Compaq MSB900L OVERVIEW 2.1. Standard Features of the MSB900/L, Unique Features, Digital-Logic Ag

DIGITAL-LOGIC AG MSB900/L Detailed Technical Manual V1.0

2.OVERVIEW

2.1.Standard Features of the MSB900/L

The MICROSPACE 3.5”-SBC is a miniaturized modular device incorporating the major elements of a PC/AT compatible computer. It includes standard PC/AT compatible elements, such as:

￿Powerful GEODE LX-900 600MHz

￿Legacy BIOS ROM

￿DDR-SODIMM 200pin socket (for DDR-RAM 256-1024MB)

￿128k second level cache

￿Timers

￿DMA

￿Real-time clock with CMOS-RAM and battery buffer (only on MSB900, not on MSB900L)

￿LPT1 parallel port

￿COM1-, COM2- RS2332 serial port

￿Speaker interface

￿PS/2-keyboard and mouse interface (shared on one mini DIN connector)

￿PATA-IDE hard disk interface

￿VGA video interface

￿PCI/104 (one slot), limited I/O connector space

￿4 Channels USB 2.0

￿Onboard CF socket Type II

2.2.Unique Features

The MICROSPACE 3.5”-SBC includes all standard PC/AT functions plus unique DIGITAL-LOGIC AG en- hancements, such as:

￿Two channel LAN Ethernet, INTEL 82551QM (LAN A) and INTEL 82551ER (LAN B)

￿Boot from LAN (PXE and RPL)

￿Single 8 - 32Volt supply

￿Video input (only on MSB900, not available on MSB900L)

￿Watchdog

￿EEPROM for setup and configuration

￿UL approved parts

￿Optional: interface for operator display (LVDS, COM2, CRT, USB, SMBus)

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