Write Long Sector; Seek To Cylinder - Husky MP2500 Manual

Description

Write long sector

Entry
Exit
Description

Seek to cylinder

Entry
Exit
Description
212
Reads the number of sectors specified by AL from the
location specified by CX, using the head specified by
DH and the drive specified by DL. The data is written to
the location specified by ES:BX. This function also
reads the ECC or CRC associated with these sectors.
AH=0BH
AL=number of sectors
CH=LSB of cylinder no.
CL bits 0..5=sector no.
CL bits 6..7=MSB of cylinder no.
DH=head no.
DL=80H (drive 0) or 81H (drive 1)
ES:BX=disk transfer address
CF=error flag
AH=status
Writes the number of sectors specified by AL to the
location specified by CX, using the head specified by
DH and the drive specified by DL. The data is read
from the location specified by ES:BX. This function
also writes the ECC or CRC associated with these
sectors.
AH=0CH
CH=LSB of cylinder no.
CL bits 0..5=sector no.
CL bits 6..7=MSB of cylinder no.
DH=head no.
DL=80H (drive 0) or 81H (drive 1)
CF=error flag
AH=status
Positions the disk head specified by DH over the
cylinder specified by CX, on the drive specified by DL.
H MP2500 System Developer's Guide
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