MSI Exploring JCOM1 and JUSB1 Connectors: Pinouts and Usage on Motherboards

▍Hardware Setup

Serial Port Connector: JCOM1

This connector is a 16550A high speed communications port that sends/receives 16 bytes FIFOs. You can attach a serial device to it.

			10
	6		8 .
			.	No		Pi
2 .		. CT
		DSR			S	n
4
.	DT		R
SI	N

					9
		5			.
				. RI
	3			7
			. RT
	.		Ground
						S
1	SOUT
.
DCD

Front USB Connector: JUSB1, JUSB2

This connector, compliant with Intel I/O Connectivity Design Guide, is ideal for connecting high-speed USB interface peripherals such as USB HDD, digital cam- eras, MP3 players, printers, modems and the like.

	8		10
		.
6		Ground
				.
4 .				NC
2	USB1+
.
USB1
.
VC	C		-

							9
			5					.
						. No
.					7
				.		Ground
										Pi
	3			USB0							n
		.							+
VCUSB0
1
			C					-

USB 2.0 Bracket

(Optional)

Important

Note that the pins of VCC and GND must be connected correctly to avoid pos- sible damage.

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