Programming the Gpio and Watchdog Timer | Intel PCM-9387 guide

Appendix

A

Programming the GPIO and Watchdog Timer

The PCM-9387 is equipped with a watchdog timer that resets the CPU or generates an interrupt if processing comes to a standstill for any reason. This feature ensures system reliability in industrial standalone or unmanned environments.

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AppendixA

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Intel PCM-9387 user manual Programming the Gpio and Watchdog Timer

Contents

User’s Manual PCM-9387 Copyright Packing List Model No. List Description Additional Information and Assistance Page PCM-9387 User’s Manual Contents Chapter Chipset Software Installation Utility Integrated Peripherals Chapter Audio Setup Appendix D AT/ATX Power setting PCM-9387 User’s Manual Xii General Information Introduction FeaturesIntroduction Standard 3.5 Biscuit SBC Functions Specifications2 VGA/LVDS Interface Audio Function Ethernet InterfaceMechanical and Environmental Board layout DimensionsComponent Side Board layout dimensions Board layout DimensionsSolder Side Installation Jumper Location JumpersJumpers LCD Power Setting J6 Jumper SettingsAudio Power SelectorJ1 COM2 Setting Cmos clear PCI VIO JP1 Connectors Connectors Jumpers and Connectors Drawing component side Locating Connectors Connectors solder side Setting Jumpers IDE, Cdrom hard drive connector CN6 Installing SO-DIMM CompactFlash CN21 Parallel port connector CN13Connecting the hard drive Solid State Disk Power & HDD LED Connector CN10 Keyboard and PS/2 mouse connector CN14Power connectors CN3 Audio interfaces CN2 COM port connector CN8,CN1914 VGA/LCD/LVDS interface connections 15.1 100Base-T/1000Base-T connector CN12 Ethernet configurationWatchdog timer configuration USB connectors CN5,CN9 Gpio General Purpose Input Output CN7 Chipset Software Installation Utility Ers Before you begin Installing the CSI Utility PCM-9387 User’s Manual Page PCM-9387 User’s Manual Award Bios Setup Cmos RAM Auto-backup and Restore Award Bios Setup initial screen Entering Setup Advanced Bios Features Standard Cmos Setup 2 L1 & L2 Cache Quick Power On Self TestFirst/Second/Third/Other Boot Device Virus Warning Typematic Delay msec Boot UP Floppy SeekBoot Up NumLock Status Typematic Rate Setting On-Chip Secondary PCI IDE IDE Master/Slave PIO/UDMA ModeIntegrated Peripherals MPS Version Control For OS USB Controller IDE HDD Block ModeUart Mode Select IR Transmission Delay ECP Mode Use DMA 14 UR2 Duplex ModeParallel Port Mode EPP Mode Select Acpi function Power Management SetupPower-Supply Type Power Management PowerOn By Alarm HDD Power DownPowerOn By LAN PowerOn By Modem PCI Pirq A-D# PnP/PCI ConfigurationsPnP OS Installed Primary IDE 0 1 and Secondary IDE 0 4 PCI/VGA Palette Snoop Password SettingReset Configuration Data Resources controlled by Exit Without Saving Save & Exit Setup PCI SVGA/LCD Setup Display type Cmos setting for panel typeDual Independent Display Page LG LM 150x06 1024x768 Lvds LCD Connections to Two Standard LCDsConnections to LCD/Flat Panel CN1 Connections to AU M170EG01 CN1 AU M170EG01 1280x1024 TFT LCD @ 48bit Installation of Windows 98/2000 Installation of the Svga DriverPage Double click setup and next into setup wizard Further Information PCM-9387 User’s Manual Audio Setup Before you begin Driver installation Windows 98 drivers Click yes to reboot your computer Ethernet Interface Installation for Windows Installation of Ethernet driverPage PCM-9387 User’s Manual Page Installation for Windows Page Choose Hardware Device Ethernet Controller Page PCM-9387 User’s Manual Further information PCM-9387 User’s Manual Programming the Gpio and Watchdog Timer Supported Gpio Register Appendix a Programming Gpio & Waterdog TimerGpio Registers Gpio Example program-1 MOV DX,2EH MOV AL,AAH OUT DX,AL Watchdog programming MOV DX,2EH MOV AL,F6H OUT DX,AL MOV DX,2FH Pin Assignments Table B.2 Audio connector CN2 CPU Fan Power Connector CN15Audio Connector CN2 Table B.1 IR connector CN15 Table B.3 Main Power Connector CN3 Main Power Connector CN3Table B.4 Keyboard and mouse connector CN14 Table B.5 IDE HDD connector CN6 IDE Hard Drive Connector CN6 Table B.6 Parallel Port Connector CN13 Table B.7 Power & HDD LED Connector CN10 USB Connector CN5Table B.8 USB Connector CN5 Table B.9 LCD Inverter Backlight Conn CN17 LCD Inverter Backlight Connector CN17 Table B.10 Lvds Connector CN1 Lvds Connector CN1 Table B.11 COM2 RS-232/422/485 series port CompactFlash Card Connector CN21Table B.12 CompactFlash Card Connector CN21 11 COM2 RS232/422/485 series port CN8 IR connetor CN11 Table B.13 IR Connector CN11 MIO interface CN4 Table B.14 MIO connectors CBE#1 PCI DVOBCLK# PCM-9387 User’s Manual System Assignments System I/O Ports Appendix C System AssignmentsTable C.1 System I/O ports Table C.3 DMA channel assignments 1st MB memory mapDMA channel assignments Table C.2 1st MB memory map Table C.4 Interrupt assignments Interrupt assignments AT/ATX Power setting Table D.1 Power Connector Appendix D AT/ATX Power setting ATX power supply diagram AT power supply diagram Mechanical Drawings Mechanical Drawings Appendix E Mechanical Drawings Figure E.2 PCM-9387 Mech Drawing Solder Side PCM-9387 User’s Manual