lpc47s457-ns Standard Microsystems Corp., lpc47s457-ns Datasheet - Page 56
![no-image](/images/no-image-200.jpg)
lpc47s457-ns
Manufacturer Part Number
lpc47s457-ns
Description
Advanced I/o With X-bus Interface
Manufacturer
Standard Microsystems Corp.
Datasheet
1.LPC47S457-NS.pdf
(259 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LPC47S457-NS
Manufacturer:
Microchip Technology
Quantity:
10 000
- Current page: 56 of 259
- Download datasheet (2Mb)
SMSC DS – LPC47S45x
GAP4a
GAP4a
GAP4a
80x
40x
80x
4E
FF
4E
GPL1 = suggested GPL values in Read and Write commands to avoid splice point
between data field and ID field of contiguous sections.
GPL2 = suggested GPL value in Format A Track command.
*PC/AT values (typical)
**PS/2 values (typical). Applies with 1.0 MB and 2.0 MB drives.
Note: All values except sector size are in hex.
SYNC
SYNC
SYNC
Drives
Drives
5.25"
12x
12x
3.5"
00
6x
00
00
C2
C2
3x
3x
IAM
IAM
IAM
FC
FC
FC
FORMAT
MFM
MFM
FM
FM
GAP1
GAP1
GAP1
50x
26x
50x
4E
FF
4E
SYSTEM 3740 (SINGLE DENSITY) FORMAT
SYSTEM 34 (DOUBLE DENSITY) FORMAT
SYNC
SYNC
SYNC
12x
12x
00
00
00
6x
SECTOR SIZE
Table 24 − Typical Values for Formatting
A1
A1
3x
3x
512**
IDAM
IDAM
PERPENDICULAR FORMAT
IDAM
1024
2048
4096
1024
2048
4096
1024
512*
128
128
512
256
256
128
256
512
256
DATASHEET
FE
...
...
FE
FE
FORMAT FIELDS
C
C
C
Y
L
Y
L
Y
L
Page 56 of 259
H
D
H
D
H
D
S
E
C
S
E
C
S
E
C
N
O
N
O
N
O
00
00
02
03
04
05
01
01
02
03
04
05
...
...
N
0
1
2
1
2
3
C
R
C
C
R
C
C
R
C
GAP2
GAP2
GAP2
22x
11x
41x
4E
FF
4E
SC
0F
0F
12
10
08
04
02
01
12
10
09
04
02
01
09
05
09
05
SYNC
SYNC
SYNC
12x
12x
00
00
00
6x
A1
A1
3x
3x
DATA
DATA
DATA
FB or
AM
AM
AM
F8
FB
FB
GPL1
F8
F8
C8
C8
0A
2A
C8
C8
0F
1B
0E
1B
07
10
18
46
20
80
07
35
DATA
DATA
DATA
C
R
C
C
R
C
C
R
C
GPL2
GAP3 GAP 4b
GAP3 GAP 4b
GAP3 GAP 4b
FF
FF
0C
F0
FF
FF
1B
2A
3A
09
19
30
87
32
50
36
54
74
Rev. 04-30-07
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