IEI Integration IEM-9452 - Manual (Page 34)

IEM-9452 ETX Module
Page 18
2.6.9 Intel
®
ICH7-M USB Controller
Up to four high-speed, full-speed or low-speed USB devices are supported by the ICH7-M
on the IEM-9452. High-speed USB 2.0, with data transfers of up to 480MB/s, is enabled
with the ICH7-M integrated Enhanced Host Controller Interface (EHCI) compliant host
controller. USB full-speed and low-speed signaling is supported by the ICH7-M integrated
Universal Host Controller Interface (UHCI) controllers.
The four USB ports implemented on the IEM-9452 are connected to two internal
connectors on the IEM-DB-7S-RS baseboard.
2.7 LPC Bus Components
2.7.1 LPC Bus Overview
The LPC bus is connected to components listed below:
BIOS chipset
Super I/O chipset
2.7.2 BIOS Chipset
The BIOS chipset has a licensed copy of AMI BIOS installed on the chipset. Some of the
BIOS features are listed below:
AMI Flash BIOS
SMIBIOS (DMI) compliant
Console redirection function support
PXE (Pre-boot Execution Environment) support
USB booting support
The BIOS chipset is shown in Figure 2-7 below.