Curtis AR-B1682 operation manual Interrupt MAP, IRQ Assignment

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B-1. INTERRUPT MAP

IRQ	ASSIGNMENT
0	System TIMER interrupt from TIMER-0
1	Keyboard output buffer full
2	Cascade for IRQ 8-15
3	Serial port 2
4	Serial port 1
5	Parallel port 2
6	Floppy Disk adapter
7	Parallel port 1
8	RTC clock
9	Available
10	Available
11	Available
12	Available
13	Math coprocessor
14	Hard Disk adapter
15	Available

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Contents Version ~ Page ii ~ Copyright Notice Acknowledgements ~ Page iv ~ U㿺 薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅薅藜薅耟薅薅薅薅薅庆蚽强栾头学 Introduction Introduction About this ManualSystem Specification Safety Precautions Hardware Configuration Switch & Jumper Jumper & Connector Quick Reference TableConnector Component Locations HOW to SET JumpersJumpers and CAP DOC 2000 SEG SW1 System Clock Select and CPU SettingDOC Memory DOC Memory Mapping Selection JP6, JP7DC00H OFF OFF DisableCOM2 COM2 Connector COM1 CONNECTORCN24COM2 CONNECTORCN12 COM1 COM1 Connector, DB9 male connectorIR CONNECTORCN5 External Keyboard & Mouse CONNECTORCN23Reset SWITCHCN18 Power LED & Keylock CONNECTORCN13IDE1 Hard Disk Drive ConnectorCN1 Floppy Disk Drive CONNECTORCN6Hard Disk Drive Connector FDD Floppy Disk Drive ConnectorHD LED a Not Used IDE2 Hard Disk Drive ConnectorCN7SA2 SA1GND Enablk VEE LCD Connector 24BITCN9LCD Connector 36BITCN9+CN11 CN9 PIN Assignment GND Shfclk FLM~ Page 15 ~ PIN Function Assignment TPTX+ Not Used Tprx TPRX+ VGA CRT CONNECTORCN19Watchdog CONNECTORCN17 External Speaker HEADERCN20Power Control CONNECTORCN4 Printer CONNECTORCN2System FAN Power CONNECTORCN27 Power on Connector for ATX Power SUPPLYCN15Universal Serial BUS Connector CN14 Scsi CONNECTORCN3CPU FAN Power CONNECTORCN26 DOC 32pin Disk-on-chip Socket Clear Cmos FUNCTIONJ4Dram Bank Configuration Dimm Total Memory Memory InstallingSoftware Utilities Remark WIN95 VGA SetupWIN 95 Scsi Driver Setup WIN NT Scsi Driver SetupPIIX4 Driver Setup Watchdog Timer ConfigurationWatchdog Timer Enabled Watchdog Timer Disabled ~ Page 26 ~ AMI Bios Setup ~耟Page 28 ~ Amibios Hiflex Setup Utility Version Bios Setup OverviewHard Disk Setup Standard Cmos SetupDate & Time Setup Floppy SetupFloppy Access Control Advanced Cmos SetupQuick Boot Try Other Boot DevicesBoot to OS/2 64MB HDD Access ControlBootUp Num-Lock Password CheckCache Bus ECC Hit ‘DEL’ Message DisplayInternal Cache External CacheAdvanced Chipset Setup USB Keyboard/Mouse Legacy Support ATX Power Supply ControllerMemory Hole at 15-16 MB USB FunctionPower Management Modem Use IO Port Restore on AC/Power LossSuspend Time Outminute Throttle Slow Clock RatioPCI/PLUG and Play Reserved Memory Size PCI VGA Palette SnoopPCI IDE BusMaster DMA & IRQPeripheral Setup AUTO-DETECT Hard Disks Password SettingLoad Default Setting Reset, Power, Sleep ButtonBios Update Bios Exit~ Page 43 ~ Appendix a IRQ9 PIN Assignment GND CH CHK MEMCS16 Sbhe ResetComponent Side IRQ10Picmg BUS PIN Assignment ~ 47 ~耟 Appendix B IRQ Assignment Interrupt MAPCode Assignment RTC & Cmos RAM MAPIBM Sdlc Timer & DMA Channels MAPTimer Channel Map DMA Channel MapMemory Map I/O & Memory MAPMap ~ Page 53 ~ Trouble Shooting Memory Size has Changed Memory Address ErrorMemory Verifying Error Reboot Error