INT 14 - COMM-DRV v14.0 - GET INT 14 INFORMATION AREA AX = FFFFh BX:SI -> DWORDDoubleword; four bytes. Commonly used to hold a 32-bit segment:offset or selector:offset address. buffer for address of information area (see #00404) (initialized to zeros) Return: BX:SI buffer filled with nonzero value if installed Program: COMM-DRV is a universal serial communications driver by Willies' Computer Software Company, which supports standard INT 14 and 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. calls as well as its own interfaces Index: installation check;COMM-DRV Format of COMM-DRV information area: Offset Size Description (Table 00404) 00h 8 BYTEs signature "COMM-DRV" 08h 2 BYTEs 00h,00h 0Ah DWORDDoubleword; four bytes. Commonly used to hold a 32-bit segment:offset or selector:offset address. -> direct address mapping table 0Eh DWORDDoubleword; four bytes. Commonly used to hold a 32-bit segment:offset or selector:offset address. previous INT 14 vector