Kontron COMe-bCD2 - Manual (Page 29)

4 Connector Pinouts
Kontron User's Guide ETXexpress® CD 29
4.3 Signal description
4.3.1 PCIexpress x1 lanes
The PCI express x1 lanes is a fast connection interface for many different system devices, such as
network controllers, I/O controllers or express card devices. The implementation of this subsystem
complies with the COM Express® / COMexpress Specification. Implementation information is provided in
the COM Express® Design Guide. Refer to the documentation for additional information.
4.3.2 USB
Eight USB host controllers (EHCI high-speed 2.0 controller) are on the Intel® 82801GB south bridge
device. The USB controllers comply with both versions 1.1 and 2.0 of the USB standard and are backward
compatible.
Configuration
The USB controllers are PCI bus devices. The BIOS allocates required system resources during
configuration of the PCI bus.
4.3.3 SATA
The Intel® 82801GB south bridge device offers the possibility to connect 2 SATA Harddisks according
SATA with 150 MB/s per channel or SATA II with 150 MB/s per channel in AHCI mode.
Configuration
The SATA controller is a PCI bus device. The BIOS allocates required system resources during
configuration of the PCI bus.
4.3.4 Audio
The COMe-bCD2 PCI AC‟97 audio controller is integrated in the Intel® 82801GB Southbridge.
Configuration
The audio controller is a PCI bus device. The BIOS allocates required system resources during
configuration of the PCI device.
4.3.5 Serial IRQ
The serial IRQ pin offers a standardized interface to link interrupt request lines to a single wire.
Configuration
The serial IRQ machine is in “Continuous Mode”
4.3.6 VGA Output
The COMe-bCD2 graphics subsystem is integrated in the Intel® 945GM/GME
northbridge. It has the following features: