NASCENT TECHNOLOGY, INC.
NT386-33
Processor |
80386DX |
Processor Speed |
33MHz |
Chip Set |
VLSI |
Max. Onboard DRAM |
8MB |
Cache |
64/256KB |
BIOS |
AMI |
Dimensions |
355mm x 304mm |
I/O Options |
32-bit external memory card slot |
NPU Options |
80387/3167 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Turbo LED |
J3 |
Reset switch |
J6 |
Power LED & keylock |
J4 |
Turbo switch |
W6 |
Speaker |
J5 |
32-bit external memory card |
S1 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper/Switch |
Position | |
» |
Factory configured - do not alter |
SW1/3 |
N/A |
» |
DMA clock speed select 8.25MHz |
W1 |
pins 1 & 2 closed |
DMA clock speed select 4.13MHz |
W1 |
pins 2 & 3 closed | |
» |
8 bit memory I/O select 4 wait states |
W4 |
pins 1 & 2 closed |
8 bit memory I/O select 5 wait states |
W4 |
pins 2 & 3 closed | |
» |
16 bit memory I/O select 1 wait state |
W5 |
pins 1 & 2 closed |
16 bit memory I/O select 2 wait states |
W5 |
pins 2 & 3 closed | |
» |
Monitor type select monochrome |
W7 |
pins 1 & 2 closed |
Monitor type select color |
W7 |
pins 2 & 3 closed |
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 |
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
NONE |
12MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
16MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
Note:Banks 2 & 3 are used when a 32-bit external memory card is installed at S1. |
DRAM JUMPER/SWITCH CONFIGURATION | |||||
Size |
SW1/1 |
SW1/2 |
SW1/4 |
W8 |
W9 |
1MB |
On |
On |
On |
2 & 3 |
2 & 3 |
2MB |
On |
Off |
Off |
2 & 3 |
2 & 3 |
4MB |
Off |
Off |
On |
1 & 2 |
1 & 2 |
8MB |
On |
Off |
Off |
1 & 2 |
1 & 2 |
12MB |
Off |
On |
Off |
1 & 2 |
1 & 2 |
16MB |
On |
On |
Off |
1 & 2 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CACHE CONFIGURATION | ||
Size |
Bank 0 |
TAG |
64KB |
(10) 16K x 4 |
(1) 16K x 1 |
256KB |
(10) 64K x 4 |
(1) 64K x 1 |
CACHE JUMPER CONFIGURATION | ||
Size |
W2 |
W3 |
64KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
256KB |
pins 2 & 3 closed |
pins 2 & 3 closed |