IMageDisk Analyzer 1.20 / Jan 09 2024
IMD 1.17:  7/01/1990 13:33:16

XEROX 820-II DD/SS

DISK8.* finished

TSTDUR.* not finished

TSTDUR1.* not finished

READ.* (not finished)



MASTER COPY

Required cylinders: 77
Required heads    : 1
Data rate         : 500kbps
Est. maximum track: 8951 bytes

Possible drives/options to write B15D18.IMD :

 3.5" HD 80-track   NOTE: *1 *2
   Double-step: OFF

 5.25" HD 80-track   NOTE: *1
   Double-step: OFF

 8" 77-track
   Double-step: OFF

*1 77 track image likely from 8" drive.
*2 Should fit on 360rpm drive, 300rpm drive will leave long end gap.



IMageDisk Utility 1.20 / Jan 09 2024
IMD 1.17:  7/01/1990 13:33:16

XEROX 820-II DD/SS

DISK8.* finished

TSTDUR.* not finished

TSTDUR1.* not finished

READ.* (not finished)



MASTER COPY

Assuming 1:1 for Binary output
 0/0 500 kbps SD  26x128
     1  10 19 2  11 20 3  12 21 4  13 22 5  14 23 6  15 24 7  16 25 8  17 26 9  18 
     DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5
 1/0 500 kbps DD  26x256
     1  10 19 2  11 20 3  12 21 4  13 22 5  14 23 6  15 24 7  16 25 8  17 26 9  18 
     DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5
 2/0 D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  D  DE5DE5D  
 3/0 DE5D  DE5DE5D  DE5DE5D  DE5DE5D  DE5DE5D  D  DE5D  D  D  DE5DE5D  DE5DE5D  DE5
 4/0 DE5DE5D  DE5DE5D  DE5DE5D  DE5D  D  D  D  D  D  D  D  DE5D  D  DE5D  D  DE5D  
 5/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
 6/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
 7/0 DE5DE5D  DE5DE5D  DE5DE5D  DE5DE5D  DE5DE5D  DE5D  D  D  D  D  DE5D  D  DE5D  
 8/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  D  DE5D  D  DE5D  D  
 9/0 DE5D  D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
10/0 D  D  D  D  D  D  D  D  D  D  D  DE5D  D  DE5D  D  DE5D  D  D  D  D  D  D  D  
11/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
12/0 D  DE5D  D  DE5D  D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  D  DE5D  
13/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
14/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
15/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
16/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
17/0 D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5
18/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
19/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  D  
20/0 DE5D  D  DE5D  D  DE5D  D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
21/0 D  D  D  D  D  D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5
22/0 D  D  D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  DE5DE5D  DE5D  D  D  D  
23/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
24/0 D  D  DE5D  D  DE5D  D  D  D  D  D  D  DE5D  D  DE5D  D  DE5DE5D  DE5DE5D  DE5
25/0 DE5D  D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
26/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  D  
27/0 DE5D  D  DE5DE5D  DE5DE5D  DE5DE5D  DE5DE5D  DE5D  D  D  D  D  D  D  D  D  D  
28/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
29/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
30/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
31/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
32/0 D  D  D  D  DE5D  D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
33/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
34/0 D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  D  D  D  DE5D  DE5
35/0 DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5D  DE5D  D  D  D  D  DE5D  D  DE5D  
36/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
37/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
38/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
39/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
40/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
41/0 D  D  D  D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  DE5DE5D  DE5DE5D  DE5
42/0 D  D  D  D  D  D00D  D  D00D  DE5D00DE5DE5D00DE5DE5D  DE5DE5D  DE5D  D  D  D  
43/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
44/0 D  D  DE5D  D  DE5DE5D  D  DE5D  DE5D  D  DE5D  D  DE5D  DE5DE5D  DE5DE5D  DE5
45/0 DE5D  D00DE5D  D00D  D  D00D  D00D00D  D00D00D  D00D00D  D00D00D  D00D00D  D00
46/0 D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00
47/0 D00DE5D  D00DE5D  D00DE5D  D00DE5D  D00DE5D  D00D  D  D00D  D  D00D  D  DE5D  
48/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
49/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
50/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
51/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
52/0 D  D  DE5D  D  DE5D  D  D  D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  
53/0 DE5D  D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
54/0 D  D  D  D  D  D  D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  D  D  D  D  D  D  
55/0 D  D  D  D  D  D  D  D  D  D  DE5D  D  DE5D  D  D  D  D  D  D  D  D  D  D  D  
56/0 D  D  D  D  D  D  DE5D  D  DE5D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  
57/0 DE5D  D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
58/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
59/0 D  D  D  D  D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  D  D  D  D  D  D  D  D  
60/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D00D  D  
61/0 DE5D  D  DE5D  D  D  D  D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5
62/0 D00D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  D  D  
63/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
64/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
65/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
66/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
67/0 D  DE5D  D  DE5D  D  DE5D  D  DE5D00DE5DE5D00DE5D  DE5D  D  DE5DE5D  DE5DE5D  
68/0 DE5D  D  DE5D  D  DE5D  D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
69/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
70/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
71/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
72/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
73/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  D  DE5D  D  
74/0 D  D  DE5DE5D  DE5DE5D  DE5DE5D  DE5DE5DE5DE5DE5DE5DE5DE5DE5D  DE5D  D  D  D  
75/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
76/0 D  D  D  D  D  D  D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  DE5D  D  
77 tracks(77/0), 2002 sectors (363 Compressed)



BEGIN A2  Generic CP/M 3.0 - SSSD 8" - 128 x 26
DENSITY FM, HIGH
CYLINDERS 77 SIDES 1 SECTORS 26,128
SIDE1 0 1,7,13,19,25,5,11,17,23,3,9,15,21,2,8,14,20,26,6,12,18,24,4,10,16,22
BSH 3 BLM 7 EXM 0 DSM 242 DRM 63 AL0 0C0H AL1 0 OFS 3
END

# A2  Generic CP/M - SSSD 8" - 128 x 26
diskdef a2
  seclen 128
  tracks 77
  sectrk 26
  blocksize 1024
  maxdir 64
  skew 6
  offset 6656
#  boottrk 3
  boottrk 0
  os 3
end

# libdsk
[a2]
description = A2  Generic CP/M 3.0- SSSD 8" - 128 x 26
cylinders = 77
heads = 1
secsize = 128
sectors = 26
secbase = 1
datarate = HD

# Flashfloppy/GOTEK
[a2]
cyls = 177
heads = 1
secs = 26
interleave = 1
bps = 256
id = 1
rpm = 360
#rpm = 300
rate = 250
mode = fm
iam = no



$ cpmls -f a2 -D B15D18.RAW
     Name    Bytes   Recs  Attr     update             create
------------ ------ ------ ---- -----------------  -----------------
BIOS0   .HEX     3K     17    
BIOS1   .HEX     3K     17    
BOOT0   .HEX     1K      3    
BOOT1   .HEX     1K      3    
CBIOSXII.MAC    16K    127    
CHARIO  .MAC     1K      3    
CHARIO  .REL     1K      1    
CPMOVE  .ASM     9K     70    
CPMOVE  .HEX     2K     16    
CPMOVE  .Z80    10K     73    
CPMOVET .ASM     9K     70    
CPMOVET .HEX     2K     16    
CWBOOT  .MAC     4K     28    
CWBOOT  .REL     1K      4    
DEBLKR  .MAC    13K     97    
DEBLKR  .REL     1K      7    
FMT     .SUB     1K      1    
GENMOD  .CTL     1K      2    
GENMOD  .SYM     1K      7    
INIT    .MAC    38K    297    
IT      .SUB     1K      1    
MAKEBIOS.SUB     1K      7    
MKBIOST .SUB     1K      7    
MOVCPMX .COM    10K     76    
QFS     .MAC     3K     22    
QFS     .REL     1K      2    
READ    .COM    15K    116    
REL     .ASM     4K     27    
REL     .Z80     4K     28    
RELHDR  .ASM     2K     15    
RELHDR  .Z80     3K     17    
TSTDVR  .MAC    32K    252    
TSTDVR  .SUB     1K      1    
TSTDVR1 .COM     3K     17    
TSTDVR1 .MAC    38K    300    
TSTDVR1 .SUB     1K      1    
XBIOS   .MAC     2K      9    
XBIOS   .REL     1K      4    
   38 Files occupying    133K,     115K Free.


