Int 21/AH=15h

DOS 1+ - SEQUENTIAL WRITE TO FCB FILE

AH = 15h
DS:DX -> opened FCB (see #01345)
Disk Tranfer Area contains record to be written

Return:
AL = status
00h successful
01h disk full
02h segment wrap in DTA

Notes: Writes a record of the size specified in the FCB beginning at the current file position, then updates the current block and current record fields in the FCB. If less than a full sector is written, the data is placed in a DOS buffer to be written out at a later time. Not supported by MS Windows 3.0 DOSX.EXE DOS extender

See Also: AH=0Fh - AH=14h - AH=1Ah - AH=40h - Category: DOS Kernel - Int 21h - D

Interrups Categories Contents

Shopping
Forum
EMail
Index
Home