Interrupt List - Release 61 (16jul00)
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INT 14
⇢
⇥
RBIL61 - INT 14
Bibliography
{#idx167073}
CALL F000h:E739h -
ROM
(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs.
BIOS
(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly.
INT 14 HANDLER
{#idx159318}
CALL xxxxh:xxxxh - Plug-and-Play
BIOS
(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly.
v1.0A
{#idx160338}
CMOS
(Complementary Metal-Oxide-Semiconductor) A type of integrated circuit design known for its low power consumption.
26h -
AMI
American Megatrends, Inc.
(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985.
- Second Hard Disk user defined: Number of Heads
{#idx168987}
CMOS
(Complementary Metal-Oxide-Semiconductor) A type of integrated circuit design known for its low power consumption.
27h -
AMI
American Megatrends, Inc.
(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985.
- Second Hard Disk user defined: WPC-low
{#idx169008}
INT 10 - HP Vectra EX-BIOS - INSTALLATION CHECK
{#idx5640}
INT 10 - Tinytalk Personal v1.09f+ - GET CONFIGURATION INFO
{#idx3943}
INT 10 - VIDEO - ATI
EGA
Enhanced Graphics Adapter
(Enhanced Graphics Adapter)
IBM
International Busiuness Machines
's second color video board for the
IBM
International Busiuness Machines
PC
IBM PC
family, capable of a maximum resolution of 640x350 pixels in 16 simultaneous colors of a total of 64 possible colors.
/
VGA
Video Graphics Array
(Video Graphics Array) The video adapter introduced with the
IBM
International Busiuness Machines
PS/2
IBM PS/2, any model
series of computers.
Wonder Super Switch - INSTALLATION CHECK
{#idx5223}
INT 11 - Blank-It Screen Blanker - INSTALLATION CHECK
{#idx7567}
INT 11 - BNU
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- INSTALLATION CHECK
{#idx7708}
{#idx7709}
INT 12 - KEYBUI v2.0+ - INSTALLATION CHECK
{#idx7792}
INT 14 - 3com BAPI SERIAL I/O - CONNECT TO
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx14701}
INT 14 - 3com BAPI SERIAL I/O - DISCONNECT FROM
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx14732}
{#idx14741}
INT 14 - 3com BAPI SERIAL I/O - EN/DISABLE
"ENTER COMMAND MODE"
(ECM)
CHARACTER
{#idx14954}
INT 14 - 3com BAPI SERIAL I/O - ENTER COMMAND MODE
{#idx14964}
INT 14 - 3com BAPI SERIAL I/O - GET ECM WATCH STATE
{#idx14968}
INT 14 - 3com BAPI SERIAL I/O - GET/SET CONFIGURATION INFO
{#idx14977}
INT 14 - 3com BAPI SERIAL I/O - INSTALLATION CHECK
{#idx14949}
INT 14 - 3com BAPI SERIAL I/O - READ BLOCK
{#idx14778}
{#idx14782}
INT 14 - 3com BAPI SERIAL I/O - READ CHARACTER
{#idx14758}
{#idx14761}
INT 14 - 3com BAPI SERIAL I/O - READ STATUS
{#idx14796}
{#idx14803}
INT 14 - 3com BAPI SERIAL I/O - SEND SHORT BREAK
{#idx14787}
{#idx14791}
INT 14 - 3com BAPI SERIAL I/O - WRITE BLOCK
{#idx14768}
{#idx14775}
INT 14 - 3com BAPI SERIAL I/O - WRITE CHARACTER
{#idx14748}
{#idx14753}
INT 14 - Alloy MW386 v2+ - CHANGE PHYSICAL
PORT
IBM PC Portable (uses same BIOS as XT)
PARAMETERS
{#idx13587}
{#idx13604}
{#idx13612}
{#idx13626}
INT 14 - Alloy MW386 v2+ - GET
PORT
IBM PC Portable (uses same BIOS as XT)
NUMBER FROM LOGICAL
PORT
IBM PC Portable (uses same BIOS as XT)
ID
{#idx13537}
{#idx13555}
{#idx13567}
{#idx13582}
INT 14 - Alloy MW386 v2+ - RELEASE LOGICAL COMMUNICATIONS
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx13495}
{#idx13502}
{#idx13508}
{#idx13531}
INT 14 - ARTICOM - ATTACH ASYNCHRONOUS RESOURCE
{#idx14179}
INT 14 - ARTICOM - DETACH ASYNCHRONOUS RESOURCE
{#idx14195}
INT 14 - ARTICOM - GET ASYNCHRONOUS REDIRECTOR STATUS
{#idx14108}
{#idx14126}
INT 14 - ARTICOM - GET AVAILABLE SERVER NAME
{#idx14235}
INT 14 - ARTICOM - GET INTERNAL SEND/RECEIVE VECTOR
{#idx14274}
INT 14 - ARTICOM - GET REDIRECTED
PORT
IBM PC Portable (uses same BIOS as XT)
INFORMATION
{#idx14213}
INT 14 - ARTICOM - GET RESOURCE INFORMATION
{#idx14203}
INT 14 - ARTICOM - INSTALLATION CHECK
{#idx14016}
{#idx14022}
{#idx14030}
{#idx14042}
{#idx14066}
INT 14 - ARTICOM - MODIFY FLOW CONTROL
{#idx14255}
INT 14 - ARTICOM - SET INTERNAL SEND/RECEIVE VECTOR
{#idx14263}
INT 14 - ARTICOM - SET SEND AND RECEIVE TIMEOUTS
{#idx14248}
INT 14 - ARTICOM - TRANSLATE ERROR CODE TO ERROR STRING
{#idx14143}
{#idx14162}
{#idx14166}
INT 14 - ARTICOM - UNLOAD ASYNCHRONOUS REDIRECTOR FROM MEMORY
{#idx14081}
{#idx14093}
INT 14 - ASAP v1.0 - ???
{#idx15240}
INT 14 - ASAP v1.0 - INSTALLATION CHECK
{#idx15246}
INT 14 - BWCOM14 - INITIALIZE
{
undocumented
Information about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.
}
{#idx13834}
{#idx13842}
INT 14 - BWCOM14 - INSTALLATION CHECK
{
undocumented
Information about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.
}
{#idx13819}
INT 14 - BWCOM14 - SHUTDOWN
{
undocumented
Information about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.
}
{#idx13845}
INT 14 - COMM-DRV v14.0 - GET HIGHEST ALLOWED
PORT
IBM PC Portable (uses same BIOS as XT)
NUMBER
{#idx15323}
INT 14 - COMM-DRV v14.0 - GET INT 14 FLAGS
{#idx15333}
{#idx15336}
{#idx15337}
INT 14 - COMM-DRV v14.0 - GET INT 14 INFORMATION AREA
{#idx15356}
{#idx15361}
{#idx15373}
INT 14 - COMM-DRV v14.0 - READ PACKET NONDESTRUCTIVELY
{#idx14680}
{#idx14688}
INT 14 - COMM-DRV v14.0 - RESTORE INT 14 VECTOR TO ORIGINAL
{#idx15348}
INT 14 - COMM-DRV v14.0 - SET BAUD RATE DIVISOR
{#idx15309}
{#idx15316}
INT 14 - COMM-DRV v14.0 - SET INT 14 FLAGS
{#idx15342}
INT 14 - COMM-DRV v14.0 - SET USER INTERRUPT ROUTINE
{#idx14648}
INT 14 - COMMUNICATIONS
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
{#idx14003}
{#idx14008}
INT 14 - ComShare - INSTALLATION CHECK
{#idx13703}
{#idx13714}
INT 14 - Connection Manager - ???
{
undocumented
Information about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.
}
{#idx13853}
INT 14 - Connection Manager - CLOSE COMMUNICATION
{#idx12307}
INT 14 - Connection Manager - INSTALLATION CHECK
{#idx13867}
INT 14 - Connection Manager - MODIFY ACTIVE CONNECTION PARAMETERS
{#idx12611}
INT 14 - Connection Manager - MODIFY DEFAULT CONNECTION PARAMETERS
{#idx11720}
INT 14 - Connection Manager - OPEN COMMUNICATION
{#idx11964}
INT 14 - Connection Manager - PREPARE FOR INBOUND CONNECTION
{#idx12642}
INT 14 - Connection Manager - QUERY SERVICE NAMES
{#idx12873}
INT 14 - Connection Manager - RECEIVE CHARACTER
{#idx11801}
INT 14 - Connection Manager - RECEIVE CHARACTER BLOCK
{#idx12429}
INT 14 - Connection Manager - RETURN ACTIVE CONNECTION PARAMETERS
{#idx12826}
INT 14 - Connection Manager - RETURN COMMUNICATION
PORT
IBM PC Portable (uses same BIOS as XT)
STATUS
{#idx11843}
INT 14 - Connection Manager - RETURN DEFAULT CONNECTION PARAMETERS
{#idx12497}
INT 14 - Connection Manager - SEND BREAK
{#idx12563}
INT 14 - Connection Manager - SEND CHARACTER
{#idx11764}
INT 14 - Connection Manager - SEND CHARACTER BLOCK
{#idx12369}
INT 14 - Connection Manager - SET HARDWARE FLOW STATE
{#idx12774}
INT 14 - Connection Manager - TERMINATE CONNECTION CLIENT ACTIVITY
{#idx12710}
INT 14 - Connection Manager - TEST FOR INBOUND CONNECTION REQUEST
{#idx12669}
INT 14 - COURIERS.COM - ABORT OUTPUT
{#idx14603}
{#idx14606}
{#idx14613}
INT 14 - COURIERS.COM - CHECK IF
PORT
IBM PC Portable (uses same BIOS as XT)
BUSY
{#idx14281}
{#idx14293}
{#idx14303}
INT 14 - COURIERS.COM - CONFIGURE
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx14484}
{#idx14502}
INT 14 - COURIERS.COM - DECONFIGURE
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx14666}
{#idx14673}
INT 14 - COURIERS.COM - FLUSH PENDING INPUT
{#idx14554}
{#idx14557}
INT 14 - COURIERS.COM - OUTPUT STATUS
{#idx14587}
{#idx14592}
INT 14 - COURIERS.COM - READ CHARACTER
{#idx14536}
{#idx14543}
INT 14 - COURIERS.COM - SEND BREAK
{#idx14634}
{#idx14638}
INT 14 - COURIERS.COM - SEND SINGLE CHARACTER
{#idx14621}
{#idx14625}
INT 14 - COURIERS.COM - SET SPEED
{#idx14655}
{#idx14661}
INT 14 - COURIERS.COM - START INPUT
{#idx14518}
{#idx14529}
INT 14 - COURIERS.COM - START OUTPUT
{#idx14570}
{#idx14575}
INT 14 - Digiboard - CCB COMMAND - BUFFER SET ALL
{#idx13172}
INT 14 - Digiboard - CCB COMMAND -
IRQ
(Interrupt ReQuest) A hardware line connected to the interrupt controller chip which signals that a CPU interrupt should be generated.
POLLING TIMER TO HOST
{#idx13161}
INT 14 - Digiboard - CCB COMMAND - SET BAUD/DATABITS/STOPBITS/PARITY
{#idx13102}
INT 14 - Digiboard - CCB COMMAND - SET BREAK COUNT
{#idx13123}
INT 14 - Digiboard - CCB COMMAND - SET HANDSHAKE
{#idx13132}
INT 14 - Digiboard - CCB COMMAND - SET INTERRUPT TO HOST MASK
{#idx13091}
INT 14 - Digiboard - CCB COMMAND - SET MODEM LINES
{#idx13111}
INT 14 - Digiboard - CCB COMMAND - SET TRANSMIT MID-WATER MARK
{#idx13151}
INT 14 - Digiboard - CCB COMMAND - SET XON/XOFF CHARACTERS
{#idx13142}
INT 14 - Digiboard - CCB COMMAND - SPECIAL CHARACTER INTERRUPT
{#idx13180}
INT 14 - DimVGA v2.0+ - CHECK WHETHER ENABLED
{#idx14886}
INT 14 - DimVGA v2.0+ - DIM SCREEN 'MANUALLY'
{#idx14876}
INT 14 - DimVGA v2.0+ - DISABLE
{#idx14870}
INT 14 - DimVGA v2.0+ - ENABLE
{#idx14873}
INT 14 - DimVGA v2.0+ - GET DIMMING FACTOR
{#idx14867}
INT 14 - DimVGA v2.0+ - GET TIME-OUT PERIOD
{#idx14861}
INT 14 - DimVGA v2.0+ - INSTALLATION CHECK
{#idx14831}
INT 14 - DimVGA v2.0+ - SET DIMMING FACTOR
{#idx14857}
INT 14 - DimVGA v2.0+ - SET TIME-OUT
(DIMMING/BLANKING)
PERIOD
{#idx14846}
INT 14 - DimVGA v2.0+ - UNDIM SCREEN 'MANUALLY'
{#idx14879}
INT 14 - DimVGA v2.1+ - GET HOTKEY
{#idx14897}
INT 14 - DimVGA v2.1+ - SET HOTKEY
{#idx14890}
INT 14 - DimVGA v3.0+ - GET MOUSE CHECK STATUS
{#idx14916}
INT 14 - DimVGA v3.0+ - SET MOUSE CHECK STATUS
{#idx14902}
INT 14 - DimVGA v3.4 - GET MOUSE CHECK STATUS
{#idx14934}
INT 14 - DimVGA v3.4 - SET LOCKING STATUS
{#idx14924}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- BREAK BEGIN OR END
{#idx13269}
{#idx13273}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- ENABLE OR DISABLE WATCHDOG PROCESSING
{#idx12980}
{#idx12987}
{#idx13001}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- ENABLE/DISABLE FLOW CONTROL
{#idx12787}
{#idx12804}
{#idx12814}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- EXTENDED ^C/^K CHECKING AND TRANSMIT ON/OFF
{#idx12838}
{#idx12848}
{#idx12860}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- FLUSH OUTPUT BUFFER WAITING TILL ALL OUTPUT IS DONE
{#idx12444}
{#idx12447}
{#idx12464}
{#idx12479}
{#idx12486}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- INSERT/DELETE FUNCTION FROM TIMER TICK CHAIN
{#idx13033}
{#idx13038}
{#idx13046}
{#idx13053}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- INSTALL AN EXTERNAL APPLICATION FUNCTION
{#idx13989}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- KEYBOARD READ WITH WAIT
{#idx12749}
{#idx12755}
{#idx12766}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- KEYBOARD READ WITHOUT WAIT
{#idx12683}
{#idx12689}
{#idx12700}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- NON-DESTRUCTIVE READ AHEAD
{#idx12655}
{#idx12660}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- PURGE INPUT BUFFER THROWING AWAY ALL PENDING INPUT
{#idx12574}
{#idx12577}
{#idx12589}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- PURGE OUTPUT BUFFER THROWING AWAY ALL PENDING OUTPUT
{#idx12510}
{#idx12512}
{#idx12527}
{#idx12541}
{#idx12553}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- RAISE/LOWER DTR
{#idx12313}
{#idx12316}
{#idx12329}
{#idx12336}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- READ BLOCK
{#idx13212}
{#idx13217}
{#idx13232}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- READ CURRENT CURSOR LOCATION
{#idx12934}
{#idx12939}
{#idx12950}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- REBOOT SYSTEM
{#idx13190}
{#idx13201}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- REMOVE AN EXTERNAL APPLICATION FUNCTION
{#idx13999}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- RETURN INFORMATION ABOUT THE DRIVER
{#idx13283}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- RETURN TIMER TICK PARAMETERS
{#idx12380}
{#idx12386}
{#idx12400}
{#idx12405}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- SET CURRENT CURSOR LOCATION
{#idx12900}
{#idx12905}
{#idx12919}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- SINGLE CHARACTER ANSI WRITE TO SCREEN
{#idx12964}
{#idx12967}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- TRANSMIT NO WAIT
{#idx12621}
{#idx12625}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- WRITE BLOCK
{#idx13241}
{#idx13247}
{#idx13261}
INT 14 -
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- WRITE CHARACTER TO SCREEN USING
BIOS
(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly.
SUPPORT ROUTINES
{#idx13005}
{#idx13009}
{#idx13025}
INT 14 - HP Vectra EX-BIOS -
"F14_EXINIT"
- INITIALIZE SERIAL
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx13893}
INT 14 - HP Vectra EX-BIOS -
"F14_GET_BUFFER"
- READ DATA INTO BUFFER
{#idx13938}
INT 14 - HP Vectra EX-BIOS -
"F14_INQUIRE"
- INSTALLATION CHECK
{#idx13874}
{#idx13887}
INT 14 - HP Vectra EX-BIOS -
"F14_PUT_BUFFER"
- TRANSMIT BUFFER
{#idx13917}
INT 14 - HP Vectra EX-BIOS -
"F14_TRM_BUFFER"
- READ UNTIL TERMINATOR
{#idx13959}
INT 14 - HUNTER 16 - CONTROL RI POWER UP
{#idx13654}
INT 14 - HUNTER 16 - EXTENDED PROTOCOL MENU
{#idx13682}
INT 14 - HUNTER 16 - GET DTR
{#idx13692}
INT 14 - HUNTER 16 - GET EXTENDED PROTOCOL PARAMETERS
{#idx13687}
INT 14 - HUNTER 16 - GET PROTOCOL HANDLE
{#idx13677}
INT 14 - HUNTER 16 - GET PROTOCOL NAME
{#idx13671}
INT 14 - HUNTER 16 - SET DTR
{#idx13697}
INT 14 - I1541 - GET INFO
{#idx13813}
INT 14 - I1541 - INSTALLATION CHECK
{#idx13724}
INT 14 - I1541 - LONGWAIT
{#idx13809}
INT 14 - I1541 - RECEIVE A BYTE FROM A DEVICE
{#idx13798}
INT 14 - I1541 - RESET ALL DEVICES
{#idx13745}
INT 14 - I1541 - SELECT
LPT
Abbreviation for Line PrinTer.
PORT
IBM PC Portable (uses same BIOS as XT)
FOR OUTPUT
{#idx13738}
INT 14 - I1541 - SEND A BYTE TO A DEVICE
{#idx13792}
INT 14 - I1541 - SEND LISTEN SIGNAL
{#idx13751}
INT 14 - I1541 - SEND SECONDARY ADDRESS FOR LISTEN
{#idx13759}
INT 14 - I1541 - SEND SECONDARY ADDRESS FOR TALK
{#idx13781}
INT 14 - I1541 - SEND TALK SIGNAL
{#idx13776}
INT 14 - I1541 - SEND UNLISTEN SIGNAL
{#idx13771}
INT 14 - I1541 - SEND UNTALK SIGNAL
{#idx13787}
INT 14 - I1541 - TEST IF 1541 CABLE CONNECTED
{#idx13730}
INT 14 - I1541 - WAIT
{#idx13807}
INT 14 -
IBM
International Busiuness Machines
International Busiuness Machines) A hardware, software and other service technology company founded in 1911.
SurePath
BIOS
(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly.
- Officially
"Private"
Function
{#idx14939}
{#idx14941}
{#idx14943}
INT 14 -
IBM
International Busiuness Machines
International Busiuness Machines) A hardware, software and other service technology company founded in 1911.
/Yale EBIOS SERIAL I/O - INSTALLATION CHECK
{#idx15250}
INT 14 -
IBM
International Busiuness Machines
International Busiuness Machines) A hardware, software and other service technology company founded in 1911.
/Yale EBIOS SERIAL I/O - READ CHARACTER, NO WAIT
{#idx15279}
INT 14 -
IBM
International Busiuness Machines
International Busiuness Machines) A hardware, software and other service technology company founded in 1911.
/Yale EBIOS SERIAL I/O - READ STATUS
{#idx15286}
INT 14 -
IBM
International Busiuness Machines
International Busiuness Machines) A hardware, software and other service technology company founded in 1911.
/Yale EBIOS SERIAL I/O - REGAIN CONTROL
{#idx15258}
INT 14 -
IBM
International Busiuness Machines
International Busiuness Machines) A hardware, software and other service technology company founded in 1911.
/Yale EBIOS SERIAL I/O - SEND BREAK
{#idx15263}
INT 14 -
IBM
International Busiuness Machines
International Busiuness Machines) A hardware, software and other service technology company founded in 1911.
/Yale EBIOS SERIAL I/O - SET OUTGOING MODEM SIGNALS
{#idx15268}
INT 14 -
IBM
International Busiuness Machines
International Busiuness Machines) A hardware, software and other service technology company founded in 1911.
/Yale EBIOS SERIAL I/O - SET RECEIVE BUFFER
{#idx15301}
INT 14 -
IBM
International Busiuness Machines
International Busiuness Machines) A hardware, software and other service technology company founded in 1911.
/Yale EBIOS SERIAL I/O - SET SEND BUFFER
{#idx15297}
INT 14 - Interconnections Inc. TES - INSTALLATION CHECK/STATUS REPORT
{#idx14722}
INT 14 - Interconnections Inc. TES - SEND STRING TO COMMAND INTERPRETER
{#idx14807}
INT 14 - KEYBOARD
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
{#idx14480}
INT 14 - MBBIOS - GET AVAILABLE BYTES
{#idx12727}
INT 14 - MBBIOS - LOWER ALL MODEM CONTROL SIGNALS
{#idx12736}
INT 14 - MBBIOS - RAISE ALL MODEM CONTROL SIGNALS
{#idx12741}
INT 14 - MBBIOS - SET HANDSHAKE BYTE
{#idx12745}
INT 14 - Microsoft Systems Journal TSRCOMM INT14 - CLEAR THE RECEIVE BUFFER
{#idx12067}
INT 14 - Microsoft Systems Journal TSRCOMM INT14 - CLEAR THE TRANSMIT BUFFER
{#idx12082}
INT 14 - Microsoft Systems Journal TSRCOMM INT14 - EXTENDED INITIALIZE
{#idx12054}
INT 14 - Microsoft Systems Journal TSRCOMM INT14 - GET RECEIVE BUFFER COUNT
{#idx12074}
INT 14 - Microsoft Systems Journal TSRCOMM INT14 - GET TRANSMIT BUFFER COUNT
{#idx12090}
INT 14 - Microsoft Systems Journal TSRCOMM INT14 - INITIALIZE MODE
{#idx12047}
INT 14 - Microsoft Systems Journal TSRCOMM INT14 - INSTALLATION CHECK
{#idx12040}
INT 14 - Microsoft Systems Journal TSRCOMM INT14 - SET TIMEOUT
{#idx12059}
INT 14 - Microsoft Systems Journal TSRCOMM INT14 - UNINSTALL
{#idx12097}
INT 14 - MultiDOS Plus - CLEAR BUFFERS
{#idx13631}
{#idx13643}
INT 14 - MultiDOS Plus - GET BUFFER CHARACTER COUNT
{#idx13659}
{#idx13666}
INT 14 - MX5 Extended
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- GET MNP STATUS BLOCK
{#idx15011}
INT 14 - MX5 Extended
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- GET/SET MNP ANSWER/ORIGINATE MODE
{#idx15034}
INT 14 - MX5 Extended
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- GET/SET MNP CONNECT SOUND LEVEL
{#idx15044}
INT 14 - MX5 Extended
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- GET/SET MNP LEVEL
{#idx15027}
INT 14 - MX5 Extended
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- GET/SET MNP WAIT TICKS
{#idx15038}
INT 14 - MX5 Extended
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- INSTALLATION CHECK
{#idx15059}
INT 14 - MX5 Extended
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- UNINSTALL
{#idx15055}
INT 14 - MX5 Extended
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- WAIT SPECIFIED NUMBER OF TICKS
{#idx15064}
INT 14 - NEWCOM - INSTALLATION CHECK
{#idx13980}
INT 14 - Novell TelAPI v4.01 - CONNECTION CONTROL???
{#idx14821}
INT 14 - Novell TelAPI v4.01 - CONNECTION INFORMATION???
{#idx14813}
INT 14 - PhysTechSoft PTS ROM-DOS - GET PACKET
{#idx12359}
INT 14 - PhysTechSoft PTS ROM-DOS - SET PACKET
{#idx12192}
{#idx12298}
INT 14 - SERIAL - Digiboard DigiCHANNEL
PC
IBM PC
/X* Extender INT 14
(XAPCM232.SYS)
{#idx11604}
{#idx11609}
INT 14 - SERIAL - EXTENDED COMMUNICATION
PORT
IBM PC Portable (uses same BIOS as XT)
CONTROL
(CONVERTIBLE,
PS
IBM PS/2, any model
)
{#idx12103}
{#idx12136}
{#idx12139}
{#idx12155}
{#idx12167}
{#idx12171}
INT 14 - SERIAL - EXTENDED INITIALIZE
(CONVERTIBLE,
PS
IBM PS/2, any model
)
{#idx11863}
{#idx11893}
{#idx11912}
{#idx11928}
{#idx11943}
{#idx11957}
INT 14 - SERIAL - GET
PORT
IBM PC Portable (uses same BIOS as XT)
STATUS
{#idx11811}
INT 14 - SERIAL - INITIALIZE
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx11617}
{#idx11664}
{#idx11677}
{#idx11702}
INT 14 - SERIAL - READ CHARACTER FROM
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx11771}
{#idx11793}
INT 14 - SERIAL - WRITE CHARACTER TO
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx11737}
INT 14 - SYSTEM
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
{#idx14515}
INT 14 - TelAPI -
"telattach"
- ATTACH COM
PORT
IBM PC Portable (uses same BIOS as XT)
TO/FROM TELNET SESSION
{#idx15155}
INT 14 - TelAPI -
"telcheck"
- INSTALLATION CHECK
{#idx15291}
INT 14 - TelAPI -
"telclose"
- TERMINATE TELNET CONNECTION
{#idx15068}
INT 14 - TelAPI -
"telioctl"
- CONNECTION CONTROL
{#idx15102}
INT 14 - TelAPI -
"tellist"
- GET TELNET SESSION LIST
{#idx15152}
INT 14 - TelAPI -
"telname"
- GET AVAILABLE/INUSE STATUS FOR ALL SESSIONS
{#idx15197}
INT 14 - TelAPI -
"telnblkopen"
- CREATE TELNET CONNECTION
(NON-BLOCKING)
{#idx15209}
INT 14 - TelAPI -
"telopen"
- CREATE TELNET CONNECTION
(BLOCKING)
{#idx14985}
INT 14 - TelAPI -
"telpoll"
- POLL TELNET SESSION FOR CONNECTION COMPLETION
{#idx15231}
INT 14 - TelAPI -
"telportosn"
- GET SESSION NUMBER FOR COM
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx15168}
INT 14 - TelAPI -
"telread"
- BUFFERED READ
{#idx15077}
INT 14 - TelAPI -
"telreset"
- RESET ALL CONNECTIONS
{#idx15132}
INT 14 - TelAPI -
"telstatus"
- GET TELNET CONNECTION STATUS INFORMATION
{#idx15177}
INT 14 - TelAPI -
"telunload"
- UNINSTALL
{#idx15141}
INT 14 - TelAPI -
"telwrite"
- BUFFERED WRITE
{#idx15091}
INT 14 - TelAPI - READ BLOCK
{#idx12414}
INT 14 - TelAPI - WRITE BLOCK
{#idx12349}
INT 14 - VIDEO
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- CLOSE VFOSSIL
{#idx14468}
INT 14 - VIDEO
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- OPEN VFOSSIL
{#idx14321}
INT 14 - VIDEO
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- RETURN VFOSSIL INFORMATION
{#idx14315}
INT 14 - VIDEO
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- UNINSTALL
{#idx14476}
INT 14 - X00
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- ACTIVATE
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx13294}
INT 14 - X00
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- DEACTIVATE
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx13307}
INT 14 - X00
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- DESTRUCTIVE READ WITH NO WAIT
{#idx13391}
{#idx13399}
{#idx13412}
{#idx13424}
{#idx13432}
INT 14 - X00
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- EXTENDED LINE CONTROL INITIALIZATION
{#idx13321}
{#idx13339}
INT 14 - X00
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- EXTENDED SERIAL
PORT
IBM PC Portable (uses same BIOS as XT)
STATUS/CONTROL
{#idx13354}
INT 14 - X00
FOSSIL
(Fido/Opus/Seadog Standard Interface Layer) A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use.
- STUFF RECEIVE BUFFER
{#idx13436}
{#idx13446}
{#idx13453}
{#idx13460}
{#idx13480}
INT 15 - HUNTER 16 - GET/SET POWER SAVE ENTRY FLAG
{#idx21061}
INT 15 - OS HOOK -
ROM
(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs.
BIOS
(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly.
TRACING CALLOUT
(
PS30
IBM PS/2 Model 30 and below
/286,PS50Z,PS95)
{
undocumented
Information about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.
, callout or callback}
{#idx22868}
INT 15 - PhysTechSoft PTS ROM-DOS - READ SETUP INFORMATION FROM FLASH-DISK
{#idx25064}
{#idx25066}
INT 15 - PhysTechSoft PTS ROM-DOS - REMOVE BREAKPOINT
{#idx25096}
{#idx25098}
INT 15 - PhysTechSoft PTS ROM-DOS - SET BREAKPOINT
{#idx25084}
{#idx25086}
INT 15 - PhysTechSoft PTS ROM-DOS - SET DIAGNOSTIC DOS ERROR FLAG
{#idx25005}
{#idx25007}
INT 15 - PhysTechSoft PTS ROM-DOS - WRITE DIAGNOSTIC CONTROL POINT CODE
{#idx24977}
{#idx24979}
INT 15 - PhysTechSoft PTS ROM-DOS - WRITE IMAGE OF
BIOS
(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly.
TO FLASH-MEMORY
{#idx25054}
{#idx25056}
INT 15 - VMiX -
"sys_sysreq"
- SYSTEM CONFIGURATION MANAGER
{#idx15892}
{#idx15906}
INT 16 -
AMI
American Megatrends, Inc.
(American Megatrends, Inc.) A hardware, software and firmware company founded in 1985.
BIOS
(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly.
- BIOS-FLASH Interface - GENERATE
CPU
(Central Processing Unit) The microprocessor which executes programs on your computer.
RESET
{#idx26977}
INT 16 - HP Vectra EX-BIOS -
"F16_INQUIRE"
- Extended
BIOS
(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly.
INSTALLATION CHECK
{#idx26030}
INT 17 - Alloy MW386 - GET PHYSICAL DEVICE NUMBER FROM NAME
{#idx29389}
INT 17 - Alloy NTNX - SET SERIAL
PORT
IBM PC Portable (uses same BIOS as XT)
PARAMETERS
{#idx29475}
INT 17 - HP Vectra - EXTENDED
BIOS
(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly.
-
"F17_INQUIRE"
- INSTALLATION CHECK
{#idx29259}
{#idx29261}
INT 17 - HP Vectra - EXTENDED
BIOS
(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly.
-
"F17_PUT_BUFFER"
- PRINT BUFFER
{#idx29275}
INT 19 - SYSTEM - BOOTSTRAP LOADER
{#idx30162}
INT 21 - DOS 1+ - READ CHARACTER FROM STDAUX
{#idx41590}
INT 21 - DOS 1+ - WRITE CHARACTER TO STDAUX
{#idx41605}
INT 21 -
PC
IBM PC
/
TCP
(Transmission Control Protocol) A higher level (session layer) of the TCP/IP protocol suite. See also IP, TCP/IP.
IPCUST.SYS - READ CONFIGURATION DATA
{#idx45356}
INT 21 - TAME v2.10+ - INSTALLATION CHECK
{#idx43744}
{#idx43753}
{#idx43774}
{#idx43798}
{#idx43808}
{#idx43831}
{#idx43842}
INT 21 - WDTSR.COM - INSTALLATION CHECK
{#idx43956}
INT 2D - Burnout Plus v3.00 - GET STATE/CONTROL INFORMATION
{#idx74258}
INT 2F - 4DOS.COM v2.1+ -
API
(Application Program[ming] Interface) The defined set of calls which a program may make to interact with or request services of the operating system or environment under which it is running. Because the inputs and outputs of the calls are well-defined, a program using the API can continue using the identical calls even if the internal organization of the program providing the API changes.
{#idx93673}
INT 2F - AutoBraille v1.1A - INSTALLATION CHECK
{
undocumented
Information about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.
}
{#idx95541}
INT 2F - Blank - INSTALLATION CHECK
{#idx94946}
INT 2F - Explosiv v2.00+ - INSTALLATION CHECK
{#idx91808}
INT 2F - InnerMission v1.7+ - INSTALLATION CHECK
{#idx88967}
INT 2F - MS Windows - REBOOT - GET
API
(Application Program[ming] Interface) The defined set of calls which a program may make to interact with or request services of the operating system or environment under which it is running. Because the inputs and outputs of the calls are well-defined, a program using the API can continue using the identical calls even if the internal organization of the program providing the API changes.
ENTRY POINT
{protected mode}
{#idx80325}
INT 2F - Quarterdeck TELTSR.COM - INSTALLATION CHECK
{
undocumented
Information about a product which is not publicly available from the manufacturer, and must be determined by reverse-engineering (disassembly, trial-and-error, etc.). Undocumented information tends to change -- often dramatically -- between successive revisions of a product, since the manufacturer has no obligation to maintain compatibility in behavior which is not explicitly stated.
}
{#idx94699}
{#idx94703}
INT 2F - SCRNSAV2.COM - INSTALLATION CHECK
{#idx86161}
INT 2F - VGAsave v1.93 - INSTALLATION CHECK
{#idx91137}
{#idx91156}
INT 33 - Hewlett Packard - HP MOUSE DRIVER INSTALLATION CHECK
{#idx99818}
INT 53 - Tandy 2000 - SERIAL COMMUNICATIONS
{#idx102835}
{#idx102839}
{#idx102841}
{#idx102842}
{#idx102843}
{#idx102844}
INT 60 - HP 95LX System Manager -
"M_REBOOT"
{partially documented}
{#idx105288}
INT 61 - Atari Portfolio - GET SERIAL
PORT
IBM PC Portable (uses same BIOS as XT)
PARAMETERS
{#idx109735}
INT 6B - Novell NASI/NACS, Ungermann-Bass Net One SERIAL I/O - BUFFERED READ
{#idx119074}
{#idx119075}
{#idx119076}
INT 6B - Novell NASI/NACS, Ungermann-Bass Net One SERIAL I/O - BUFFERED WRITE
{#idx119063}
{#idx119064}
INT 6B - TelAPI - CHECK FOR BREAK SIGNAL
{#idx119116}
INT D4 - PC-MOS/386 v5.01 - GET
PORT
IBM PC Portable (uses same BIOS as XT)
AND BAUDRATE INFORMATION
{#idx129131}
INT D4 - PC-MOS/386 v5.01 - SET/CLEAR
IRQ
(Interrupt ReQuest) A hardware line connected to the interrupt controller chip which signals that a CPU interrupt should be generated.
RESERVATION
{#idx129040}
MEM 0040h:0000h - BASE I/O ADDRESS OF FIRST SERIAL I/O
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx160879}
MEM 0040h:0002h - BASE I/O ADDRESS OF SECOND SERIAL I/O
PORT
IBM PC Portable (uses same BIOS as XT)
{#idx160903}
MEM 0040h:007Ch - SERIAL DEVICE 1 TIMEOUT COUNTER
{#idx162037}
MEM 0040h:007Dh - SERIAL DEVICE 2 TIMEOUT COUNTER
{#idx162045}
MEM 0040h:007Eh - SERIAL DEVICE 3 TIMEOUT COUNTER
{#idx162053}
MEM 0040h:007Fh - SERIAL DEVICE 4 TIMEOUT COUNTER
{#idx162061}
PORT
IBM PC Portable (uses same BIOS as XT)
0050-0052 - Olivetti M24 - 8530 SIO CHIP
{#idx139337}
PORT
IBM PC Portable (uses same BIOS as XT)
0065-0066 - Olivetti M24
{#idx140312}
PORT
IBM PC Portable (uses same BIOS as XT)
03F8-03FF - Serial port
(8250,8250A,8251,16450,16550,16550A,etc.)
COM1
{#idx151884}