UNO-2172 User Manual
8
Chapter 2 Hardware Functionality
2.1 Introduction
The following two figures show the connectors on UNO-2172. The fol-
lowing sections give you detailed information about function of each
peripheral.
Figure 2.1: UNO-2172 Front Panel
Figure 2.2: UNO-2172 Rear Panel
2.2 RS-232 Interface (COM1~COM2)
The UNO-2172 offers two standard RS-232 serial communication inter-
face ports: COM1 and COM2. Please refer to A.3 for their pin assign-
ments.
IRQ and Address Setting
The IRQ and I/O address range of COM1 and COM2 are listed below:
COM1: 3F8H, IRQ4
COM2: 2F8H, IRQ3