MIC-770 User Manual 12
2.3.1.3 Audio connector
MIC-770 has two stereo audio ports with phone jack connectors, one Line_Out, one
Mic_In. The audio chip is controlled by ACL892, and it’s compliant with AZALIA stan-
dard.
Figure 2.3 Audio Connector
2.3.1.4 USB 3.0 connector
MIC-770 provides USB3.1/3.0 interface connectors, which give complete Plug & Play
and hot swapping for up to 127 external devices. The USB interface complies with
USB XHCI, Rev. 3.0. Please refer to the table below for pin assignments.
Figure 2.4 USB 3.0 Connector
Table 2.4: Audio Connector Pin Assignments
Pin Audio Signal Name
1 Line_Out
2Mic_In
Table 2.5: USB 3.0 Connector Pin Assignment
Pin 1 +5V
Pin 2 USB Data -
Pin 3 USB Data +
Pin 4 GND
Pin 5 SSRX-
Pin 6 SSRX+
Pin 7 GND
Pin 8 SSTX-
Pin 9 SSTX+
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