IMageDisk Analyzer 1.20 / Jan 09 2024
IMD 1.17:  1/01/1990 12:21:29

XEROX 820-II

CP/M 2.2

COPYRIGHT 1982

PART NUMBER 130S22203

REV 1.000  2Q82

SS/DD

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

Possible drives/options to write B1D18.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:  1/01/1990 12:21:29

XEROX 820-II

CP/M 2.2

COPYRIGHT 1982

PART NUMBER 130S22203

REV 1.000  2Q82

SS/DD

Assuming 1:1 for Binary output
 0/0 500 kbps SD  26x128
     1  2  3  4  5  6  7  8  9  10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 
     D  D00D  DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5
 1/0 500 kbps DD  26x256
     1  14 2  15 3  16 4  17 5  18 6  19 7  20 8  21 9  22 10 23 11 24 12 25 13 26 
     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  
 2/0 D  DE5D  DE5D  DE5D  D  D  D  D  D  D  D  D  U  DE5U  DE5D  DE5D  DE5D  DE5D  
 3/0 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  
 4/0 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  
 5/0 D  D  D  D00D  D00D  D  D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
 6/0 D  DE5D  DE5D  DE5D  D  DE5D  DE5D  DE5D  DE5D  D  D  D  D  D  DE5D  D  D20D  
 7/0 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  
 8/0 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  
 9/0 D  D  D  D  D  D  D  D  D  DE5D  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  DE5D  DE5D  DE5D  DE5D  D  D  D  D  D  D  D  D  D  D  
11/0 DE5D  DE5D  DE5D  DE5D  DE5D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
12/0 D  DE5D  DE5D  DE5D  DE5D  DE5D  DE5D  DE5D  D  D  D  D  D  D  D  D  D  D  D  
13/0 D  D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  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  D  D  D  D  D  D  D  D  D  D  D  D  D  
18/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  D  D  D  
19/0 D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D1AD  D1AD  D1AD  DE5D  DE5D  DE5D  
20/0 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  
21/0 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  
22/0 D  D  D  D  D  D00D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  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  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  D  D  
25/0 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  
26/0 D  DE5D  DE5D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  DE5DE5D  DE5D  
27/0 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  DE5
28/0 DE5D00DE5D  DE5D  DE5D  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  DE5D  D  D  D  D  D  D  D  
32/0 D  D  DE5D  DE5D  DE5D  D  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  D00D  D00D  D00D  D00D  D  
34/0 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  
35/0 D  DE5D  D  D  D  D  D  DE5D  DE5D  D  D  D  D  DE5D  DE5D  DE5DE5DE5DE5DE5DE5
36/0 DE5D  DE5D  DE5D  DE5D  D  DE5D  DE5D  DE5D  D  DE5D  DE5D  DE5D  DE5D  D  D  
37/0 D  D  D  D  D  D  D  D  D00D  D00D  D  D  D00D  D  D  D  D  D  D  D  D  D  D  
38/0 D  D  D  DE5D  DE5D  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  D00D  D00
41/0 D00D  D  D  D  D  D00D  D00DE5D00D  D00D  D  D00D  D00D  D00D  D00D  D00D  D00
42/0 D00D  D00D  D00D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  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  DE5D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  DE5
45/0 DE5D  DE5D  D  DE5D  DE5D  DE5D  D  D  D  D  D  DE5DE5DE5DE5D  DE5D  DE5D  DE5
46/0 D  D  D  DE5D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  DE5D  D  D  D  
47/0 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  
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  D00D  D  D  D  D  D  D  D  D  D  D  D  D  D  D00D  D00D  D00DE5D00DE5D00DE5
50/0 D  D  D  D  D  D  DE5D  DE5D  DE5D  DE5D  DE5D  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  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
53/0 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  
54/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  DE5D  D  D  D  
55/0 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  
56/0 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  
57/0 D  D00D  D00D  D00D  D00D  D00D  D00D00D00D00D00D00D00D00D00D00D00D00D00D00D00
58/0 D00D  D00D  D00D  D00D  D00D  D00D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
59/0 D  D  D  D  D  D  D  D  D  D  DE5D  D  D  D  D  D  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  D  D  D  
61/0 D  D  D  DE5D  DE5D  DE5DE5DE5DE5D  DE5D  DE5D  DE5D  DE5D  D  D  D  DE5D  DE5
62/0 D  D  D  D  D  D  D  D  D  D  DE5D  DE5D  DE5D  D  D  D  D  D  D  D  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  D00D  D00D  D00D  D00D  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  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  
68/0 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  
69/0 D  D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  DE5D  DE5D  D  D  D  D  D  D  
70/0 D  D  D  D  D  D  D  D00D  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  D  D  D  D  D  D  
74/0 D  DE5D  DE5D  DE5D  D  D  D  D  DE5D  DE5D  DE5D00DE5D00DE5D  DE5D  D  D  D  
75/0 D  D  D  D  DE5D  DE5D  DE5D  DE5D  D  D  D  D  D  D  D  D  D  D  D  D  D  D  
76/0 D  D  D  D  D  D  D  D  D  D  D  D  D  DE5D  DE5DE5DE5DE5DE5DE5DE5DE5DE5D  DE5
77 tracks(77/0), 2002 sectors (250 Compressed, 2 Unavail)



BEGIN XER5  Xerox 16/8 - SSDD 8" - 256 x 26
DENSITY MFM, HIGH
CYLINDERS 77 SIDES 1 SECTORS 26,256 SKEW 5
SIDE1 0 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26
BSH 4 BLM 15 EXM 1 DSM 242 DRM 127 AL0 0C0H AL1 0 OFS 2
END

# XER5  Xerox 16/8 - SSDD 8" - 256 x 26
diskdef xer5
  seclen 256
  tracks 77
  sectrk 26
  blocksize 2048
  maxdir 128
  skew 1
#  boottrk 2
  offset 9984
  boottrk 0
  os 2.2
end

# libdsk
[xer5]
description = XER5  Xerox 16/8 - SSDD 8" - 256 x 26
cylinders = 77
heads = 1
secsize = 256
sectors = 26
secbase = 1
datarate = ED

# Flashfloppy/GOTEK
[xer5]
cyls = 77
heads = 1
secs = 26
interleave = 1
bps = 256
id = 1
rpm = 360
#rpm = 300
rate = 250
mode = mfm
iam = no



$ cpmls -f xer5 -D B1D18.RAW
     Name    Bytes   Recs  Attr     update             create
------------ ------ ------ ---- -----------------  -----------------
820-2TIM.BAS     1K      3    
ASM     .COM     8K     64 R  
BACKUP  .COM     2K     10 R  
CBAS2   .COM    20K    158    
CLEANI  .COM     3K     23    
COMPARE .COM     2K     10    
CONFIGUR.COM    12K     92 R  
COPY    .COM     3K     18 R  
COPYFAST.COM     2K     13    
CRUN2   .COM    18K    142    
DDT     .COM     5K     38 R  
DDUMP   .COM     3K     24    
DDUMP   .DOC     5K     35    
DISZILOG.COM     9K     66    
DU      .COM     4K     32    
DUM     .COM     3K     24    
DUMP    .COM     1K      4    
DUMP80  .COM     2K     13    
ED      .COM     7K     52 R  
FERRELL .LET     1K      7    
FIX     .COM    36K    286    
FIX     .DOC     3K     24    
FMT     .COM     2K     10 R  
HELP    .COM     1K      5 R  
HELP    .TXT    30K    235 R  
INIT    .COM     4K     28 R  
KILLESC .COM     1K      5 R  
L80     .COM    11K     84    
LD      .COM     3K     19    
LOAD    .COM     2K     14 R  
M80     .COM    20K    157    
MACZ1   .COM    13K    102    
MACZLIB .REL     2K     14    
MACZLINK.COM     7K     54    
MBASIC5 .COM    24K    189    
MOVCPM  .COM    10K     76 R  
PIP     .COM     8K     58 R  
SET     .COM     2K     12 R  
STAT    .COM     6K     41 R  
SUBMIT  .COM     2K     10 R  
SURVEY  .COM     2K      9    
SWAP    .COM     1K      3 R  
SYSGEN  .COM     2K     11 R  
TERMINAL.BAX     1K      8 R  
TIME    .COM     1K      8 R  
WHATSA  .COM     2K     11 R  
WS      .COM    16K    124    
WSMSGS  .OVR    28K    218    
WSOVLY1 .OVR    34K    266    
XERBAK  .BOS    20K    154 R  
XERCPY  .BOS    28K    222 R  
XERMAIN .BOS    13K    100 R  
XSUB    .COM     1K      6 R  
ZSID    .COM    10K     80    
   54 Files occupying     32K,     464K Free.



