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Chapter 2 Product Overview
LittleBoard 550 Reference Manual 7
Board Features
• CPU features
♦ Via Eden™ ESP 10000 (1GHz), Eden ESP 5000 (533MHz) or Eden ESP 3000 (300MHz)
♦ Each CPU has a Front Side Bus (FSB) of 133MHz, 133MHz, or 66MHz, respectively
• Memory
♦ Provides a single standard 168-pin DIMM slot
♦ Supports +3.3V SDRAM up to 1GB
♦ Supports 133MHz (7.5ns) clock speed for Eden ESP 10000 and Eden ESP 5000
♦ Supports 66MHz (15ns) clock speed for Eden ESP 3000
♦ Serial EEPROM (SEEP)
• 4k-bit Serial EEPROM
• Supports 2-wire SMBus interface
• Stores system Setup parameters and manufacturing information
• Supports battery-free boot capability
• 512 bits are available for OEM use
• PC/104 and PC/104-Plus Bus Interface
♦ PC/104 Bus speed at 8MHz
♦ PCI 2.3 compliant
♦ PCI Bus speed at 33MHz
• IDE Interfaces
♦ Supports two enhanced IDE controllers (4 devices)
♦ Supports dual bus master mode
♦ Supports Ultra DMA 33/66/100 modes
♦ Supports ATAPI and DVD peripherals
♦ Supports IDE native and ATA compatibility modes
♦ CompactFlash Adapter
• Supports Type I or Type II PC Card socket
• Supports IDE CompactFlash Card
• Supports primary IDE bus with Master/Slave jumper
• Supports bootable CompactFlash
• Floppy Disk Interface
♦ Supports two floppy drives
♦ Supports all standard PC/AT formats: 360KB, 1.2MB, 720KB, 1.44MB, 2.88MB
• Serial Ports
♦ Four buffered serial ports with full handshaking
♦ Provides 16550-equivalent controllers, each with a built-in 16-byte FIFO buffer
♦ Supports full modem capability on two of the four ports