Write Sectors; Verify Sectors - Husky MP2500 Manual

Write sectors

Entry
Exit
Description

Verify sectors

Entry
Exit
208
If the operation was successful, CF=0 and AH=0. If the
operation was unsuccessful, CF=1 and AH=status
byte.
AH=03H
AL=no. of sectors
BX=offset of write data buffer
ES=segment of write data buffer
DH=head no.
DL=80H (drive 0) or 81H (drive 1)
CH=LSB of cylinder no.
CL bits 0..5=sector no.
CL bits 6..7=MSB of cylinder no.
CF=error flag
AH=status
AL=no. of sectors written
Writes the specified sector(s) from the buffer.
If the operation was successful, CF=0 and AH=0. If the
operation was unsuccessful, CF=1 and AH=status
byte.
AH=04H
AL=no. of sectors
DH=head no.
DL=80H (drive 0) or 81H (drive 1)
CH=LSB of cylinder no.
CL bits 0..5=sector no.
CL bits 6..7=MSB of cylinder no.
CF=flag
AH=status
AL=no. of sectors verified
H MP2500 System Developer's Guide
USKY