User`s manual

18 System Description
Matrix MXC-2000 Series
User’s Manual
2.2.7 USB 2.0 connectors
The MXC-2002/2011/2002D/2011D controller provides four USB
2.0 ports in Type A USB connectors on the front panel. All USB
ports are compatible with high-speed, full-speed and low-speed
USB devices. The MXC-2000 series supports multiple boot
devices, including USB flash drive, USB external hard drive, USB
floppy, USB CD-ROM and etc. The boot priority and boot device
can be configured in BIOS. Please refer to section 4.1.5 for
details.
PIN
Signal Name
RS-232 RS-422 RS-485
1 DCD# TXD422- 485DATA-
2 RXD# TXD422+ 485DATA+
3 TXD# RXD422+
4 DTR# RXD422-
5GND
6DSR#
7RTS#
8CTS#
9RI#