Watch Dog Timer | Eurotech Appliances CPU-1461 specs

Chapter 5 Watch Dog Timer

This chapter explains how to use the Watch Dog timer.

You can also find information about how to use it through the System BIOS or directly by I/O mapped registers.

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Eurotech Appliances CPU-1461 user manual Watch Dog Timer, This chapter explains how to use the Watch Dog timer

Contents

COPYRIGHT 1994-2005 Eurotech S.p.A. All Rights Reserved CPU-1461EmbeddedDNA User’s Manual PC/104-Plus - CPU-1461 Module Icon Environmental safetyConventions Important features orPage Connectors Description ContentsMultifunction Connector Section Contents Appendix Chapter 5 Watch Dog TimerChapter 6 Troubleshooting Chapter 4 The Set-up Program Chapter 1 Product Overview Architecture Product DefinitionBIOS Flash Power Supply Chapter 2 Jumper Description Type Jumper Layout and ConfigurationDefault Jumper # Chapter 3 Connectors Description J4J5 Connectors LayoutNote in figure 2, a red square pad indicates pin 1 of each connector J14 J16 J17Page CPU-1461 J4 for Multifunction and VGACarrier Module Multifunction Connector Section ƒ Speaker The Eurotech Multifunction Adapterƒ System reset ƒ External Battery Supported CRT-VGA Video Resolutions VGA Section IDE/DOM J5 IDE Connector USB J7 for USB 2.0 Ports 5 and Auxiliary J9 Auxiliary Power ConnectorPower Power button input The Eurotech USB & AC97-Audio Codec Adapter J14 for USB 1.1 Ports 7 and 8 and Audio-CODEC SpkPhone IN/OUT To J14 CPU Board ConnectorAux IN CD IN Aux IN J16 for USB 2.0 Ports 1to J17 for SERIAL1 and SERIAL2 Ethernet J20 for Ethernet To CPU Board NetConnector The Eurotech Ethernet TransceiverRJ45 Connector Chapter 4 The Set-up Program Use the cursor arrow keys to move the highlight to other options Select “Quit” to exit from the Setup programPress the “ESC” key to return to the items of the Main menu The follow screen will be displayed General Page The Set-up pages Floppy disks Quick BootTime Date Boot Try Sequence Devices PageFloppy Controller Network Primary and secondary EIDEVideo Controller AC97 Controller Serial Ports 1 and Communications Page VP2000 and VT100 Parallel PortParallel Port Mode ATAPI unit type Primary and Secondary ATAPI Page Heads PIO ModeTranslation Mode Cylinders Detect Now Advanced page ISA IRQ PCI Advanced PageLatency Time Devices ISA Bus Error Handling Page Error on Fixed Disks Error on KeyboardError on Video Error on Floppy DisksPage This chapter explains how to use the Watch Dog timer Chapter 5 Watch Dog Timer How to turn the Watch Dog ON What is a Watch Dog?How to use the Watch Dog Use the System BIOS INT 52h functions How to turn the Watch Dog OFF Directly accessing Watch Dog I/O mapped registersUse the following code to Enable Watch Dog Use following code to refresh the Watch Dog Chapter 6 Troubleshooting CPU Module doesn’t work Common Problems and SolutionsTroubleshooting a PC/104 System Technical/Sales Assistance ftp//ftp.eurotech.it Returning For ServicePage Company Name Page Appendix Backup Battery Characteristics A.1 Electrical and Environmental SpecificationsOperating Characteristics Electrical Operating Characteristics MTBF Mean Time Between Failures Absolute Maximum Ratings CPU-1461 Board dimensions A.2 Mechanical DimensionsThe CPU-1461 mechanical dimensions are shown in the following picture ¾ Dimensions 90 X 96 mm 3.6”X3.8” Ethernet Adapter Dimensions USB Audio Codec Dimensions 12.0 A.3 Safety SummaryMultifunction Adapter Dimensions 62.0 Do Not Operate in an Explosive Atmosphere Use Caution When Exposing or Handling the CRTObserve Dangerous Procedure Warnings Ground the Instrument Reliability Disclaimer of WarrantyLife Support Policy ATAPI GlossaryB BIOS A ATA C CELLULAR G GPS NTSC M MIDIMPEG N NDIS SMBus R RAMS SCSI SECAM W WAN V VGA Acronyms and Abbreviations Page techsupp@eurotech.it Technical & Sales Assistanceftp//ftp.eurotech.it