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Microsoft UNO-3074 user manual Programming the Watchdog Timer

Models: UNO-3074

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APPENDIX

B

Programming the Watchdog Timer

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Microsoft UNO-3074 user manual Programming the Watchdog Timer

Contents

UNO-3074 Acknowledgements CopyrightSupport Product Warranty 2 years FCC Class a Technical Support and Assistance Declaration of Conformity Safety Instructions Safety Precaution Static Electricity Contents Chapter Initial Setup Appendix Programming the Watchdog Timer Page Overview Open Architecture Designed for Automation Introduction Designed to Fit Into Control Cabinets Front Access ConnectionsAn Industry-Proven Design Off-the-shelf Universal PCI Extensions Flexible 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 CPU Anti-Shock Two 16-bit Counters/TimersCh Isolated Digital Input DI0~DI3 Ch Isolated Digital Output DO0~DO3 Chassis Size WxHxD Safety PrecautionsPower Supply 16 ~ 36 VDC Power Consumption 24 W Typical Chassis Dimensions for CeleronM 1GHz Chassis Dimensions Chassis for Pentium 1.8GHz or Faster CPU Packing List Accessories Hardware 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 Standard 5 RS-485 Auto Flow/RS-422 Master/Slave Selection 4 RS-232/422/485 Selection Auto 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 SW3 Pin Assignments LAN Ethernet ConnectorOnboard Isolated Digital Input Termination Resistor JP6 Isolated Inputs Digital Input Connector Signal Description Interrupt Control Register Bit Map Interrupt Function of the DI SignalsIRQ Level Interrupt Control Register Interrupt Triggering Edge Control Interrupt Enable Control FunctionInterrupt Flag Bit Onboard Isolated Digital Output Digital Output Connector Signals 10 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 Block Counter Gate Source 4 32-bit Counter Function Block CTR32Set=1Counter Clock Source Counter Internal Clock 15 Counter Output Destination Control Bit Counter Output DestinationCounter Interrupt Flag 14 Counter Gate Source Control Bit Cascaded 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 Map 20 Programmable LED Control Bit 19 LED & Buzzer Control Register 21 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 Sram Lithium 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.3 Correct 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 Card 2nd PCI-bus Card Installation Mounting UNO-3074 Installing Power Cable UNO-3074 Mounting Caution UNO-3074 Improper Installation UNO-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 Assignments Interrupt No Interrupt Source Table A.2 UNO-3074 Interrupt Assignments Figure A.1 Backplane Connector & Jumpers Board Connectors and Jumpers Figure 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 Descriptions SW1 Table A.5 Connector & Jumper Descriptions Table A.6 UNO-3074 Control Register UNO-3074 Control Register Table A.7 RS-232 Serial Port Pin Assigns RS-232 Standard Serial Port COM1~COM2 Table 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~COM4 Table A.10 Power Connector Pin Assignments Power Screw Terminal PWR Table A.12 USB Connector Pin Assignments PS/2 Keyboard and Mouse ConnectorUSB Connector USB1~USB4 Table A.11 Keyboard & Mouse Connector Pins Table A.13 VGA Adaptor Cable Pin Assignmen Page Programming the Watchdog Timer Appendix B Programming the Watchdog Timer