COMe-bV26 - Rev. 1.0, User Guide
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2.3.8.
PCI Express Graphics 3.0 (PEG)
The following table lists the supported PCI Express Graphics (PEG) lane configurations.
COMe
Connector
GPP Lane #
Supported Lane Configuration
2x4
1x8
PEG_0
0
x4 (option)
x8
PEG_1
1
PEG_2
2
PEG_3
3
PEG_4
4
x4 (option)
PEG_5
5
PEG_6
6
PEG_7
7
PCIe allows for lane reversal between the host and the target device.
Prerequisite: the lanes are sequentially ordered when reversed.
2.3.9.
USB 3.1. Gen 2/USB 2.0
The COMe-bV26 supports up to four USB 3.1 Gen 2 (10 Gb/s) ports by implementing a USB hub and/or a maximum of
up to eight USB 2.0 ports where four ports are dedicated USB 2.0 ports.
The following table lists the supported USB features.
USB ports
4x USB 3.1 Gen 2 (10 Gb/s) / USB 2.0 backwards compatible
4x USB 2.0 (dedicated)
USB Over Current Signals
4x
The USB port configuration varies depending on implementation of a USB Hub.
The following table lists the USB port connections.
COMe
Connector
USB Ports
(default: with hub)
USB Ports
(option 1: without hub)
USB Ports
(option 2: without hub)
USB 3.1
Gen 2
USB 2.0
(dedicated)
USB 3.1
Gen 2
USB 2.0
(dedicated)
USB 3.1 Gen
2
USB 2.0
(dedicated)
USB0
USB SS0
USB SS0
USB SS0
USB1
USB SS1: 3
hub
USB SS1
USB SS1
USB2
(NC)
USB6
USB3
(NC)
USB7
USB4
USB2
USB2
USB2
USB5
USB3
USB3
USB3
USB6
USB6
USB6
(NC)
USB7
USB7
USB7
(NC)