Re: PSIM replacement status?
2007-04-23 by Grant Richter
It is kind of up in the air right now. Dave has done all the work, and the final disposition of the PCB files is totally up to him. The project involves
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PSIM replacement status?
2007-04-21 by Larry T.
Hi Everyone With all of the great work Dave has been doing lately, I have one VERY pressing question: WHAT IS THE STATUS OF THE PSIM REPLACEMENT THAT WAS BEING
PSIM sequencer project completed
2007-04-21 by djbrow54
I am now running my PSIM sequencer using my I2C 16 channel A/D PCB and the John Loffink LCD_Support PCB. I modified my CVS code to use the AtomPro24. The
Re: More I2C fun
2007-04-19 by djbrow54
OK. I m back up and running. I took out both the AtomPro and my I2C decoder in my CVS. I think I probably exceeded the input voltage specification by having
Re: More I2C fun
2007-04-17 by djbrow54
I got my quicks today. I built one as a digital only version and the other as a full configuration. I validated my test code for both the analog and digital
Re: More I2C fun
2007-04-13 by Grant Richter
Brilliant, Dave, simply brilliant!
Re: More I2C fun
2007-04-10 by djbrow54
I may want one of these 16 analog input boards for my PSIM for a sequencer so I designed an ExpressPCB mini-board. For those of you that don t know, this is a
Re: More I2C fun
2007-04-09 by pow333us
Grant, I m in, i ve just started getting in to the atom, would be great to have more device components. Paul--- In ComputerVoltageSources@yahoogroups.com,
Re: More I2C fun
2007-04-08 by Grant Richter
Hi Dave, I was very impressed with your design for a 16 knob programmer for the PSIM using I2C chips. I think others in this group could benefit from this. I
Re: new member
2007-04-06 by htill
Hi Dave, Welcome... I checked and I m getting a similar problem over here, Firefox is telling me that the files seem to be unavailable or moved (though it s
new member
2007-04-06 by David Moylan
Hi All, I m new to the group and wanted to take a look through the files but I get file not found errors for all files under the Files/Hardware section. Any
External CVS controls project completed
2007-02-24 by djbrow54
I finished my External Controls module that I interface to the CVS External IO connector and operate through I2C. I put a schematic in the Files Hardware
Re: Schematics posted
2007-02-19 by Grant Richter
Dave did a very thourough and professional design for the CVS. Much kudos, of course. He has also very generously published his code and figured out use of the
More I2C fun
2007-02-17 by djbrow54
Just for fun tonight I wired up a PCF8591 quad 8 bit A/D to my Ext I/O connector (I2C bus). I now have four additional A/D channels that are rock solid. I plan
Re: LCD Support PCB Rev. X00 and Programmed Chip available
2007-02-11 by djbrow54
I have three videos on my site. The main page is http://modularsynthesis.com/cvs/cvs.htm One video is of my original display for a sequencer. The link is in
LCD Support PCB Rev. X00 and Programmed Chip available
2007-02-11 by John Loffink
I have a limited number of LCD Support PC Boards Rev. X00 and programmed Atmel ATTINY2313 chips with code by David Brown available. Some photos and an Excel
Re: [ComputerVoltageSources] Schematics posted
2007-02-06 by laxt57@aol.com
Hi Wow!!! Very impressive, maybe beyound the capabilities of lots of diyers. Really I/O rich. I was really thinking of something more modular. Maybe with the
Re: Schematics posted
2007-02-06 by djbrow54
I m not going to rejoin the features discussion but just a comment on the multiple synchronization need. I documented some of this on my website including
Re: [ComputerVoltageSources] Schematics posted
2007-02-06 by Dave Manley
... I ve been lurking on this group since I first became aware of it and the PSIM delivery debacle. I think this point of Dave s is crucial to moving forward.
Re: [ComputerVoltageSources] Schematics posted
2007-02-06 by Eric Brombaugh
Dave, Thanks for posting the files and for doing such a thorough job in documenting it on your website. You re right - it is a complex and expensive piece of
Schematics posted
2007-02-06 by djbrow54
I have uploaded into the Files Hardware section my set of schematics. I did not post these previously because I did not originally generate them. I only took
Re: Schematic files again
2007-02-05 by drmabuce
Hi All ... (with apologies to the left-brainers out there) i theorize that there s a jinx. A kind of curse of the mummy placed on the design by Raymond
Project Status
2007-02-04 by David Kronemyer
I don t think this project should be abandoned. I think this would be an extremely innovative module. While demand might be small, it would be intense among
RE: [ComputerVoltageSources] Schematic files again
2007-02-04 by John Loffink
Grant, Prior to the last week, no one with a suitable level of experience had stepped forward to volunteer their time. Someone had kindly offered to learn PCB
Schematic files again
2007-02-04 by Grant Richter
I was wondering where the posting of the reference design in schematic format is? I voluntarily helped Brice with the schematic design of the PSIM. Just as I
Re: [ComputerVoltageSources] Re: Lurking contributions
2007-02-03 by John Mahoney
... I second that emotion. Thanks, Dave! -- john
Re: Lurking contributions
2007-02-03 by Gary Chang
I don t think that the project is dead - but it was just bearly alive in the first place. The reason why guys like Dave became interested in the PSIM was
Re: Lurking contributions
2007-02-02 by drmabuce
Hi Dave i ve never been sanguine on the commercial prospects for this kind of gadget, even on a small scale. So i don t blame you at all for resolving to cut
Re: Lurking contributions
2007-02-02 by htill
Dave et al, I m sure there are others out there who would be interested in putting together a CVS, either laying it out on vectorboard, or making their own
AHMW 2007
2007-02-02 by Andrew Scheidler
Midwestern Analogguers and Long Distance Synth Travellers (ie. Cary Roberts) - The Ninth annual Analogue Heaven MidWest Get Together will be Saturday March
Re: Lurking contributions
2007-02-02 by Grant Richter
Maybe schematic files could be posted for those who wirewrap or perfboard assemble? As long as the work has been expeneded, why not derive SOME benefit. BTW,
Re: Lurking contributions
2007-02-02 by djbrow54
So here is my summary of the situation. There have been only 8 individuals responding to my original email. Two agreed with me, and two suggested different
Re: Lurking contributions
2007-02-02 by pow333us
Prehaps there could be a posting of some schematics. I could devote an hour a two a night to doing some layout. P ... security tools, free access to millions
Re: [ComputerVoltageSources] Re: Lurking contributions
2007-02-01 by laxt57@aol.com
Hi Yeah I think it is,pity really. If a concisous on a set of specs and a schematic could be reached, I would do the pcb layout. I don t think that is gonna
Re: Lurking contributions
2007-02-01 by supisuzoi
Is it really dead? Aren t we just waiting for the PCB layout to be completed? Kevin
Re: Sequencers
2007-01-31 by djbrow54
See answers in-line. I ll walk you through the code when you are ready to try out your parts. It will power up in input mode so basically you could just try
Re: Lurking contributions
2007-01-31 by djbrow54
Just one clarification. The processor is just a standard AtomPro24. It can be purchased directly from BasicMicro. It is the PCB that is unique. All other
Re: [ComputerVoltageSources] Re: Lurking contributions
2007-01-30 by Eric Brombaugh
... Hmm. If we re once again veering away from the AtomPro (as previous references to Atmel & PIC processors would suggest), I might suggest the ADI ADuC70XX
Re: [ComputerVoltageSources] Re: Sequencers
2007-01-30 by Andrew Scheidler
Dear Dave - OK, I m going to dive into this I2C thing headfirst without checking the water depth :) The good news is I ve built some CGS modules with great
Re: Lurking contributions
2007-01-30 by drmabuce
Hi John ... i used to mess around with hobbyist robotics (even had a C64 rolling around my lving room until the cat incident ).... ; There are quite a few
Re: Lurking contributions
2007-01-30 by pow333us
Contrarian that I am, i guess calling it a dead deal has brought some people out of the woodwork. I m building up a PSIM and want to give it further
Re: [ComputerVoltageSources] Re: Lurking contributions
2007-01-30 by John Mahoney
... Sadly, you ll get no disagreement here, Dave. The complexity of this effort is one reason that I mentioned the MAKE Controller a month or few ago.
Re: [ComputerVoltageSources] Re: Lurking contributions
2007-01-30 by Brad Hawkins
... i m with you there. this is the only way i see getting a psim just wish i had something to offer to move it all along...
Re: Lurking contributions
2007-01-30 by drmabuce
... well put! this is also a succinct expression of the difference between a cottage-industry s WEB-SITE and their actual BUSINESS. My observation is that
Re: Lurking contributions
2007-01-30 by Larry T.
Dave I certainly hope you are wrong! The PISM was a great idea, but unless Brice decides to release the next batch as PCB + Programmed CPU + Parts List, this
Re: [ComputerVoltageSources] Re: Lurking contributions
2007-01-30 by laxt57@aol.com
Hi I volunteer to assist in anyway possible. If this project is indeed dead I will do it myself. My only reservation with that is that I am not really a
Re: Lurking contributions
2007-01-30 by djbrow54
First, let me compliment you on your insanium project. I have done a bit with the speakjet but nowhere near your effort. I doubt that your request will get
Re: Atompro timing anomolies....
2007-01-29 by Gary Chang
Dave, Thanks for providing the master/slave apps to try - I will get to them this week! gary
Lurking contributions
2007-01-28 by Lorin Edwin Parker
Hello all, I ve been following the list for a while now and must admit that my own work is in a rather divergent area right now (analog analog analog), so I
Re: Atompro timing anomolies....
2007-01-28 by djbrow54
I played a bit today with my two modules to sync together the maf-lfo. bas program. I can t use P6 or P7 to sync since I dedicated those to i2c so I used aux