Fujitsu MPE3XXXAE Product Manual page 125

(30) READ NATIVE MAX ADDRESS (F8)
This command posts the maximum address intrinsic to the device, which can be set by the
SET MAX ADDRESS command. Upon receipt of this command, the device sets the BSY bit
and indicates the maximum address in the DH, CH, CL and SN registers. Then, it clears BSY
and generates an interrupt.
1F7
1F6
1F5
1F4
1F3
1F2
1F1
1F7
1F6
1F5
1F4
1F3
1F2
1F1
5 - 60
At command issuance (I/O registers setting contents)
(CM) 1 1
H
(DH) L
H
(CH)
H
(CL)
H
(SN)
H
(SC)
H
(FR)
H
At command completion (I/O registers contents to be read)
(ST)
H
(DH)
H
(CH) Max. cylinder [MSB]/Max. LBA
H
(CL) Max. cylinder [LSB]/Max. LBA
H
(SN) Max. sector/Max. LBA [LSB]
H
(SC)
H
(ER)
H
C141-E093-01EN
1 1 1 0
DV xx
xx
xx
xx
xx
xx
Status information
DV Max head/LBA [MSB]
xx
Error information
0 0