This ascii text file gives compact information about hardware programming.
IO port descriptions:
| Keyboard Controller | Joystick Interface | EGA/VGA Controller | FDC Floppy Controller |
| Adlib Sound Card | Parallel Port | Serial Port | RTC CMOS RAM |
| Interrupt Controller | DMA Controller | Timer Chip | RTC Real Time Clock |
Keyboard scan codes table and Ascii-table.
Connection diagrams for all standard PC cables.
Circuit for digigital Joystick adapter.
80286 command list, register set, DOS stack & memory organisation
For information about interrupts (hardware, bios, dos, drivers etc.) watch out for the interrupt description by Ralf Brown (ascii file).
| Download Nocash IBM Hardware Description |
| Link to Ralf Brown's Interrupt List |
| Back |