POC-200 Series User’s Manual
Copyright © 2014 Neousys Technology Inc. All Right Reserved. Page 25 of 78
2.3.2 USB2.0 Connectors
In addition to three USB 3.0 ports, POC-200 series provides another USB 2.0 port on its
back panel. By BIOS default, these USB 2.0 ports are operated in EHCI (Enhanced Host
Control Interface) mode and are compatible with USB 2.0, USB 1.1 and USB 1.0 devices.
Legacy USB support is provided so you can use USB keyboard/mouse in DOS
environment.
2.3.3 COM Ports on POC-212/222
POC-212 and POC-222 provide two COM ports via two 9-pin D-Sub male connectors on
the back panel for communicating with external devices. They are implemented using
industrial-grade ITE8783 Super IO chip (-40 to 85°C) and provide up to 115200 bps baud
rate.
COM1 is a software-selectable RS-232/422/485 port and COM2 supports RS-232 only. The
operation mode of COM1 can be set in BIOS setup utility (refer to section 4.1.1 for detail).
The following table describes the pin definition of COM ports.
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