Micro-USB Interface Controller

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ToDo Add more information (which devices have one, how they are useful to us, what do jig and boot do, etc.)

A Micro-USB Interface Controller (MUIC) is a USB multiplexer/switch. (Not a USB Host Controller like the name might imply)

UART Modes
Resistance Jig Boot
150k Inactive Inactive
523k Active Inactive
619k Active Active

Links

Serial_debugging#Samsung_USB_debug_cable

Multiplexed Wired Attack Surfaces

Wikipedia: CEA-936-A

CEA-936-A USB Carkit Specification Preview

Datasheets

FSA9288A

MC34827