IBM.ASC compact PC hardware description

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).

SUCKDownload Nocash IBM Hardware Description
LINKLink to Ralf Brown's Interrupt List