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Table of Contents
Contents
Chapter
1 Overview ...........................................................2
1.1
Introduction ....................................................................... 2
1.2
Hardware Specifications ................................................... 3
1.3
Safety Precautions ............................................................. 4
1.4
Chassis Dimensions........................................................... 5
Figure 1.1:Chassis Dimensions 1.................................... 5
Figure 1.2:Chassis Dimensions 2.................................... 5
Figure 1.3:Chassis Dimensions 3.................................... 5
1.5
Accessories........................................................................ 6
Chapter
2 Hardware Functionality ..................................8
2.1
Introduction ....................................................................... 8
Figure 2.1:UNO-2172 Front Panel ................................. 8
Figure 2.2:UNO-2172 Rear Panel .................................. 8
2.2
RS-232 Interface (COM1~COM2) ................................... 8
2.3
RS-232/422/485 Interface (COM3~COM4) ..................... 9
2.3.1
16C550 UARTs with 16-byte standard .......................... 9
2.3.2
RS-422/485 detection ..................................................... 9
2.3.3
Automatic Data Flow Control Function for RS-485 ...... 9
2.3.4
Termination Resistor (CN21) ......................................... 9
2.3.5
RS-232/422/485 Selection ............................................ 10
Figure 2.3:RS-422/485 Jumper Setting ........................ 10
Figure 2.4:RS-232 Jumper Setting................................ 10
2.3.6
RS-485 Auto Flow & RS-422 Master/Slave Mode ...... 11
Table 2.1:Auto Flow & Slave/Master Selection........... 11
2.3.7
IRQ and Address Setting .............................................. 12
Table 2.2:IRQ Setting via switch 1 at SW5.................. 12
Table 2.3:IRQ Setting via switch 1 at SW5.................. 12
2.4
LAN: Ethernet Connector .............................................. 13
2.5
Power Connector ............................................................. 13
2.6
PS/2 Keyboard and Mouse Connector ............................ 13
2.7
USB Connector ............................................................... 13
2.8
PCMCIA: PC Card Slot .................................................. 14
2.9
VGA Display Connector ................................................. 14
2.10
Battery Backup SRAM.................................................... 14
2.10.1 Lithium Battery Specification....................................... 14
Figure 2.5:SRAM Lithium Battery Location................ 15
2.10.2 Jumper Setting for SRAM ............................................ 15
2.11
Reset Button .................................................................... 16
2.12
Power Button................................................................... 16
2.13
Audio............................................................................... 16