COMe-bSL6 – User Guide Rev. 1.4
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2.3.9.
USB
Both USB 3.0 and USB 2.0 ports are available, where USB3.0 ports are backwards compatible with the USB 2.0
specification.
The following table lists the supported USB feature.
USB Ports
4x USB 3.0 ports ( including USB 2.0)
4x USB 2.0 ports
USB Over Current Signals
4x
USB Client Port
1x (optional for all COMe-types)
The following table lists the COMe port and PCH USB 3.0 and USB 2.0 port combinations.
Table 12: COMe USB 3.0 Ports and USB 2.0 Ports
COMe Port #
USB 2.0
USB 3.0
Comments
0
USB2_1
USB3_1
USB 3/USB 2.0
1
USB2_2
USB3_2
2
USB2_3
USB3_3
3
USB2_4
USB3_4
4
USB2_5
USB 2.0
5
USB2_6
6
USB2_7
7
USB2_8
The PCH implements an xHCI USB controller that provides support for up to 14 USB 2.0
signals pairs, 10 SuperSpeed USB 3.0 signal pairs, with support for up to 64 devices and
128 endpoints. The xHCI controller supports wake up from sleep states S1- S4.
2.3.10.
SATA
The SATA high-speed storage interface supports four SATA Gen3 ports with transfer rates of up to 6 Gb/s.
The following table lists the COMe connector port and PCH port SATA combinations.
COMe Port
PCH High-speed
I/O Port #
PCH I/O
Function
Comments
SATA0
19
SATA #0B
SATA Gen3 6Gb/s
SATA1
20
SATA #1B
SATA2
21
SATA#2
SATA3
22
SATA#3