SBC81870 SERIES USER'S MANUAL VERSION A1 SEPTEMBER ...

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<strong>SBC81870</strong> Intel ® Pentium ® M w/ DDR/VGA/Dual LANRTC & CMOS RAM MapCODEASSIGNMENT00 Seconds01 Second alarm02 Minutes03 Minutes alarm04 Hours05 Hours alarm06 Day of week07 Day of month08 Month09 Year0A Status register A0B Status register B0C Status register C0D Status register D0E Diagnostic status byte0F Shutdown byte10 Floppy Disk drive type byte11 Reserve12 Hard Disk type byte13 Reserve14 Equipment byte15 Base memory low byte16 Base memory high byte17 Extension memory low byte18 Extension memory high byte30 Reserved for extension memory lowbyte31 Reserved for extension memory highbyte32 Date Century byte33 Information Flag34-3F Reserve40-7f Reserved for Chipset Setting DataTechnical Summary 91
<strong>SBC81870</strong> Intel ® Pentium ® M w/ DDR/VGA/Dual LANTimer & DMA Channels MapTimer Channel Map:Timer ChannelAssignment0 System timer interrupt1 DRAM Refresh request2 Speaker tone generatorDMA Channel Map:DMA ChannelAssignment0 Available1 Available2 Floppy3 Available4 Cascade5 Available6 Available7 AvailableI/O & MEMORY MAPMemory Map:MEMORY MAP0000000-009FFFF00A0000-00BFFFF00C0000-00DFFFF00E0000-00EFFFF00F0000-00FFFFF0100000-FFFFFFFASSIGNMENTSystem memory used by DOSand applicationDisplay buffer memory for VGA/EGA / CGA / MONOCHROMEadapterReserved for I/O device BIOSROM or RAM buffer.Reserved for PCI device ROMSystem BIOS ROMSystem extension memory92Technical Summary
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SBC81870 SERIES USER'S MANUAL VERSION A1 SEPTEMBER ...

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