LAVA COMPUTER MFG., INC.
LAVA INTELLIGENCE-AT
Card Type | Memory card |
Chipset/Controller | N/A |
I/O Options | N/A |
Maximum DRAM | 2MB |

AT BOARD SELECTION | ||
Starting Address | System allocated RAM | SW1/1 |
640KB | 0KB | On |
512KB | 128KB | Off |
Note:This board allows for a section of the RAM to be considered existing system memory to compensate for having a machine with less than 640KB. | ||
DRAM ADDRESS SELECTION | |||
Starting Address | SW1/2 | SW1/3 | SW1/4 |
0208h | Off | Off | Off |
0218h | On | Off | Off |
0258h | On | On | Off |
0268h | Off | On | Off |
0298h | Off | Off | On |
02A8h | Off | On | On |
02B8h | On | Off | On |
02E8h | On | On | On |
DRAM ADDRESS SELECTION | |
Base Address | SW1/5 |
E000h | On |
D000h | Off |
WAIT STATE SELECT | |||||
Number | JP1 | JP2 | JP3 | JP4 | JP5 |
0 | Open | Open | Open | Open | Closed |
1 | Open | Open | Open | Closed | Open |
2 | Open | Open | Closed | Open | Open |
3 | Open | Closed | Open | Open | Open |
4 | Closed | Open | Open | Open | Open |
DRAM SPEED SELECT | ||||
Speed | JP6 | JP7 | JP8 | JP9 |
100 nsec | Open | Open | Open | Closed |
120 nsec | Open | Open | Closed | Open |
150 nsec | Open | Closed | Open | Open |
200 nsec | Closed | Open | Open | Open |
DRAM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
256KB | (9) 64K x 4 | NONE | NONE | NONE |
512KB | (9) 64K x 4 | (9) 64K x 4 | NONE | NONE |
768KB | (9) 64K x 4 | (9) 64K x 4 | (9) 64K x 4 | NONE |
1024KB | (9) 64K x 4 | (9) 64K x 4 | (9) 64K x 4 | (9) 64K x 4 |
DRAM CONFIGURATION (CONTINUED) | ||||
Size | Bank 4 | Bank 5 | Bank 6 | Bank 7 |
1280KB | (9) 64K x 4 | NONE | NONE | NONE |
1536KB | (9) 64K x 4 | (9) 64K x 4 | NONE | NONE |
1792KB | (9) 64K x 4 | (9) 64K x 4 | (9) 64K x 4 | NONE |
2048KB | (9) 64K x 4 | (9) 64K x 4 | (9) 64K x 4 | (9) 64K x 4 |