Microsoft UNO-3074 user manual Programming the Watchdog Timer

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APPENDIX

B

Programming the Watchdog Timer

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Contents UNO-3074 Acknowledgements CopyrightSupport Product Warranty 2 years FCC Class a Technical Support and Assistance Declaration of ConformitySafety Instructions Safety Precaution Static Electricity Contents Chapter Initial Setup Appendix Programming the Watchdog Timer Page Overview Open Architecture Designed for Automation IntroductionDesigned to Fit Into Control Cabinets Front Access ConnectionsAn Industry-Proven Design Off-the-shelf Universal PCI ExtensionsFlexible Networking Options Onboard DI/O for Counter, Alarm/Event HandlingPopular Operating Systems and Rapid Application Development RS-232 Speed Hardware SpecificationsBattery Backup RAM 512 KB Chipset CPUAnti-Shock Two 16-bit Counters/TimersCh Isolated Digital Input DI0~DI3 Ch Isolated Digital Output DO0~DO3Chassis Size WxHxD Safety PrecautionsPower Supply 16 ~ 36 VDC Power Consumption 24 W TypicalChassis Dimensions for CeleronM 1GHz Chassis DimensionsChassis for Pentium 1.8GHz or Faster CPU Packing List AccessoriesHardware Functionality Front Panel of UNO-3074 2 RS-422/485 Detection RS-232 Interface COM1~COM2RS-232/422/485 Interface COM3~COM4 1 16C550 UARTs with 16-byte Fifo Standard5 RS-485 Auto Flow/RS-422 Master/Slave Selection 4 RS-232/422/485 SelectionAuto Flow & RS-422 Slave/Masters 6 IRQ, I/O Address and Transmission Rate SettingVector address for share IRQ 1D0H Transmission Rate Switch 2 at SW3 IRQ Setting via Switch 1 at SW3Pin Assignments LAN Ethernet ConnectorOnboard Isolated Digital Input Termination Resistor JP6Isolated Inputs Digital Input Connector Signal DescriptionInterrupt Control Register Bit Map Interrupt Function of the DI SignalsIRQ Level Interrupt Control RegisterInterrupt Triggering Edge Control Interrupt Enable Control FunctionInterrupt Flag Bit Onboard Isolated Digital Output Digital Output Connector Signals10 Digital Output Power On Configuration Power On ConfigurationIsolated Outputs Isolated Digital Output Connection Counter/Timer Control Register Onboard Isolated Counter/Timer11 Counter/Timer Control Register Bit Map Counter 1 Function Block Counter 0 Function BlockCounter Gate Source 4 32-bit Counter Function Block CTR32Set=1Counter Clock Source Counter Internal Clock15 Counter Output Destination Control Bit Counter Output DestinationCounter Interrupt Flag 14 Counter Gate Source Control BitCascaded 32-bit Counter Power Input17 32-bit Counter Control Bit 12 LED Locations to Monitor Power Input LED and Buzzer for System Diagnosis 18 Power Register Bit Map20 Programmable LED Control Bit 19 LED & Buzzer Control Register21 Programmable Buzzer Control Bit USB ConnectorPS/2 Keyboard and Mouse Connector Pcmcia PC Card SlotPage Make sure the IRQ of Pcmcia device is VGA Display Connector Page 14 LED Location for Battery Backup Battery Backup SramLithium Battery Specification Reset ButtonOutput voltage 3 VDC Initial Setup JP1 on daughterboard refer to Figure A.4 Connecting PowerInserting a CompactFlash Card JP2 on mainboard refer to Figures A.3Correct way is shown by the first figure below Installing a Hard DiskPage Page Page IDE Connector CN1 and CN2 1st Anti-Vibration Rubber Installing a PCI-bus Card2nd PCI-bus Card Installation Mounting UNO-3074 Installing Power CableUNO-3074 Mounting Caution UNO-3074 Improper InstallationUNO-3074 Correct Installation Bios Setup and System Assignments Page System Settings and Pin Assignments Table A.1 UNO-3074 System I/O Port System I/O Address and Interrupt AssignmentsInterrupt No Interrupt Source Table A.2 UNO-3074 Interrupt AssignmentsFigure A.1 Backplane Connector & Jumpers Board Connectors and JumpersFigure A.3 Mainboard Connector & Jumpers Front Figure A.4 Daughter Connector & Jumpers Front Figure A.5 Daughter Connector & Jumpers Back Table A.4 Connector and Jumper Descriptions Table A.3 Connector and Jumper DescriptionsSW1 Table A.5 Connector & Jumper DescriptionsTable A.6 UNO-3074 Control Register UNO-3074 Control RegisterTable A.7 RS-232 Serial Port Pin Assigns RS-232 Standard Serial Port COM1~COM2Table A.8 RS-232/422/485 Serial Port Pin Assigns Ethernet RJ-45 Connector LAN1~LAN2Table A.9 Ethernet RJ-45 Connector Pin Assigns RS-232/422/485 Serial Port COM3~COM4Table A.10 Power Connector Pin Assignments Power Screw Terminal PWRTable A.12 USB Connector Pin Assignments PS/2 Keyboard and Mouse ConnectorUSB Connector USB1~USB4 Table A.11 Keyboard & Mouse Connector PinsTable A.13 VGA Adaptor Cable Pin Assignmen Page Programming the Watchdog Timer Appendix B Programming the Watchdog Timer
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