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Membership Card LEDs backwards!

(6)
... I've never run across any before... and I've been messing with LEDs for 40 years! If the data sheet SAYS that's how they're marked, that's odd; but fine.
Lee Hart
6
posts
7:47 PM

Help please - ELF2K and 16450 UART

(3)
Magic. Thank you Bob. From: cosmacelf@yahoogroups.com [mailto:cosmacelf@yahoogroups.com] Sent: 31 March 2015 14:33 To: cosmacelf@yahoogroups.com Subject:
Paul Backhouse
3
posts
Mar 31

Re: Updates in Your Groups, March 28, 2015

(4)
Listings for both the 1802 and 1801 are in the appendices. IÆve emailed a copy to you off-list. Dave ... Listings for both the 1802 and 1801 are in the
Dave Ruske
4
posts
Mar 28

New file uploaded to cosmacelf

(375)
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the cosmacelf group. File :
cosmacelf@yahoogroups.com
375
posts
Mar 28

ELFOS And The ELF2K VT1802 Board

(5)
OK, The Original ELF II tiny basic Has A Plot command That Sets the Cursor Locations I am Sure that some were you have to be storeing it's address. Which the
Stateamuse
5
posts
Mar 26

Elf 2k ROM version 87

(6)
... When the VT1802 card is installed, the Elf2K monitor redirects the BIOS console I/O routines to use the CRT and the PS/2 keyboard. The Elf2K firmware
Robert Armstrong
6
posts
Mar 25

Can't Update my files, Help please

(9)
Thank you for the report. OT... reminds me of the break up line "It's not you, it's me". I guess where computers are concerned, we are fine with that excuse
joshbensadon
9
posts
Mar 18

Pssst - I have Doughnuts - Don't pass it on!

(7)
Yes, my public IP is in the list. I only played once. ... Thanks for trying it. I can see the client table and there are public IPs in it. I assume that the
kriceslo
7
posts
Mar 16

1802 Instruction Set - Which Instructions could you live without?

(21)
Herb--wonderful insights as always, thanks. The Elf was my first home computer, and for each of the other architectures I started with a minimal homebuilt
Mark Graybill
21
posts
Mar 14

About HEX

(3)
Nope… I posted too soon…. 0 - F ... Nope… I posted too soon…. 0 - F On Mar 12, 2015, at 1:22 PM, Andrew Wasson awasson@lunadesign.org [cosmacelf]
Andrew Wasson
3
posts
Mar 12

My Elf 00h Problem

(9)
Hi Herb, Thanks for the additional explanation as to what was going on. I was aware of the very low power consumption of the the CDP1802 which is actually one
kernel86
9
posts
Feb 27

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

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

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

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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