STEP 286/20 (EV-1820) Motherboard Settings and Configuration

Processor	80286
Processor Speed	20MHz
Chip Set	Everex
Max. Onboard DRAM	4MB
SRAM Cache	32/64/128KB
BIOS	Everex
Dimensions	330mm x 218mm
I/O Options	32-bit external memory card slot
NPU Options	80287

CONNECTIONS
Purpose	Location	Purpose	Location
External memory card slot	S1

DRAM CONFIGURATION
Size	Bank 0	Bank 1	Bank 2	Bank 3
512KB	(18) 41256	NONE	NONE	NONE
1MB	(18) 41256	(18) 41256	NONE	NONE
2MB	(18) 41256	(18) 41256	(18) 41256	(18) 41256
2MB	(18) 411000	NONE	NONE	NONE
4MB	(18) 411000	(18) 411000	NONE	NONE
8MB	(18) 411000	(18) 411000	(18) 411000	(18) 411000
Note:Banks 2 and 3 are utilized when a 32-bit external memory card is installed at S1.

SRAM CONFIGURATION
Size	Cache SRAM	Location
32KB	(4) 8K x 8	Bank 0
64KB	(8) 8K x 8	Banks 0 & 1
128KB	(4) 32K x 8	Bank 0