TMC RESEARCH CORPORATION
PCI54IT (VER. 0.10C)
Processor | CX M1/Pentium |
Processor Speed | 75/90/100/120/133/150/166/180/200MHz |
Chip Set | Intel |
Video Chip Set | None |
Maximum Onboard Memory | 128MB (EDO supported) |
Maximum Video Memory | None |
Cache | 256/512KB |
BIOS | Unidentified |
Dimensions | 330mm x 218mm |
I/O Options | 32-bit PCI slots (2), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), cache slot, VRM connector |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
PS/2 mouse port | J3 | Power LED & keylock | J15 |
PS/2 mouse interface | J4 | IDE interface LED | J17 |
Serial port 1 | J5 | Turbo LED | J18 |
Serial port 2 | J6 | Green PC connector | J19 |
Parallel port | J9 | Chassis fan power | J21 |
IDE interface 1 | J10 | Speaker | J22 |
IDE interface 2 | J11 | 32-bit PCI slots | PC1 – PC4 |
Floppy drive interface | J12 | Cache slot | SL1 |
Reset switch | J14 | VRM connector | VRM |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
Flash BIOS voltage select 12v | JP4 | Pins 1 & 2 closed | |
Flash BIOS voltage select 5v | JP4 | Pins 2 & 3 closed | |
» | Factory configured - do not alter | RN1 | Unidentified |
» | Factory configured - do not alter | RN2 | Unidentified |
» | Factory configured - do not alter | RN3 | Unidentified |
Password normal operation | SW1/3 | Off | |
Password clear | SW1/3 | On | |
» | CMOS memory normal operation | SW1/4 | Off |
CMOS memory clear | SW1/4 | On | |
BIOS access enabled | SW1/5 | Off | |
BIOS access disabled | SW1/5 | On | |
» | Factory configured - do not alter | W1 | Unidentified |
» | Factory configured - do not alter | W6 | Unidentified |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
8MB | (2) 1M x 36 | None |
16MB | (2) 2M x 36 | None |
16MB | (2) 1M x 36 | (2) 1M x 36 |
24MB | (2) 2M x 36 | (2) 1M x 36 |
32MB | (2) 4M x 36 | None |
32MB | (2) 2M x 36 | (2) 2M x 36 |
40MB | (2) 4M x 36 | (2) 1M x 36 |
48MB | (2) 4M x 36 | (2) 2M x 36 |
64MB | (2) 8M x 36 | None |
64MB | (2) 4M x 36 | (2) 4M x 36 |
72MB | (2) 8M x 36 | (2) 1M x 36 |
80MB | (2) 8M x 36 | (2) 2M x 36 |
96MB | (2) 8M x 36 | (2) 4M x 36 |
128MB | (2) 8M x 36 | (2) 8M x 36 |
Note: Board accepts EDO memory. Board also accepts x 32 SIMMs. Banks are interchangeable. |
CACHE CONFIGURATION | |||
Size | Bank 0 | SL1 | TAG |
256KB (A) | (8) 32K x 8 | Not installed | (1) 8K x 8 |
256KB (B) | None | 256KB module installed | None |
512KB (A) | (8) 64K x 8 | Not installed | (1) 32K x 8 |
512KB (B) | None | 512KB module installed | None |
CACHE JUMPER CONFIGURATION | |||||
Size | JP7 | JP8 | JP9 | JP10 | JP11 |
None | Open | Open | Open | N/A | N/A |
256KB (A) | Closed | Open | Open | Open | Closed |
256KB (B) | Closed | Open | Open | Open | Open |
512KB (A) | Open | Closed | Closed | Open | Closed |
512KB (B) | Open | Closed | Closed | Open | Open |
CPU SPEED SELECTION (CYRIX) | |||||||
CPU speed | Clock speed | Multiplier | JP3 | SW1/1 | SW1/6 | SW1/7 | SW1/8 |
100MHz | 66MHz | 2x | Open | On | On | Off | Off |
120MHz | 60MHz | 2x | Open | On | On | On | Off |
133MHz | 66MHz | 2x | Open | On | On | On | On |
CPU SPEED SELECTION (INTEL) | |||||||
CPU speed | Clock speed | Multiplier | JP3 | SW1/1 | SW1/6 | SW1/7 | SW1/8 |
75MHz | 50MHz | 1.5x | Open | On | Off | Off | Off |
90MHz | 60MHz | 1.5x | Open | On | Off | On | Off |
100MHz | 66MHz | 1.5x | Open | On | Off | On | On |
120MHz | 60MHz | 2x | Open | On | On | On | Off |
133MHz | 66MHz | 2x | Open | On | On | On | On |
150MHz | 60MHz | 2.5x | Closed | On | On | On | Off |
166MHz | 66MHz | 2.5x | Closed | On | On | On | On |
180MHz | 60MHz | 3x | Closed | On | Off | On | Off |
200MHz | 66MHz | 3x | Closed | On | Off | On | On |
CPU VOLTAGE SELECTION | |
Voltage | SW1/2 |
Normal | On |
High | Off |
DMA CHANNEL SELECTION | ||
Channel | JP1 | JP2 |
1 | Pins 1 & 2 closed | Pins 1 & 2 closed |
3 | Pins 2 & 3 closed | Pins 2 & 3 closed |