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CP/M and MP/M
Discuss these venerable old operating systems and the machines that run them
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Sticky
CP/M System Disks - Please Read
CP/M User
Aug 2, 2006
2
Replies
26
Views
72K
Apr 19, 2017
Buggoo
B
O
IBM PC XT, AT CP/M86 boot sector contents
Oldcoder
Today at 12:48 PM
Replies
5
Views
43
43 minutes ago
krebizfan
K
C
Is there any concise information on how CP/M evolved into MP/M and what changed?
cj7hawk
Yesterday at 3:23 PM
Replies
3
Views
96
Today at 1:42 AM
geowar1
G
L
Mycroft Labs - Compat Ver 3.2 Floppy Image
ldkraemer
Yesterday at 3:50 AM
Replies
0
Views
24
Yesterday at 3:50 AM
ldkraemer
L
Micro Cornucopia: 8 Inch decoder board
haglebu
Monday at 4:49 PM
Replies
2
Views
39
Monday at 6:11 PM
Chuck(G)
J
Kaypro II floppy mod ?
Jan1980
Dec 13, 2019
Replies
13
Views
2K
Friday at 3:28 PM
haglebu
Ampro Little Board Plus emulation in MAME - Materials available on request
KattPhloxworthy
Jan 24, 2022
Replies
9
Views
306
Friday at 11:00 AM
KattPhloxworthy
Kaypro II Power Supply Ratings
glitch
Apr 26, 2013
2
Replies
22
Views
2K
Friday at 4:20 AM
k6whp
A
Kaypro 4 Tandon DSDD Drive B problematic
Armitage
May 4, 2022
Replies
7
Views
170
May 9, 2022
ldkraemer
L
The Tale of the Good Kaypro and the Bad Kaypro
k6whp
May 1, 2022
2
Replies
32
Views
531
May 8, 2022
k6whp
J
Any way to bypass a password login in CompuPro Concurrent DOS?
jmetal88
Apr 29, 2020
5
6
7
Replies
132
Views
11K
May 2, 2022
Caluser2000
M
Assemble Kaypro BIOS From Source?
m_thompson
Apr 27, 2022
Replies
17
Views
365
May 1, 2022
m_thompson
M
Serial Transfer to/from Kaypro 2X/4 to Windows 10 Laptop Possible?
k6whp
Apr 25, 2022
Replies
8
Views
234
Apr 27, 2022
jltursan
J
Info on cleaning an Epson SD-521 FDD..
k6whp
Apr 16, 2022
Replies
14
Views
263
Apr 25, 2022
Chuck(G)
Kaypro 4 and strange behavior with certain CP/M games.
liqmat
Jan 22, 2018
2
3
Replies
44
Views
4K
Apr 25, 2022
acgs
A
Does anyone have information on the HxC .hfe file format?
k6whp
Apr 5, 2022
Replies
12
Views
339
Apr 18, 2022
k6whp
P
Anyone know what this board is for?
Primo007
Apr 15, 2022
Replies
19
Views
426
Apr 17, 2022
Primo007
P
T
Questions about the Kaypro emulator format.jar program
The Mad Turk
Apr 12, 2022
Replies
7
Views
143
Apr 15, 2022
The Mad Turk
T
T
Problems with VirtualKaypro hard disk image
The Mad Turk
Apr 5, 2022
Replies
11
Views
171
Apr 11, 2022
durgadas311
K
Trantor Bootdisk fo a Osborne 1
Klyball
Apr 10, 2022
Replies
0
Views
68
Apr 10, 2022
Klyball
K
New guy reviving a couple of Kaypro 2Xs and implementing a floppy adapter
k6whp
Mar 14, 2022
Replies
17
Views
411
Apr 10, 2022
ldkraemer
L
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