INTERLOGIC INDUSTRIES
SC386SX-25
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Processor |
80386SX |
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Processor Speed |
25MHz |
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Chip Set |
C & T SCAMP |
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Max. Onboard DRAM |
8MB |
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SRAM Cache |
None |
|
BIOS |
Award |
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Dimensions |
195mm x 127mm |
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I/O Options |
Auxilliary keyboard connector, floppy drive interface, IDE interface, parallel port, serial port (2) |
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NPU Options |
80387SX |
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CONNECTIONS |
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Purpose |
Location |
Purpose |
Location |
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Floppy drive interface |
CN1 |
Parallel port |
CN7 |
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Reset switch |
CN2 |
Auxiliary keyboard |
CN8 |
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IDE interface LED |
CN3 |
External battery |
CN9 |
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Power LED & keylock |
CN4 |
Serial port 1 |
CN10 |
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Speaker |
CN5 |
Serial port 2 |
CN11 |
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IDE interface |
CN6 |
Floppy drive interface LED |
LED |
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DRAM CONFIGURATION |
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Size |
Bank 0 |
Bank 1 |
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1MB |
(2) 256K x 9 |
(2) 256K x 9 |
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2MB |
(2) 1M x 9 |
NONE |
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4MB |
(2) 1M x 9 |
(2) 1M x 9 |
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8MB |
(2) 4M x 9 |
NONE |
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16MB |
(2) 4M x 9 |
(2) 4M x 9 |
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USER CONFIGURABLE SETTINGS |
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Function |
Jumper |
Position |
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Pipeline mode endabled |
JP1 |
open |
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Pipeline mode disabled |
JP1 |
closed |
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Watchdog Timer interval select 500ms |
JP2 |
pins 1 & 2 closed |
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Watchdog Timer interval select 1 second |
JP2 |
pins 2 & 3 closed |
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Watchdog Timer disabled |
JP2 |
open |
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Factory configured - do not alter |
JP3 |
open |
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Parallel port (CN7) interrupt select IRQ7 (LPT2) |
JP4 |
pins 1 & 2 closed |
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Parallel port (CN7) interrupt select IRQ5 (LPT3) |
JP4 |
pins 2 & 3 closed |
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Watchdog Timer mode select system reset after time-out |
JP5 |
pins 1 & 2 closed |
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Watchdog Timer mode select low IOCHK# NMI after time-out |
JP5 |
pins 2 & 3 closed |
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Turbo mode seletable from keyboard |
JP6 |
pins 1 & 2 closed |
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Turbo mode disabled |
JP6 |
pins 2 & 3 closed |
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Turbo mode selectable by software |
JP6 |
open |
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IDE interface (CN6) enabled |
JP7 |
pins 1 & 2 closed |
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IDE interface (CN6) disabled |
JP7 |
pins2 & 3 closed |
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Floppy drive interface (CN1) enabled |
JP8 |
pins 1 & 2 closed |
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Floppy drive interface (CN1) disabled |
JP8 |
pins 2 & 3 closed |
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Parallel port (CN7) select LPT2 (I/O address 378-37Fh) |
JP9 |
pins 1 & 2 closed |
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Parallel port (CN7) select LPT3 (I/O address 278-27Fh) |
JP9 |
pins 2 & 3 closed |
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Parallel port (CN7) enabled |
JP15 |
pins 1 & 2 closed |
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Parallel port (CN7) disabled |
JP15 |
pins 2 & 3 closed |
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Monitor type select color |
JP17 |
closed |
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Monitor type select monochrome |
JP17 |
open |
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CMOS memory normal operation |
JP18 |
pins 2 & 3 closed |
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CMOS memory clear |
JP18 |
pins 1 & 2 closed |
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SERIAL PORT CONFIGURATION |
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Serial port 1 (CN10) enabled |
JP13 |
pins 1 & 2 closed |
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Serial port 1 (CN10) disabled |
JP13 |
pins 2 & 3 closed |
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Serial port 1 (CN10) select COM1 (I/O address 3F8-3FFh) |
JP12 |
pins 1 & 2 closed |
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Serial port 1 (CN10) select COM3 (I/O address 3E8-3EFh) |
JP12 |
pins 2 & 3 closed |
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Serial port 1 (CN10) interrupt select IRQ4 |
JP10 |
pins 1 & 2 closed |
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Serial port 1 (CN10) interrupt select IRQ3 |
JP10 |
pins 2 & 3 closed |
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Serial port 2 (CN11) enabled |
JP16 |
pins 1 & 2 closed |
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Serial port 2 (CN11) disabled |
JP16 |
pins 2 & 3 closed |
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Serial port 2 (CN11) select COM2 (I/O address 2F8-2FFh) |
JP14 |
pins 1 & 2 closed |
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Serial port 2 (CN11) select COM4 (I/O address 2E8-2EFh) |
JP14 |
pins 2 & 3 closed |
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Serial port 2 (CN11) interrupt select IRQ3 |
JP11 |
pins 1 & 2 closed |
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Serial port 2 (CN11) interrupt select IRQ4 |
JP11 |
pins 2 & 3 closed |
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