User's Manual

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3.3.5 USB Host Connector
Dual vertical USB A type interface, USB2.0
Pin
Description
A1
USB1_VCC(+5VDC)
A2
USB1_D-
A3
USB1_D+
A4
USB1_DGND(ground pin)
B1
USB2_VCC(+5VDC)
B2
USB2_D-
B3
USB2_D+
B4
USB2_DGND(ground pin)
Notes: Insert external device in USB1 connector should before powering
up.