GPI port

The function of the GPI port can be selected under “GPI Setting” in Digital Microphone Manager.

The function assigned to the GPI port is executed by closing the GPI port and ground port.

Close them for at least 0.5 seconds.

Item	Description
Mute	Mute (Open -> Close). Unmute (Close -> Open).
Power Save Mode	Turn power save mode on/off (Open -> Close).
Reboot	Reboot (Open -> Close).