UNO-2053E User Manual
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Chapter 2 Hardware Functionality
2.1 UNO-2053E Peripherals
The following two figures show the connectors on UNO-2053E. The fol-
lowing sections give you detail information about function of each
peripheral.
Figure 2.1: UNO-2053E Front Panel
Figure 2.2: UNO-2053E Rear Panel
2.2 COM1~COM2: RS-232 Interfaces
The UNO-2053E offers two standard RS-232 serial communication inter-
face ports on COM1 and COM2. Please refer to A.2 for pin assignments.
2.3 LAN: Ethernet Connector
The UNO-2053E is equipped with two Realtek RTL8139CL Ethernet
LAN controllers that are fully compliant with IEEE 802.3u 10/100Base-T
CSMA/CD standards. The Ethernet port provides a standard RJ-45 jack
onboard, and LED indicators on the front side to show its Link (Yellow
LED) and Active (Green LED) status. Please refer to A.3 for its pin
assignments.
