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Chapter 3Technical SpecificationsLittle Board P6d Technical Specifications
The following section provides technical specifications for the Little Board P6d system .
CPU/Motherboard
! CPU: Pentium-II processor
! System RAM:
– DIMM module, utilizing 3.3V SDRAM memory chips
– Supports from 32MB to 256MB total RAM
– 256KB Internal level-two cache
– Shadow RAM support provides fast system BIOS and video BIOS execution
! 15 interrupt channels (8259-equivalent)
! 7 DMA channels (8237-equivalent)
! 3 programmable counter/timers (8254-equivalent)
! Standard PC/AT keyboard port
! Standard PC speaker port with 0.1 watt output drive
! Battery-backed real-time clock and CMOS RAM:
! Up to 10 year battery life
! Supports battery-free operation
! Ampro Extended BIOS
Embedded-PC System Enhancements
! CompactFlash Socket:
– Usable with standard CompactFlash modules
– Equivalent to an IDE drive
– OEM Flash Memory (available with 1MB Flash BIOS option). 768KB OEM Flash memory is
available for OEM use
! 4k-bit configuration EEPROM:
– Stores system Setup parameters
– Supports battery-free boot capability
– 512 bits available for OEM use
! Watchdog Timer
– Selectable Timeout: 30 seconds/60 seconds/90 seconds/Disabled
– Timeout triggers hardware reset
! Powerfail NMI triggers when +5 Volt power drops below +4.7 Volts.