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Membership card with Elf2K ROM

(8)
Just to close the loop: ​​ Oddly, that solved the problem. I wired up a 74LS00 just to experiment and it was OK. It is odd to me that the 2K has the serial
wd5gnr
8
posts
4:30 PM

Overclocking: what would YOU like measured?

(13)
holy sh*t - 20MHZ. Overclocking indeed! ________________________________ From: cosmacelf@yahoogroups.com on behalf of
bill rowe
13
posts
12:53 PM

FORTRAN?

(11)
Yeah I liked Fortran pretty well then jumped to PL./I but learning C was a religious experience. This thread got me thinking. I have PiDP 8/I which is
wd5gnr
11
posts
8:30 AM

Hi there

(10)
Looks like a nice expansion board :) I'm still toggling in programs for now. I'll definitely include some of that eventually. Also in your files section, I
chris@mansfieldfamily.me
10
posts
Jul 19

A mad-genius idea -- 40 years too late

(31)
I for one think it's a neat idea, as a bootloader-loader, if it was kept simple and elegant. A Lego version would be awesome, but that probably wouldn't pass
Mark Abene
31
posts
Jul 19

New file uploaded to cosmacelf

(523)
... ones for the same instructions? I think Intel copyrights everything... but strange enough, they couldn't copyright their processors by numbers which is
joshbensadon
523
posts
Jul 14

Files section seems to be empty.

(46)
Just a minor correction to my observation... RCBASIC L2 (Level 2) does in fact have ON..GOTO. As I originally stated, RCA BASIC (and BASICs based upon it) does
Mark Abene
46
posts
Jul 14

My Hand-Built ELF 2000

(16)
Thank you very much! Yes, I plan on building a real switch plate for the final ELF. I chopped this switch panel together from a spare piece of MDF-like
codedoctor
16
posts
Jul 14

Old hardware available

(10)
Hello Richard, Yes, I am still interested! Please tell me the shipping costs. It would be shipping to Carver, MA 02330. I would love to restore your system. As
ekeefe8051
10
posts
Jul 13

The Boyd Calculator Made it to Hack-a-day

(13)
And you both wrote about TSRs in DOS! Just to confuse us even more. This is hilarious that you're the same guy. Didn't mean to hijack the thread, folks! On Jul
Mark Abene
13
posts
Jul 11

/A15 control on Rev G Membership Card - bizarro world debugging

(25)
Agree 100%. Thank you On 04/07/2017 1:14 PM, greg simmons gregorysimmons@yahoo.com [cosmacelf]
Aurel Boisvert
25
posts
Jul 4

How many interrupts per second?

(14)
... I dunno. I never thought of that. It probably does! -- If we knew what we were doing, it wouldn't be called research, would it? -- Albert Einstein -- Lee
Lee Hart
14
posts
Jul 2

UNBUILT Kit - COSMAC Super Elf by Quest Electronics

(64)
The thing about the value is the market has spoken and decreed the boards alone are worth $1500.. so I feel like they can't really go down in monetary value
Brad @ Better Computing
64
posts
Jul 1

BOOTS v88 firmware

(62)
Just following up on this... I finally had some time to correct all the bugs in the aforementioned Al Williams' disassembler. There were quite a few, so it
Mark Abene
62
posts
Jun 28

USB - TTL/RS-232 adapters and buffering

(16)
A serial port card is very inexpensive if you want a real serial port on the PC. All my PCs Homemade or HPs have real serial ports, they can come in handy
Cecil Bayona
16
posts
Jun 26
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