User`s manual

Hardware
Functionality
This chapter shows how to set up the
UNO-2050’s hardware functions, including
connecting peripherals, switches and
indicators.
Sections include:
• UNO-2050 Peripherals
• COM 1 ~ COM 2: RS-232 Interfaces
• COM 3 ~ COM 4: Isolated 5-wire RS-232/
422/485 Interfaces
• On-board Isolated Digital Input
• On-board Isolated Digital Output
• On-board Isolated Counter/Timer
• LAN: Ethernet Connector
• Power Connector
• LED Indicators
• PS/2 Keyboard and Mouse Connector
• VGA: VGA Display Connector
• Programmable LED and Buzzer for
System Diagnosis
• RESET: Reset Button
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CHAPTER