Module Types Overview
1.3
The COM Express™ specification 2.0 defines seven different pinout types.
COM Express™ Specification 2.0 Pinout Types Definitions
Table 1
Types
Connector
Rows
A-B
Type 1
A-B C-D
Type 2
A-B C-D
Type 3
A-B C-D
Type 4
A-B C-D
Type 5
A-B C-D
Type 6
A-B
Type 10
The conga-CEVAL evaluation board uses the Type 2 pin-out definition. This pinout offers the balance between older technology such as PCI
and Parallel ATA while providing the latest technologies including PCI Express, Serial ATA and PCI Express graphics.
The Type 2 pinout definition features the following:
• Dual 220 pin connectors (A-B and C-D)
• 32bit PCI interface
• IDE port (to support legacy ATA devices)
• Up to 22 PCI Express lanes (up to 6 on A-B and up to 16 on C-D)
• 16 of the 22 PCI Express lanes commonly used for PCI Express Graphics
• Option for SDVO (pins shared with PCI Express Graphics)
• Up to 8 USB 2.0 ports
• Up to 4 Serial ATA
• Up to 6 PCI Express lanes (Gen1/Gen2)
• Support pins for up to 2 ExpressCards
Copyright © 2012 congatec AG
PCI Express
PEG/
PCI
IDE
Lanes
SDVO
Ports
Up to 6
Up to 22
1/2
32 bit
1
Up to 22
1/2
32 bit
Up to 32
1/2
1
Up to 32
1/2
Up to 24
1/‑
Up to 4
‑/1
USB 2.0/
SATA
LAN
Ports
Ports
SuperSpeed USB
4
1
8/0
4
1
8/0
4
3
8/0
4
1
8/0
4
3
8/0
4
1
8/4
2
1
8/0
CEVA_c_m10
Display
Interfaces
VGA, TV Out, LVDS
VGA, TV Out, LVDS, PEG/SDVO
VGA, TV Out, LVDS, PEG/SDVO
VGA, TV Out, LVDS, PEG/SDVO
VGA, TV Out, LVDS, PEG/SDVO
3xDDI, PEG, VGA, LVDS
1xDDI
10/47
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