Features Of The Motherboard
The SL5598 motherboard integrates the Pentium
microprocessor, memory, I/O and is designed to fit
into a standard LPX form factor chassis. Page 12
illustrates the layout for the SL5598 motherboard.
Below are the key features provided by this
motherboard:
Processor/Cache
Processor Intel/AMD 75 ~ 300 MHz
Cyrix 6X86 & 6X86L, PR120+ ~ 166+
Cyrix 6X86MX, PR133 ~ PR233
IDT-C6 150 ~ 200
Cache 0/256/512KB, Write Back or Write Through Direct Mapped organization,
Pipeline Burst Cache soldered on the motherboard.
System Memory
Memory Size 8 MB minimum to 256 MB maximum.
Memory Sites 4 SIMM Sockets, 2 DIMM Sockets, Burst Mode Read-Write support.
DRAM Type Supports EDO/FPM DRAM type can be 1M, 2M, 4M, 8M, 16M bit deep
by n bit wide DRAM’s, and both symmetrical and asymmetrical type
DRAM are supported. Suports SDRAM 1M, 2M, 4M, 8M, 16M, 32M bit
deep by n bit wide DRAMs, and both single and double sided.
Access Time 70ns or faster for FPM/EDO or 60ns or faster for SDRAM
Chipset SiS5598 Pentium PCI/ISA Chipset.
Integrated Graphics
Graphics Controller SiS5598 integrated VGA Controller.
Video Memory UMA supports 0.5M ~ 4M FPM/EDO DRAM and SDRAM.
Integrated I/O
I/O Controller Winbond W83877TF
Serial Ports Two Asynch serial ports, two 9 Pin connectors using High Speed 16550
compatible ports with 16-byte FIFOs
Infrared Interface One 6 pin infrared port with IrDA and ASKIR
Parallel Port One 25 pin supporting EPP, ECP and Centronics
Hard Disk Controller PCI Bus Mastering IDE. Native and Compatible Mode Support. IDE
Transfer with Scatter Gather. Multiword DMA Transfers Mode 0,1,2.
Enhanced IDE PIO Modes 3 & 4. Separate IDE Bus FIFOs for PCI burst
transfers. Supports Ultra DMA/33 Bus Master Programming Interface for
ATA windows 95 Compliant Controller. Plug and Play Compatible.
Hard Disk Connector 2 PCI IDE Connectors for 4 Drives Support