TEXAS MICRO, INC.
PF5000HX2-M SBC
| Device Type | Single board computer | 
| Processor | Pentium MMX | 
| Processor Speed | 166/200/233MHz | 
| Chip Set | Intel 430HX | 
| Maximum Onboard Memory | 128MB (EDO supported) | 
| Cache | 256/512KB | 
| BIOS | Unidentified | 
| Dimensions | 338mm x 122mm | 
| I/O Options | Floppy drive interface, IDE interface, parallel port, serial ports (2), cache slot | 
 
| CONNECTIONS | |||
| Purpose | Location | Purpose | Location | 
| Temperature sensor connector | C1 | Floppy drive interface | CN2 | 
| IDE interface LED | C2 | Temperature LED | CN3 | 
| Speaker | C3 | Serial port 2 | CN4 | 
| Keyboard connector | C4 | Serial port 1 | CN5 | 
| CompactFlash connector | C5 | Parallel port | CN6 | 
| CompactFlash connector | C6 | Cache slot | SL1 | 
| IDE interface | CN1 | ||
| USER CONFIGURABLE SETTINGS | |||
| Function | Label | Position | |
| » | Factory configured - do not alter | J1 | Unidentified | 
| » | Factory configured - do not alter | J2 | Unidentified | 
| » | Monitor type select color | SW1/1 | On | 
| Monitor type select monochrome | SW1/1 | Off | |
| » | Flash BIOS enabled; auxiliary ROM disabled | SW1/2 | Off | 
| Flash BIOS disabled; auxiliary ROM enabled | SW1/2 | On | |
| » | CMOS memory normal operation | SW1/3 | Off | 
| CMOS memory clear | SW1/3 | On | |
| » | Factory configured - do not alter | SW1/4 | Off | 
| SIMM CONFIGURATION | |
| Size | Bank 2 | 
| 8MB | (2) 1M x 36 | 
| 16MB | (2) 2M x 36 | 
| 32MB | (2) 4M x 36 | 
| 64MB | (2) 8M x 36 | 
| 128MB | (2) 16M x 36 | 
| Note: Board accepts EDO memory. | |
| CACHE CONFIGURATION | |
| Size | SL1 | 
| 256KB | 256KB module installed | 
| 512KB | 512KB module installed | 
| CPU SPEED SELECTION | |||
| CPU speed | Clock speed | Multiplier | JP8 | 
| 166MHz | 66MHz | 2.5x | 2 & 4, 5 & 7, 6 & 8 | 
| 200MHz | 66MHz | 3x | 2 & 4, 5 & 7, 8 & 10 | 
| 233MHz | 66MHz | 3.5x | 2 & 4, 7 & 9, 8 & 10 | 
| Note: Pins designated should be in the closed position. | |||
| DIGITAL THERMOMETER ON COM2 SELECTION | |||
| Setting | JP2 | JP6 | |
| » | Disabled | Pins 1 & 2 closed | Pins 1 & 2 closed | 
| Enabled | Pins 2 & 3 closed | Pins 2 & 3 closed | |
| SERIAL PORT 2 SELECTION | |||||
| Setting | JP1 | JP3 | JP4 | JP5 | |
| » | RS-232 | Open | Closed | Open | Open | 
| RS-422 | Closed | Open | Closed | Closed | |