TULIP COMPUTERS
TULIP 486 DC/DT (TC38)
Processor | 80486SX/80487SX/80486DX/80486DX2 |
Processor Speed | 25/33/50(internal)/66(internal) |
Chip Set | Texas Instruments |
Max. Onboard DRAM | 20MB |
Cache | None |
BIOS | Phoenix |
Dimensions | 330mm x 218mm |
I/O Options | Floppy drive interface, IDE interface, parallel port, serial ports(2), VGA port |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
VGA port | CN1 | IDE interface | J3 |
Parallel port | CN2 | DC Power | J7 |
Serial port 2 | CN3 | Video Feature Connector | J9 |
Serial port 1 | CN4 | Floppy drive interface | J10 |
LED, Speaker, Batteries | J2 | Chassis fan power | J13 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Battery - Rechargeable | J14 | Pins 1 & 2 closed |
Battery - Non-rechargeable | J14 | N/A | |
» | Parallel port (unidirectional) | J15 | Pins 1 & 2 closed |
Parallel port (bidirectional) | J15 | Pins 2 & 3 closed |
CPU TYPE CONFIGURATION | |||
PQFP | PGA | J17 | J18 |
80486SX | None | Pins 2 & 3 closed | N/A |
80486SX | 80487SX | Pins 2 & 3 closed | N/A |
80486SX | Overdrive | Pins 2 & 3 closed | N/A |
80486SX | Overdrive R | Pins 2 & 3 closed | Pins 1 & 2 closed |
80486DX | None | Pins 2 & 3 closed | N/A |
80486DX | Overdrive | Pins 2 & 3 closed | N/A |
80486DX | Overdrive R | Pins 2 & 3 closed | Pins 1 & 2 closed |
None | 80486DX | Pins 2 & 3 closed | None |
None | 80486DX2 | Pins 2 & 3 closed | None |
None | Overdrive | Pins 2 & 3 closed | None |
None | Overdrive R | Pins 2 & 3 closed | None |
DRAM CONFIGURATION | ||
Expansion from: | Expansion to | Bank 0 |
4MB | 8MB | (4) 1MB x 9 |
4MB | 20MB | (4) 4MB x 9 |
Note: 4MB is internal memory and is not configurable. |
VRAM CONFIGURATION | ||
Expansion from: | Expansion to | Vram |
512KB | 1MB | (1) 256K x 16 |
Note: 512 KB is internal memory and is not configurable. |