Power and ground are transposed on the byte interface? Might be good to buffer Q there if possible. Why not use a larger EPROM? 2716's are getting rare, few...
Does anyone have any info on the RCA VP4801 terminal? I have one I'd like to experiment with. It uses the CDP 1802ACE and has video, a modem and a printer...
Thanks for that, this is exactly the sort of feedback I was looking for. Given the bursty nature of my work, I have not been able to touch this project for...
Hi Group: I finished the scan of VIPER Volume 1, Issue 4 and have uploaded it to the Files section. As is the case with other issues, I did not scan the last...
I was recently looking over the Programming in CHIP-8 tutorial written by Harry Kleinberg in the Files section. It mentions that Harry was the manager of...
I was just wondering how the corrections seen in Volume 1, Issue 3 of VIPER on the CHIP-8I code came to be. Did someone else send in a better, corrected...
... Hi Matt: I'll have to look into the subsequent issues, but it is a case of corrections to the code.. usually caused by a typing mistake. Often, the...
Thanks Ray! Just making sure. I hope to have the retyped version of the article up soon. Regarding the cassette data, I would like to write a program sometime ...
Hi Matt: OK! And, I'm glad to hear that MP3 versions of computer audio data will work. Thinking about it now... maybe I was unduly worried. After all, the...
Hi Matt/Ray, Indirectly my emulator can do something like that, i.e. load some binary code into the VIP emulator (at startup via 'RAM SW' field) and save it to...
Marcel, Hmmm...I'll have to take another look at your emulator, but from what I've already seen, it's probably the most powerful 1802 emulator out there. I'm...
Hey all! I've been thinking recently...perhaps we need a logo? I mean, just to make us look a bit more professional: something simple to include at the top of...
Hi Matt, Wow, thanks... I had a good base! Mikes emu.... My emu is in C++ as well; and I'm working on a Linux version...... this is not working as yet; will be...
Hi All, I just release a new version of my emulator: 0.9.9y; as usual downloadable via: http://www.comxclub.hobby-site.com Changes compared to version 0.9.9x: ...
I just thought you all might like to know that I just purchased a new book. It's titled "RCA Microsystems: Microboards, Development Systems, Software,"...
Hi Matt, Sounds very interesting! Do you know if there are any details on the CDP 1869/1870 in your book? Specifically I'm looking for more details on what...
Sorry for the late response, the holidays have been crazy. If you could tell me a little bit more about what the CDP 1869/1870 exactly was, I might be able to...
A while ago I sent out letters to two addresses that were posted as Tom Swan's. It turns out that he no longer uses these addresses, but I recently found the...
Hey everyone! Summer is here...which means that in a week or so, I will have a ton of time to work on the group. I hope to resume work in tracking down Tom...
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the rcacosmac group. File : /StudioII.rar...
Wow! Thank-you soooo much! I can'twait to sink my teeth into it. I'll get a post up once attempt this. Thaks again, -Wil...
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rcacosmac@yahoogroups...
Jun 22, 2009 7:05 pm
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the rcacosmac group. File : /computer.st2...
Note that this only works in the v1.03 version as earlier versions have a bug in the Studio II keyboard handling. I just released v1.03 today with this...
Just uploaded a photo from the Atari Age forums of an RCA Studio II programming cartridge that seems to fit the description of the Studio II conversion files...
Hey everyone! Like I mentioned before, I will soon be purchasing web hosting for a personal site, and I will be devoting a section of this site to the COSMAC...
