Sharp logo

Disk Format MZ-800 P-CP/M 


System: MZ-800
CP/M version: P-CP/M
Tracks: 39
Density: Double
Sides: 2
Capacity: 316k

DPB data
CP/M sectors per track SPT 32
Block shift factor BSH 4
Block mask BLM 15
Extent mask EXM 1
Maximum block number DSM 155
No. of DIR-entries -1 DRM 63
Allocation mask AL0
AL1
10000000
00000000
Check vector size CKS 16
Reserved tracks OFF 1
Add. reserved secs. SECOFF 0
Host data
Host sector length SECLEN 512
Host size in recs HSTSIZ 4
Host shift factor HSTSH 2
Block size BLKSIZ 16 Records = 2 KByte(s)
Density   Double
DS flag DS 0, i.e., side select from TRKTRAN-table
Side 0 label SIDE0LB 0
Side 1 label SIDE1LB 1

8 physical sectors per track

Sector translate table
( ! = side 1 )
1
2
3
4
5
6
7
8

79 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
39! / 39!
38! / 38!
37! / 37!
36! / 36!
35! / 35!
34! / 34!
33! / 33!
32! / 32!
31! / 31!
30! / 30!
29! / 29!
28! / 28!
27! / 27!
26! / 26!
25! / 25!
24! / 24!
23! / 23!
22! / 22!
21! / 21!
20! / 20!
19! / 19!
18! / 18!
17! / 17!
16! / 16!
15! / 15!
14! / 14!
13! / 13!
12! / 12!
11! / 11!
10! / 10!
9! / 9!
8! / 8!
7! / 7!
6! / 6!
5! / 5!
4! / 4!
3! / 3!
2! / 2!
1! / 1!
 


Formatting information
Sector sequence - side 0
1
5
2
6
3
7
4
8
Sector sequence - side 1
1
5
2
6
3
7
4
8

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


Go to the top of this page Home

last updated December 28, 2003
sharpmz@sharpmz.org