Interrupt List - Release 61 (16jul00)
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MEM 0040h:0004h
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RBIL61 - MEM 0040h:0004h
MEM 0040h:0000h - BASE I/O ADDRESS OF FIRST SERIAL I/O
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx160645}
MEM 0040h:0002h - BASE I/O ADDRESS OF SECOND SERIAL I/O
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx160669}
MEM 0040h:0004h - BASE I/O ADDRESS OF THIRD SERIAL I/O
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx160679}
MEM 0040h:0006h - BASE I/O ADDRESS OF FOURTH SERIAL I/O
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx160717}
MEM 0040h:000Ch - BASE I/O ADDRESS OF THIRD PARALLEL I/O
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx160785}
MEM 0040h:007Eh - SERIAL DEVICE 3 TIMEOUT COUNTER
{#idx161819}