Also See for MZ1F10
User manual
- 12 pages
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(4) Magnification of the C Part
1157
!.@]
1407
1657
3. BASIC OPERATION
3-1. Seek Operation
The step for seeking is generated by FPU (NDC 840). The
step rate is designated by a command from the host.
-
DIRECTION I
N
-S TEP
1-80
mS
L
A
cco
rd
i ng
l
o
ll
e
p rat
e
-
5
-
Seek
1
step output
3-2. Read Operation
-
M Z
-
5600A
In the read operation
,
the ID read is first executed to find
the designated
sector.
On finding the desired ID field
,
data
are read.
The data read by the disk are separated.
NRZ Data and Clock from MFM Data are transferred to
NDC-840.
The data are converted from serial to 8 -bit parallel and are
transferred by DMA to RAM
.
Error detection is executed in
NDC-840,
and if the error is
less than 11 bits, error correction is executed in association
with
CPU-Z-80.
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Sharp MZ-1F10 User Manual
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