Microsoft UNO-3074 RS-232/422/485 Serial Port COM3~COM4, Ethernet RJ-45 Connector LAN1~LAN2

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A.5 RS-232/422/485 Serial Port (COM3~COM4)

Table A.8: RS-232/422/485 Serial Port Pin Assigns

Pin	RS-232	RS-422	RS-485

1	DCD	Tx-	DATA-

2	RxD	Tx+	DATA+

3	TxD	Rx+	NC

4	DTR	Rx-	NC

5	GND	GND	GND

6	DSR	NC	NC

7	RTS	NC	NC

8	CTS	NC	NC

9	RI	NC	NC

A.6 Ethernet RJ-45 Connector (LAN1~LAN2)

Table A.9: Ethernet RJ-45 Connector Pin Assigns

Pin

1

2

3

4

5

6

7

8

10/100Base-T Signal Name

XMT+

XMT-

RCV+

NC

NC

RCV-

NC

NC

UNO-3074 User Manual

64

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Contents UNO-3074 Support CopyrightAcknowledgements Product Warranty 2 years Declaration of Conformity FCC Class a Technical Support and AssistanceSafety Instructions Safety Precaution Static Electricity Contents Chapter Initial Setup Appendix Programming the Watchdog Timer Page Overview Introduction Open Architecture Designed for AutomationOff-the-shelf Universal PCI Extensions Front Access ConnectionsAn Industry-Proven Design Designed to Fit Into Control CabinetsPopular Operating Systems and Rapid Application Development Onboard DI/O for Counter, Alarm/Event HandlingFlexible Networking Options CPU Hardware SpecificationsBattery Backup RAM 512 KB Chipset RS-232 SpeedCh Isolated Digital Output DO0~DO3 Two 16-bit Counters/TimersCh Isolated Digital Input DI0~DI3 Anti-ShockPower Consumption 24 W Typical Safety PrecautionsPower Supply 16 ~ 36 VDC Chassis Size WxHxDChassis Dimensions Chassis Dimensions for CeleronM 1GHzChassis for Pentium 1.8GHz or Faster CPU Accessories Packing ListHardware Functionality Front Panel of UNO-3074 1 16C550 UARTs with 16-byte Fifo Standard RS-232 Interface COM1~COM2RS-232/422/485 Interface COM3~COM4 2 RS-422/485 Detection4 RS-232/422/485 Selection 5 RS-485 Auto Flow/RS-422 Master/Slave SelectionVector address for share IRQ 1D0H 6 IRQ, I/O Address and Transmission Rate SettingAuto Flow & RS-422 Slave/Masters IRQ Setting via Switch 1 at SW3 Transmission Rate Switch 2 at SW3Termination Resistor JP6 LAN Ethernet ConnectorOnboard Isolated Digital Input Pin AssignmentsDigital Input Connector Signal Description Isolated InputsInterrupt Control Register Interrupt Function of the DI SignalsIRQ Level Interrupt Control Register Bit MapInterrupt Flag Bit Interrupt Enable Control FunctionInterrupt Triggering Edge Control Digital Output Connector Signals Onboard Isolated Digital OutputIsolated Outputs Power On Configuration10 Digital Output Power On Configuration Isolated Digital Output Connection 11 Counter/Timer Control Register Bit Map Onboard Isolated Counter/TimerCounter/Timer Control Register Counter 0 Function Block Counter 1 Function BlockCounter Internal Clock 4 32-bit Counter Function Block CTR32Set=1Counter Clock Source Counter Gate Source14 Counter Gate Source Control Bit Counter Output DestinationCounter Interrupt Flag 15 Counter Output Destination Control Bit17 32-bit Counter Control Bit Power InputCascaded 32-bit Counter 12 LED Locations to Monitor Power Input 18 Power Register Bit Map LED and Buzzer for System Diagnosis19 LED & Buzzer Control Register 20 Programmable LED Control BitPcmcia PC Card Slot USB ConnectorPS/2 Keyboard and Mouse Connector 21 Programmable Buzzer Control BitPage Make sure the IRQ of Pcmcia device is VGA Display Connector Page Battery Backup Sram 14 LED Location for Battery BackupOutput voltage 3 VDC Reset ButtonLithium Battery Specification Initial Setup JP2 on mainboard refer to Figures A.3 Connecting PowerInserting a CompactFlash Card JP1 on daughterboard refer to Figure A.4Installing a Hard Disk Correct way is shown by the first figure belowPage Page Page IDE Connector CN1 and CN2 Installing a PCI-bus Card 1st Anti-Vibration Rubber2nd PCI-bus Card Installation Installing Power Cable Mounting UNO-3074UNO-3074 Improper Installation UNO-3074 Mounting CautionUNO-3074 Correct Installation Bios Setup and System Assignments Page System Settings and Pin Assignments System I/O Address and Interrupt Assignments Table A.1 UNO-3074 System I/O PortTable A.2 UNO-3074 Interrupt Assignments Interrupt No Interrupt SourceBoard Connectors and Jumpers Figure A.1 Backplane Connector & JumpersFigure A.3 Mainboard Connector & Jumpers Front Figure A.4 Daughter Connector & Jumpers Front Figure A.5 Daughter Connector & Jumpers Back Table A.3 Connector and Jumper Descriptions Table A.4 Connector and Jumper DescriptionsTable A.5 Connector & Jumper Descriptions SW1UNO-3074 Control Register Table A.6 UNO-3074 Control RegisterRS-232 Standard Serial Port COM1~COM2 Table A.7 RS-232 Serial Port Pin AssignsRS-232/422/485 Serial Port COM3~COM4 Ethernet RJ-45 Connector LAN1~LAN2Table A.9 Ethernet RJ-45 Connector Pin Assigns Table A.8 RS-232/422/485 Serial Port Pin AssignsPower Screw Terminal PWR Table A.10 Power Connector Pin AssignmentsTable A.11 Keyboard & Mouse Connector Pins PS/2 Keyboard and Mouse ConnectorUSB Connector USB1~USB4 Table A.12 USB Connector Pin AssignmentsTable A.13 VGA Adaptor Cable Pin Assignmen Page Programming the Watchdog Timer Appendix B Programming the Watchdog Timer