ADVANCED INTREGRATION RESEARCH, INC.
486UF
Processor | 80486SX/80487SX/80486DX/80486DX2 |
Processor Speed | 20/25/33/40/50(internal)/50/66(internal)MHz |
Chip Set | UMC |
Max. onboard DRAM | 32MB |
Cache | 64/128/256KB |
BIOS | AMI |
Dimensions | 330mm x 220mm |
I/O Options | 32-bit external memory card |
NPU Options | 4167 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | J1 | Turbo switch | J6 |
Power LED & keylock | J3 | Turbo LED | J7 |
Speaker | J4 | 32-bit memory card | S1 |
Reset | J5 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | CPU speed select iOSC/2 | JP8 | Closed |
CPU speed select iOSC/1 | JP8 | Open | |
» | Monitor type select color | JP10 | Open |
Monitor type select monochrome | JP10 | Closed | |
» | CMOS memory normal operation | JP19 | Open |
CMOS memory clear | JP19 | 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 |
3MB | (4) 256K x 9 | (4) 256K x 9 | (4) 256K x 9 | NONE |
4MB | (4) 256K x 9 | (4) 256K x 9 | (4) 256K x 9 | (4) 256K x 9 |
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 |
7MB | (4) 256K x 9 | (4) 256K x 9 | (4) 256K x 9 | (4) 1M x 9 |
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 |
16MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 |
16MB | (4) 4M x 9 | NONE | NONE | NONE |
20MB | (4) 1M x 9 | (4) 4M x 9 | NONE | NONE |
24MB | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 | NONE |
28MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 |
32MB | (4)4M x 9 | (4)4M x 9 | NONE | NONE |
36MB | (4) 1M x 9 | (4) 4M x 9 | (4) 4M x 9 | NONE |
40MB | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 | (4) 4M x 9 |
48MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | NONE |
64MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 |
Note:Banks 2 & 3 are located on the optional external memory card inserted into S1. |
CPU TYPE CONFIGURATION | |||
CPU | JP1 | JP2 | JP3 |
80486SX | Open | pins 2 & 3 closed | pins 3 & 4 closed |
80487SX | Closed | pins 1 & 2 closed | pins 2 & 3 closed |
80486DX/DX2 | Closed | pins 1 & 2 closed | pins 1 & 2 closed |
CACHE CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
64KB | (4) 8K x 8 | (4) 8K x 8 |
128KB | (4) 32K x 8 | NONE |
256KB | (4) 32K x 8 | (4) 32K x 8 |
CACHE JUMPER CONFIGURATION | |||||
Size | JP13 | JP14 | JP16 | JP17 | JP18 |
64KB | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 |
128KB | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 |
256KB | pins 1 & 2 | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
Note:Pins designated should be in the closed position. |