#
Signal
Description
DCD
1 2
DSR
RXD
3 4
RTS
TXD
5 6
CTS
DTR
7 8
RI
GND
9 10
KEY