HAYES MICROCOMPUTER PRODUCTS, INC.
ESP COMMUNICATIONS ACCELERATOR
Card Type | Communications accelerator |
Chip Set | Unidentified |
Maximum Onboard Memory | 2KB |
I/O Options | Serial port |
Hard Drives supported | None |
Floppy drives supported | None |
Data Bus | 16-bit ISA |

CONNECTIONS | |
Function | Label |
9-pin serial port | CN1 |
BASE I/O ADDRESS SELECTION | |||||
Setting | JP1 | JP2 | JP3 | JP4 | |
| » | 300h | Closed | Open | Open | Open |
140h | Open | Closed | Open | Open | |
180h | Open | Open | Closed | Open | |
280h | Open | Open | Open | Closed | |