ATC/UNITRON COMPUTERS & COMPUTER PARTS
U 4805 PCI/CACHE
Data Bus | 32-bit PCI |
Card Size | Half-length, full-length card |
Hard Drives supported | Four IDE(AT) drives |
Floppy drives supported | None |

CONNECTIONS | |||
Function | Location | Function | Location |
40-pin primary IDE(AT) connector | CN1 | 4-pin connector - drive active LED | JP1 |
40-pin secondary IDE(AT) connector | CN2 | ||
BIOS ADDRESS SELECTION | |||
Address | JP2/A | JP2/B | |
C8000h | Closed | Closed | |
CC000h | Closed | Open | |
D8000h | Open | Closed | |
| » | DC000h | Open | Open |
BASE I/O ADDRESS SELECTION | |||
Address | JP2/C | JP2/D | |
168h | Closed | Closed | |
170h | Open | Closed | |
1E8h | Closed | Open | |
| » | 1F0h | Open | Open |
PCI INTERRUPT SELECTION | ||||
INT | JP3/A | JP3/B | JP3/C | JP3/D |
INTA | Closed | Open | Open | Open |
INTB | Open | Closed | Open | Open |
INTC | Open | Open | Closed | Open |
INTD | Open | Open | Open | Closed |
CACHE CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
512KB | (1)512KB x 9 | None |
1MB | (1)512KB x 9 | (2) 256KB x 9 |
2.5MB | (1)512KB x 9 | (2) 1MB x 9 |
8.5MB | (1)512KB x 9 | (2) 4MB x 9 |