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My Elf 00h Problem
(4)
Excellent debugging work! To: cosmacelf@yahoogroups.com From: cosmacelf@yahoogroups.com Date: Thu, 26 Feb 2015 20:52:20 -0600 Subject: Re: [cosmacelf] Re: My

bill rowe
4
posts
4:25 AM

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New file uploaded to cosmacelf
(369)
Bill, Indeed it is. I was wondering who was behind that. Now I can tag the file. Allison

ajparent1
369
posts
Feb 25

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Membership card the subject of IEEE Spectrum article
(10)
I've just read the Web article by Steven Cass on the IEEE site; not yet the IEEE Spectrum published article. On the Web article, there are links to Lee Hart's

thinkpast
10
posts
Feb 25

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Single-Step 1802
(14)
Yes, see MPM201 page 71. That's single instruction cycle. A copy is on my folder in case you can't find it. All of the MPM2xx series manuals have been put up

ajparent1
14
posts
Feb 22

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Pixie graphics for modern LCDs?
(4)
totally not an 1861 replacement but the little nokia LCDs for the old 3310 phones amuse me, in part, because the display sort of resembles an 1861. They are

bill rowe
4
posts
Feb 20

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New Member, Old ELF
(4)
U1 = CDP1862 (Pixie Color) U2 = CDP1861 (Pixie) U3 = CDP1802 U26-U32 = 8kx8 SRAM/ROM (Vbat or Vcc jumper selectable) U33 = 2k RAM/ROM (normally ROM for

mark.bielman
4
posts
Feb 13

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Re: ELF2K & ELF OS 0.2.8 Problem
(8)
Hi Stateamuse many thanks, yes those are the sort of lines I’m thinking about… Your system call routines would be very helpful – are the source files in

Paul Backhouse
8
posts
Feb 10

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n00b COMX BASIC question
(5)
It works! Alas, I lost that COMX bid so I'm reduced to playing with the emulator for the foreseeable future. Hey, maybe I can find more bugs. Juan Castro

Juan Castro
5
posts
Feb 5

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New member
(3)
Hi Tony, Welcome on board! I hope you'll enjoy the 1802, it's a real fun processor. I believe I've had the most fun while building the original ELF.

joshbensadon
3
posts
Jan 28

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Joined now, will lurk
(9)
Took a look at that, looks really neat. Will definitely play a little with it. Juan Castro Enviado do meu Olivetti Programma 101 On Wed, Jan 21, 2015 at 1:59

Juan Castro
9
posts
Jan 21

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Captain Cosmo's Whizbang
(4)
... Jeff is a great writer, and Captain Cosmo is a wonderfully entertaining read. It's a classic glimpse back to the early days of microcomputing! ... Jeff's

Lee Hart
4
posts
Jan 8

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hex display replacement
(3)
It's just 8 LEDs displaying binary. I wanted to limit the project to something that I could find parts for and build all in a few days. It uses point to point

dddiceman
3
posts
Jan 6

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New Member, New Elf
(10)
That's not crazy expensive... what.. about $40? For the engraved labeling, it's worth it! I think I paid $20 just for the electraset dry transfer labels. I

joshbensadon
10
posts
Jan 1
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