IMageDisk Analyzer 1.20 / Jan 09 2024
IMD 1.17:  1/01/1990 23:46:59

XEROX 820II

MULTIPLAN

SS/DD

Required cylinders: 3
Required heads    : 1
Data rate         : 500kbps
Est. maximum track: 8951 bytes

Possible drives/options to write B2D8.IMD :

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

 5.25" HD 80-track
   Double-step: OFF

 8" 77-track
   Double-step: OFF

*1 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 23:46:59

XEROX 820II

MULTIPLAN

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  DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5DE5
 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  DE5DE5D  DE5D  DE5D  DE5D  DE5D  DE5D  DE5D  DE5D  DE5D  DE5D  
3 tracks(3/0), 78 sectors (38 Compressed)



Directory is at 0x2700 = 9984 Decimal
00002700   00 49 46 54  45 53 54 20  20 20 20 20  00 00 00 1E  .IFTEST     ....
00002710   02 03 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00002720   E5 52 45 53  50 4C 41 4E  20 20 20 20  00 00 00 36  .RESPLAN    ...6
00002730   02 03 04 05  00 00 00 00  00 00 00 00  00 00 00 00  ................
00002740   00 52 45 53  54 52 4E 50  4C 20 20 20  00 00 00 17  .RESTRNPL   ....
00002750   06 07 00 00  00 00 00 00  00 00 00 00  00 00 00 00  ................
00002760   00 4D 50 34  30 20 20 20  20 20 20 20  00 00 00 34  .MP40       ...4
00002770   08 09 0A 0B  00 00 00 00  00 00 00 00  00 00 00 00  ................
00002780   00 4D 50 38  30 20 20 20  20 20 20 20  00 00 00 32  .MP80       ...2
00002790   0C 0D 0E 0F  00 00 00 00  00 00 00 00  00 00 00 00  ................
000027A0   00 4D 50 20  20 20 20 20  20 48 4C 50  01 00 00 80  .MP      HLP....
000027B0   10 11 12 13  14 15 16 17  18 19 1A 1B  1C 1D 1E 1F  ................
000027C0   00 4D 50 20  20 20 20 20  20 48 4C 50  02 00 00 3A  .MP      HLP...:
000027D0   20 21 22 23  00 00 00 00  00 00 00 00  00 00 00 00   !"#............
000027E0   00 4D 50 20  20 20 20 20  20 43 4F 4D  00 00 00 7F  .MP      COM....
000027F0   24 25 26 27  28 29 2A 2B  00 00 00 00  00 00 00 00  $%&'()*+........



BEGIN A1  Generic CP/M - 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 2
END

# A1  Generic CP/M - SSSD 8" - 128 x 26
diskdef a1
  seclen 128
  tracks 77
  sectrk 26
  blocksize 1024
  maxdir 64
  skew 6
  offset 9984
#  boottrk 2
  boottrk 0
  os 2.2
end

# libdsk
[a1]
description = A1  Generic CP/M - SSSD 8" - 128 x 26
cylinders = 77
heads = 1
secsize = 128
sectors = 26
secbase = 1
datarate = HD

# Flashfloppy/GOTEK
[a1]
cyls = 77
heads = 1
secs = 26
interleave = 6
bps = 128
id = 1
rpm = 360
#rpm = 300
rate = 125
mode = fm
iam = no



$ cpmls -f a1 -D B2D8.RAW
     Name    Bytes   Recs  Attr     update             create
------------ ------ ------ ---- -----------------  -----------------
IFTEST  .        4K     30    
INSTALL .COM     7K     50    
INSTALL .SPC     1K      2    
MP      .COM    16K    127    
MP      .HLP    40K    314    
MP      .OVR    43K    337    
MP40    .        7K     52    
MP80    .        7K     50    
RESTRNPL.        3K     23    
    9 Files occupying     67K,     181K Free.



