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Disk Format MZ-3500 CP/M 


System: MZ-3500
CP/M version: CP/M
Tracks: 40
Density: Double
Sides: 2
Capacity: 320k

DPB data
CP/M sectors per track SPT 64
Block shift factor BSH 4
Block mask BLM 15
Extent mask EXM 1
Maximum block number DSM 147
No. of DIR-entries -1 DRM 127
Allocation mask AL0
AL1
11000000
00000000
Check vector size CKS 32
Reserved tracks OFF 3
Add. reserved secs. SECOFF 0
Host data
Host sector length SECLEN 256
Host size in recs HSTSIZ 2
Host shift factor HSTSH 1
Block size BLKSIZ 16 Records = 2 KByte(s)
Density   Double
DS flag DS 1, i.e., side select from SECTRAN-table
Side 0 label SIDE0LB 0
Side 1 label SIDE1LB 1

32 physical sectors per track

Sector translate table
( ! = side 1 )
1
5
9
13
1!
5!
9!
13!
2
6
10 14 2! 6! 10! 14!
3
7
11
15
3!
7!
11!
15!
4
8
12 16 4! 8! 12! 16!

40 Logical tracks per disk

Track translate table
PHY / LOG; ( ! = side 1 )
0 / 0
1 / 1
2 / 2
3 / 3
4 / 4
5 / 5
6 / 6
7 / 7
8 / 8
9 / 9
10 / 10
11 / 11
12 / 12
13 / 13
14 / 14
15 / 15
16 / 16
17 / 17
18 / 18
19 / 19
20 / 20
21 / 21
22 / 22
23 / 23
24 / 24
25 / 25
26 / 26
27 / 27
28 / 28
29 / 29
30 / 30
31 / 31
32 / 32
33 / 33
34 / 34
35 / 35
36 / 36
37 / 37
38 / 38
39 / 39


Formatting information
Sector sequence - side 0
1
2
3
4
5
6
7
8
9
10
11 12 13 14 15 16
Sector sequence - side 1
1
2
3
4
5
6
7
8
9
10
11 12 13 14 15 16

Other formats:
<IBM PC> <MZ-80K> <MZ-80B 1> <MZ-80B 2> <MZ-700>
<MZ-800 1> <MZ-800 2> <MZ-800 3> <MZ-3500 2>


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last updated December 28, 2003
sharpmz@sharpmz.org