MICRONICS COMPUTERS, INC. 80386 ASIC CACHE ISA Processor 80386DX Processor Speed 20/25/33MHz Chip Set Micronics Max. Onboard DRAM 16MB Cache 64KB (82385) BIOS Micronics Dimensions 355.6mm x 304.8mm I/O Options Parallel port, serial ports (2), floppy drive interface, IDE interface NPU Options 80387/3167 [Image] CONNECTIONS Purpose Location Purpose Location Power LED & keylock J5 Serial port (COM1) J610 Auxiliary keyboard J6 Serial port (COM2) J611 Speaker J8 Reset switch W1 External battery J9 Turbo LED W4 IDE interface LED J60 Turbo switch W5 Parallel port J609 USER CONFIGURABLE SETTINGS Function Jumper/Switch Position » Factory configured - do not SW1/1 On alter » NPU enabled SW1/2 Off NPU disabled SW1/2 On » Factory configured - do not SW1/3 Off alter » Video BIOS shadowing enabled SW1/4 On Video BIOS shadowing disabled SW1/4 Off » Factory configured - do not SW1/5 Off alter » Monitor type select color SW1/6 On Monitor type select monochrome SW1/6 Off » Cache enabled SW1/7 On Cache disabled SW1/7 Off » Factory configured - do not SW1/8 Off alter » Serial port (J610) select SW2/1 On COM1/3F8-3FFh Serial port (J610) disabled SW2/1 Off » Serial port (J611) select SW2/2 On COM2/2F8-2FF Serial port (J611) disabled SW2/2 Off » IDE interface (J606) enabled SW2/3 On IDE interface (J606) disabled SW2/3 Off » Floppy interface (J607) SW2/4 On enabled Floppy interface (J607) SW2/4 Off disabled » Floppy interface address SW2/5 On select primary (3F0 - 3F7) Floppy interface address SW2/5 open select secondary (2F0 - 2F7) » Factory configured - do not SW2/8 On alter » BIOS select 27256 W2 pins 2 & 3 closed BIOS select 27512 W2 pins 1 & 2 closed Non-cacheable region select W9 Closed E00000 through FFFFFF Non-cacheable region select W9 Open D00000 through DFFFFF » Base memory size select 640KB W10 Open Base memory size select 512KB W10 Closed » Factory configured - do not W20 Open alter » Video BIOS cacheing enabled W501 Closed Video BIOS cacheing disabled W501 Open » Floppy drive type select W603 Open single speed Floppy drive type select dual W603 Closed speed » IDE interface (J606) W604 Closed precompensation mode normal (125ns) IDE interface (J606) W604 Open precompensation mode alternate DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (4) 256K x 9 NONE NONE NONE 2MB (4) 256K x 9 (4) 256K x 9 NONE NONE 4MB (4) 1M x 9 NONE NONE NONE 5MB (4) 256K x 9 (4) 1M x 9 NONE NONE 6MB (4) 256K x 9 (4) 256K x 9 (4) 1M x 9 NONE 8MB (4) 1M x 9 (4) 1M x 9 NONE NONE 9MB (4) 256K x 9 (4) 1M x 9 (4) 1M x 9 NONE 10MB (4) 256K x 9 (4) 256K x 9 (4) 1M x 9 (4) 1M x 9 12MB (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 NONE 13MB (4) 256K x 9 (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 16MB (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 DRAM JUMPER CONFIGURATION Size W500 W510 1MB pins 1 & 2 closed pins 1 & 2 closed 2MB pins 1 & 2 closed pins 1 & 2 closed 4MB pins 2 & 3 closed pins 1 & 2 closed 5MB pins 1 & 2 closed pins 2 & 3 closed 6MB pins 1 & 2 closed pins 1 & 2 closed 8MB pins 2 & 3 closed pins 2 & 3 closed 9MB pins 1 & 2 closed pins 2 & 3 closed 10MB pins 1 & 2 closed pins 1 & 2 closed 12MB pins 2 & 3 closed pins 2 & 3 closed 13MB pins 1 & 2 closed pins 2 & 3 closed 16MB pins 2 & 3 closed pins 2 & 3 closed CACHE CONFIGURATION Size Organization Bank 0 Bank 1 32KB Direct Mapped (4) 8K x 8 NONE 64KB 2-way Set-Associative (4) 8K x 8 (4) 8K x 8 CACHE JUMPER CONFIGURATION Size W14 W15 32KB Closed pins 1 & 2 closed 64KB Open pins 2 & 3 closed PARALLEL PORT CONFIGURATION Setting SW2/6 SW2/7 LPT1/IRQ7/378-37F On On LPT1/IRQ7/3B8-3BF On Off LPT2/IRQ5/278-27F Off On Disabled Off Off