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AIMB-744 User’s Manual 20
2.5 USB Ports (CN6; shared with CN32)
The AIMB-744 provides up to four ports of USB (Universal Serial Bus)
interface, which gives complete Plug & Play and hot swapping for up to
127 external devices.The USB interface complies with USB Specification
Rev. 2.0 support transmission rate up to 480 Mbps and is fuse-protected.
The USB interface can be disabled in the system BIOS setup.
Limitation: On 00A1 version, when CN6 is used, both transmission rates
of CN6 and CN32 will drop to 24 Mbps.
2.6 Serial Ports (COM1 : CN9; COM2 : CN38 ; COM3 :
CN10 ; COM4 : COM23)
The AIMB-744 offers two serial ports and two onboard connectors, CN9
as COM1, CN38 as COM2, CN10 as COM3 and CN23 as COM4. These
ports can connect to serial devices, such as a mouse or a printer, or to a
communications network.
The IRQ and address ranges for both ports are fixed. However, if you
want to disable the port or change these parameters later, you can do this
in the system BIOS setup.
CN6/CN63
CN9
CN10