Alcor Micro AU9216, Technical Reference Manual

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6 PIN ASSIGNMENT
Table 3-1. Pin Descriptions for the 52-pin QFP
Pin # Pin Name I/O Description
1 DP1_OVRCUR# I Downstream port 1 over-current indicator. Active low.
2 DP1_PWR# O Downstream port 1 power on. Active low.
3 USB2_DP I/O
USB D+ for downstream port 2, add 15K
Ω
pull-down to
ground.
4 USB2_DM I/O
USB D- for downstream port 2, add 15K
Ω
pull-down to
ground.