INT 10 - TSRUNIT v1.10 - INSTALLATION CHECK (AX=DAADh/CX=0000h)
INT 14 - I1541 - INSTALLATION CHECK (AX=4000h)
INT 14 - I1541 - TEST IF 1541 CABLE CONNECTED (AX=4001h)
INT 14 - I1541 - SELECT LPTAbbreviation for Line PrinTer. PORTIBM PC Portable (uses same BIOS as XT) FOR OUTPUT (AX=4002h)
INT 14 - I1541 - RESET ALL DEVICES (AX=4003h)
INT 14 - I1541 - SEND LISTEN SIGNAL (AX=4004h)
INT 14 - I1541 - SEND SECONDARY ADDRESS FOR LISTEN (AX=4005h)
INT 14 - I1541 - SEND UNLISTEN SIGNAL (AX=4006h)
INT 14 - I1541 - SEND TALK SIGNAL (AX=4007h)
INT 14 - I1541 - SEND SECONDARY ADDRESS FOR TALK (AX=4008h)
INT 14 - I1541 - SEND UNTALK SIGNAL (AX=4009h)
INT 14 - I1541 - SEND A BYTE TO A DEVICE (AX=400Ah)
INT 14 - I1541 - RECEIVE A BYTE FROM A DEVICE (AX=400Bh)
INT 14 - I1541 - WAIT (AX=400Ch)
INT 14 - I1541 - LONGWAIT (AX=400Dh)
INT 14 - I1541 - GET INFO (AX=400Eh)
INT 15 - Microsoft TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. Specification
INT 16 - TSRBONES - INSTALLATION CHECK (AX=5453h/BX=5242h/CX=4F4Eh/DX=4553h)
INT 16 - TurboPower TSRs - ALTERNATE INSTALLATION CHECK (AX=E0E0h)
INT 16 - TurboPower TSRs - INSTALLATION CHECK (AX=F0F0h)
INT 2D - ALTERNATE MULTIPLEX INTERRUPT SPECIFICATION (AMISAlternate Multiplex Interrupt Specification) [v3.6]
INT 2D - AMISAlternate Multiplex Interrupt Specification v3.0+ - INSTALLATION CHECK (AL=00h)
INT 2D - AMISAlternate Multiplex Interrupt Specification v3.0+ - GET PRIVATE ENTRY POINT (AL=01h)
INT 2D - AMISAlternate Multiplex Interrupt Specification v3.0+ - UNINSTALL (AL=02h)
INT 2D - AMISAlternate Multiplex Interrupt Specification v3.0+ - REQUEST POP-UP (AL=03h)
INT 2D - AMISAlternate Multiplex Interrupt Specification v3.0+ - DETERMINE CHAINED INTERRUPTS (AL=04h/BL=2Dh)
INT 2D - AMISAlternate Multiplex Interrupt Specification v3.5+ - GET HOTKEYS (AL=05h)
INT 2D - AMISAlternate Multiplex Interrupt Specification v3.6 - GET DEVICE-DRIVER INFORMATION (AL=06h)
INT 2F - BMB Compuscience Canada Utilities Interface - INSTALLATION CHECK (AL=00h/ES:DI=EBEBh)
INT 2F - Kingswood TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. INTERFACE - APPLICATION-SPECIFIC FUNCTION CALLS (AH=39h)
INT 2F - Kingswood TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. INTERFACE - COMPATIBILITY MODE (AX=3900h)
INT 2F - Kingswood TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. INTERFACE - INSTALLATION CHECK (AH=39h/BL=00h)
INT 2F - Kingswood TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. INTERFACE - REMOVAL CHECK (AH=39h/BL=01h)
INT 2F - TesSeRact RAM-RESIDENT PROGRAM INTERFACE (AX=5453h/CX=0000h)
INT 2F - CS_TSR specification - TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user. The name comes from the name of the DOS function call used to remain in memory after termination. INSTALLATION CHECK (AX=8000h)
INT 2F - CS_TSR specification - GET HANDLE (TSR-SPECIFIC INSTALLATION CHECK) (AX=8001h)
INT 2F - CS_TSR specification - GET PROCESS BLOCK BY PROCESS HANDLE (AX=8002h)
INT 2F - CS_TSR specification - CUSTOM SUBFUNCTION (AX=8003h)
INT 2F - CappaCom programs - 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. (AH=DDh/AL=00h)
INT 66 - MicroHelp Stay-Res Plus - ??? (AX=FFFBh/BX=FFFBh)
INT 66 - MicroHelp Stay-Res/Stay-Res Plus - UNINSTALL (AX=FFFEh/BX=FFFEh)
INT 66 - MicroHelp Stay-Res Plus - FIND PROGRAM NAME (AX=FFFFh/BX=FFF0h)
INT 7D - [obsoleted proposal] - ALTERNATE MULTIPLEX INTERRUPT {obsolete}