MULTI-TECH SYSTEMS, INC.
MT386SBC/486SLC
|
Processor |
80386SX/CX486SLC |
|
Processor Speed |
25MHz |
|
Chip Set |
UMC |
|
Max. Onboard DRAM |
16MB |
|
Cache |
None |
|
BIOS |
Phoenix |
|
Dimensions |
340mm x 105mm |
|
I/O Options |
Floppy drive interface, IDE interface, parallel port, serial ports (2), VGA port |
|
NPU Options |
80387SX |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port 1 |
CN1 |
Serial port 2 |
P4 |
|
VGA port |
CN2 |
Power LED & keylock |
P5 pins 1-5 |
|
IDE interface LED |
J11 |
External switch reset |
P5 pin 7 |
|
Turbo LED |
J12 |
Keyboard inhibit switch |
P5 pin 8 |
|
Hardware reset switch |
J13 |
Speaker |
P5 pins 9-10 |
|
IDE interface |
P1 |
Turbo switch |
P5 pins 11-12 |
|
Floppy drive interface |
P2 |
Parallel port |
P8 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Pipeline control disabled |
J2 |
Open |
|
Pipeline control disabled |
J2 |
Closed | |
|
|
NPU asynchronous with CPU |
J3 |
Open |
|
NPU synchronous with CPU |
J3 |
Closed | |
|
|
IDE interface enabled |
J4 |
pins 1 & 2 closed |
|
IDE interface disabled |
J4 |
pins 2 & 3 closed | |
|
|
Hardware reset when DCD on COM1 goes from on to off enabled |
J5 |
Closed |
|
Hardware reset when DCD on COM1 goes from on to off disabled |
J5 |
Open | |
|
|
Parallel port unidirectional (printer) |
J7 |
pins 2 & 3 closed |
|
Parallel port bidirectional |
J7 |
pins 1 & 2 closed | |
|
|
IRQ9 connected to AT bus |
J10 |
pins 2 & 3 closed |
|
IRQ9 connected to internal VGA |
J10 |
pins 1 & 2 closed | |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
512KB |
(2) 256K x 9 |
NONE |
|
1MB |
(2) 256K x 9 |
(2) 256K x 9 |
|
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
|
8MB |
(2) 4M x 9 |
NONE |
|
16MB |
(2) 4M x 9 |
(2) 4M x 9 |